diff --git a/.github/workflows/dev-ci.yml b/.github/workflows/dev-ci.yml
index df9f049e80aa..2a1b1088641a 100644
--- a/.github/workflows/dev-ci.yml
+++ b/.github/workflows/dev-ci.yml
@@ -27,7 +27,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: [1.17, 1.18, 1.19]
+        version: [1.18, 1.19]
     runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v3
@@ -38,7 +38,7 @@ jobs:
       uses: actions/setup-go@v3
       with:
         go-version: ${{ matrix.version }}
-      
+
     - name: Check Lint
       run: make lint
 
@@ -49,6 +49,9 @@ jobs:
       with:
         ref: ${{ github.event.pull_request.head.sha }}
 
+    - name: Set up Wemix Submodules
+      run: git submodule update --init wemix/
+
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
diff --git a/.github/workflows/gwemix-ci.yml b/.github/workflows/gwemix-ci.yml
index f141532d2241..da7fcc178378 100644
--- a/.github/workflows/gwemix-ci.yml
+++ b/.github/workflows/gwemix-ci.yml
@@ -27,7 +27,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: [1.17, 1.18, 1.19]
+        version: [1.18, 1.19]
     runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v3
@@ -49,6 +49,9 @@ jobs:
       with:
         ref: ${{ github.event.pull_request.head.sha }}
 
+    - name: Set up Wemix Submodules
+      run: git submodule update --init wemix/
+
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
diff --git a/.github/workflows/master-ci.yml b/.github/workflows/master-ci.yml
index 46736e268895..b9b67f2da7eb 100644
--- a/.github/workflows/master-ci.yml
+++ b/.github/workflows/master-ci.yml
@@ -27,7 +27,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: [1.17, 1.18, 1.19]
+        version: [1.18, 1.19]
     runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v3
@@ -49,6 +49,9 @@ jobs:
       with:
         ref: ${{ github.event.pull_request.head.sha }}
 
+    - name: Set up Wemix Submodules
+      run: git submodule update --init wemix/
+
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
diff --git a/.gitmodules b/.gitmodules
index 57093244b9c7..4dcaf5dbad01 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -12,3 +12,9 @@
 [submodule "etcd"]
 	path = etcd
 	url = https://github.com/metadium/etcd
+[submodule "wemix/governance-contract/contracts/openzeppelin/contracts-upgradeable"]
+	path = wemix/governance-contract/contracts/openzeppelin/contracts-upgradeable
+	url = https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable
+[submodule "wemix/governance-contract/contracts/openzeppelin/contracts"]
+	path = wemix/governance-contract/contracts/openzeppelin/contracts
+	url = https://github.com/OpenZeppelin/openzeppelin-contracts
diff --git a/Makefile b/Makefile
index f7b7366f29a1..5f2b8a1575b7 100644
--- a/Makefile
+++ b/Makefile
@@ -31,16 +31,14 @@ endif
 
 gwemix.tar.gz: gwemix logrot
 	@[ -d build/conf ] || mkdir -p build/conf
-	@cp -p wemix/scripts/gwemix.sh wemix/scripts/solc.sh build/bin/
+	@cp -p wemix/scripts/gwemix.sh build/bin/
 	@cp -p wemix/scripts/config.json.example		\
 		wemix/scripts/genesis-template.json		\
-		wemix/contracts/WemixGovernance.js	\
-		wemix/scripts/deploy-governance.js		\
 		build/conf/
 	@(cd build; tar cfz gwemix.tar.gz bin conf)
 	@echo "Done building build/gwemix.tar.gz"
 
-gwemix: rocksdb wemix/governance_abi.go
+gwemix: rocksdb 
 ifeq ($(USE_ROCKSDB), NO)
 	$(GORUN) build/ci.go install $(ROCKSDB_TAG) ./cmd/gwemix
 else
@@ -68,7 +66,7 @@ else
 		$(GORUN) build/ci.go install $(ROCKSDB_TAG) ./cmd/dbbench
 endif
 
-all: wemix/governance_abi.go
+all:
 	$(GORUN) build/ci.go install
 
 android:
@@ -89,12 +87,12 @@ test: all
 test-short: all
 	$(GORUN) build/ci.go test -short
 
-lint: wemix/governance_abi.go ## Run linters.
+lint: ## Run linters.
 	$(GORUN) build/ci.go lint
 
 clean:
 	env GO111MODULE=on go clean -cache
-	rm -fr build/_workspace/pkg/ $(GOBIN)/* build/conf wemix/admin_abi.go wemix/governance_abi.go
+	rm -fr build/_workspace/pkg/ $(GOBIN)/* build/conf
 	@ROCKSDB_DIR=$(ROCKSDB_DIR);			\
 	if [ -e $${ROCKSDB_DIR}/Makefile ]; then	\
 		cd $${ROCKSDB_DIR};			\
@@ -132,70 +130,3 @@ rocksdb:
 	@[ ! -e rocksdb/.git ] && git submodule update --init rocksdb;	\
 	cd $(ROCKSDB_DIR) && PORTABLE=1 make -j8 static_lib;
 endif
-
-AWK_CODE='								\
-BEGIN { print "package wemix"; bin = 0; name = ""; abi = ""; }	\
-/^{/ { bin = 1; abi = ""; name = ""; }					\
-/^}/ { bin = 0; abi = abi "}"; print "var " name "Abi = `" abi "`"; }	\
-{									\
-  if (bin == 1) {							\
-    abi = abi $$0;							\
-    if ($$1 == "\"contractName\":") {					\
-      name = $$2;							\
-      gsub(",|\"", "", name);						\
-    }									\
-  }									\
-}'
-
-wemix/admin_abi.go: wemix/contracts/WemixAdmin-template.sol build/bin/solc
-	@PATH=${PATH}:build/bin wemix/scripts/solc.sh -f abi $< /tmp/junk.$$$$; \
-	cat /tmp/junk.$$$$ | awk $(AWK_CODE) > $@;	\
-	rm -f /tmp/junk.$$$$;
-
-AWK_CODE_2='								     \
-BEGIN { print "package wemix\n"; }					     \
-/^var Registry_contract/ {						     \
-  sub("^var[^(]*\\(","",$$0); sub("\\);$$","",$$0);			     \
-  n = "Registry";							     \
-  print "var " n "Abi = `{ \"contractName\": \"" n "\", \"abi\": " $$0 "}`"; \
-}									     \
-/^var StakingImp_contract/ {						     \
-  sub("^var[^(]*\\(","",$$0); sub("\\);$$","",$$0);			     \
-  n = "Staking";							     \
-  print "var " n "Abi = `{ \"contractName\": \"" n "\", \"abi\": " $$0 "}`"; \
-}									     \
-/^var EnvStorageImp_contract/ {						     \
-  sub("^var[^(]*\\(","",$$0); sub("\\);$$","",$$0);			     \
-  n = "EnvStorageImp";							     \
-  print "var " n "Abi = `{ \"contractName\": \"" n "\", \"abi\": " $$0 "}`"; \
-}									     \
-/^var GovImp_contract/ {							     \
-  sub("^var[^(]*\\(","",$$0); sub("\\);$$","",$$0);			     \
-  n = "Gov";								     \
-  print "var " n "Abi = `{ \"contractName\": \"" n "\", \"abi\": " $$0 "}`"; \
-}'
-
-wemix/governance_abi.go: wemix/contracts/WemixGovernance.js
-	@cat $< | awk $(AWK_CODE_2) > $@
-
-ifneq ($(shell uname), Linux)
-
-build/bin/solc:
-	@test 1
-
-else
-
-SOLC_URL=https://github.com/ethereum/solidity/releases/download/v0.4.24/solc-static-linux
-build/bin/solc:
-	@[ -d build/bin ] || mkdir -p build/bin;		\
-	if [ ! -x build/bin/solc ]; then			\
-		if which curl > /dev/null 2>&1; then		\
-			curl -Ls -o build/bin/solc $(SOLC_URL);	\
-			chmod +x build/bin/solc;		\
-		elif which wget > /dev/null 2>&1; then		\
-			wget -nv -o build/bin/solc $(SOLC_URL);	\
-			chmod +x build/bin/solc;		\
-		fi						\
-	fi
-
-endif
diff --git a/accounts/abi/bind/backends/simulated.go b/accounts/abi/bind/backends/simulated.go
index e26341d9df5d..a73eb311eadd 100644
--- a/accounts/abi/bind/backends/simulated.go
+++ b/accounts/abi/bind/backends/simulated.go
@@ -37,6 +37,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/state"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/eth"
 	"github.com/ethereum/go-ethereum/eth/filters"
 	"github.com/ethereum/go-ethereum/ethdb"
 	"github.com/ethereum/go-ethereum/event"
@@ -72,6 +73,20 @@ type SimulatedBackend struct {
 	config *params.ChainConfig
 }
 
+func NewSimulatedBackendWithEthereum(e *eth.Ethereum) *SimulatedBackend {
+	database := e.ChainDb()
+	blockchain := e.BlockChain()
+
+	backend := &SimulatedBackend{
+		database:   database,
+		blockchain: blockchain,
+		config:     blockchain.Config(),
+		events:     filters.NewEventSystem(&filterBackend{database, blockchain}, false),
+	}
+	backend.rollback(blockchain.CurrentBlock())
+	return backend
+}
+
 // NewSimulatedBackendWithDatabase creates a new binding backend based on the given database
 // and uses a simulated blockchain for testing purposes.
 // A simulated backend always uses chainID 1337.
diff --git a/cmd/geth/governancedeploy.go b/cmd/geth/governancedeploy.go
index 4f2eb965e9a6..4e488b6e18c8 100644
--- a/cmd/geth/governancedeploy.go
+++ b/cmd/geth/governancedeploy.go
@@ -3,24 +3,28 @@
 package main
 
 import (
-	"bytes"
 	"context"
-	"encoding/hex"
+	"errors"
 	"fmt"
 	"math/big"
 	"os"
-	"reflect"
 
-	"github.com/ethereum/go-ethereum/accounts/keystore"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/ethclient"
+	"github.com/ethereum/go-ethereum/log"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
 	"github.com/ethereum/go-ethereum/wemix/metclient"
 	"gopkg.in/urfave/cli.v1"
 )
 
-func getInitialGovernanceMembersAndNodes(configJsFile string) (nodes []byte, stakes []byte, rewardPoolAccount, maintenanceAccount *common.Address, err error) {
+func getInitialGovernanceInitDatas(configJsFile string) (
+	domains map[string]common.Address,
+	env gov.InitEnvStorage,
+	members gov.InitMembers,
+	err error,
+) {
 	var fin *os.File
 	if fin, err = os.Open(configJsFile); err != nil {
 		return
@@ -33,312 +37,124 @@ func getInitialGovernanceMembersAndNodes(configJsFile string) (nodes []byte, sta
 		return
 	}
 
-	l := len(cfg.Members)
-	var b1, b2 bytes.Buffer
-	for i := 0; i < l; i++ {
-		m := cfg.Members[i]
-		var (
-			sid string
-			id  []byte
-		)
-		if len(m.Id) == 128 {
-			sid = m.Id
-		} else if len(m.Id) == 130 {
-			sid = m.Id[2:]
-		} else {
-			return nil, nil, nil, nil, fmt.Errorf("Invalid enode id %s", m.Id)
-		}
-		if id, err = hex.DecodeString(sid); err != nil {
-			return nil, nil, nil, nil, err
-		}
-
-		addr := new(big.Int).SetBytes(m.Addr[:])
-		b1.Write(metclient.PackNum(reflect.ValueOf(addr)))
-		b1.Write(metclient.PackNum(reflect.ValueOf(len(m.Name))))
-		b1.Write([]byte(m.Name))
-		b1.Write(metclient.PackNum(reflect.ValueOf(len(id))))
-		b1.Write(id)
-		b1.Write(metclient.PackNum(reflect.ValueOf(len(m.Ip))))
-		b1.Write([]byte(m.Ip))
-		b1.Write(metclient.PackNum(reflect.ValueOf(m.Port)))
-
-		b2.Write(metclient.PackNum(reflect.ValueOf(addr)))
-		b2.Write(metclient.PackNum(reflect.ValueOf(m.Stake)))
-	}
-	nodes = b1.Bytes()
-	stakes = b2.Bytes()
-	nilAddr := common.Address{}
-	if cfg.RewardPool != nilAddr {
-		rewardPoolAccount = &cfg.RewardPool
+	domains = make(map[string]common.Address)
+	zeroAddress := common.Address{}
+	if cfg.StakingReward != zeroAddress {
+		domains[gov.DOMAIN_StakingReward] = cfg.StakingReward
 	}
-	if cfg.Maintenance != nilAddr {
-		maintenanceAccount = &cfg.Maintenance
+	if cfg.Ecosystem != zeroAddress {
+		domains[gov.DOMAIN_Ecosystem] = cfg.Ecosystem
 	}
-
-	return
-}
-
-// governance-contract.js config.js
-func deployGovernanceContracts(cliCtx *cli.Context) error {
-	ctx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-
-	var err error
-
-	// get command line arguments
-	url := cliCtx.String(urlFlag.Name)
-	gas := cliCtx.Int(gasFlag.Name)
-	gasPrice := cliCtx.Int(gasPriceFlag.Name)
-
-	if gas <= 0 {
-		gas = 0xF000000
+	if cfg.Maintenance != zeroAddress {
+		domains[gov.DOMAIN_Maintenance] = cfg.Maintenance
 	}
-	if gasPrice <= 0 {
-		gasPrice = 80000000000
+	if cfg.FeeCollector != zeroAddress {
+		domains[gov.DOMAIN_FeeCollector] = cfg.FeeCollector
 	}
 
-	if len(url) == 0 || len(cliCtx.Args()) != 3 {
-		return fmt.Errorf("Invalid Arguments")
-	}
+	env = cfg.Env.ToInitData()
 
-	passwd := utils.GetPassPhraseWithList("", false, 0, utils.MakePasswordList(cliCtx))
-	if len(passwd) == 0 {
-		return fmt.Errorf("Invalid Arguments")
+	members = make(gov.InitMembers, len(cfg.Members))
+	for i, member := range cfg.Members {
+		members[i] = member.ToInitData()
 	}
 
-	contractsFile, configJsFile, accountFile := cliCtx.Args()[0], cliCtx.Args()[1], cliCtx.Args()[2]
+	return
+}
 
-	// account
-	var from *keystore.Key
-	from, err = metclient.LoadAccount(passwd, accountFile)
-	if err != nil {
-		return err
-	}
+// governance-contract.js config.js
+func deployGovernanceContracts(ctx *cli.Context) error {
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
+	// get command line arguments
+	args := ctx.Args()
 
-	// initial members and nodes data
 	var (
-		membersAndNodes, stakes               []byte
-		rewardPoolAccount, maintenanceAccount *common.Address
+		errInvalidArguments     error = errors.New("invalid Arguments")
+		configFile, accountFile string
+		lockAmount              *big.Int
 	)
-	membersAndNodes, stakes, rewardPoolAccount, maintenanceAccount, err = getInitialGovernanceMembersAndNodes(configJsFile)
-	if err != nil {
-		return nil
-	}
-
-	// cli connection
-	var cli *ethclient.Client
-	cli, err = ethclient.Dial(url)
-	if err != nil {
-		return err
-	}
-
-	// contract variables
-	registry := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	envStorageImp := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	staking := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	ballotStorage := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	envStorage := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	govImp := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-	gov := &metclient.RemoteContract{Cli: cli, From: from, Gas: gas}
-
-	// load contract codes
-	var contracts map[string]*metclient.ContractData
-	if fin, e2 := os.Open(contractsFile); e2 != nil {
-		return e2
-	} else {
-		defer fin.Close()
-		if contracts, err = metclient.LoadJsContract(fin); err != nil {
-			return nil
+	switch len(args) {
+	case 3:
+		configFile, accountFile = args[0], args[1]
+		lockAmount, ok := new(big.Int).SetString(args[2], 10)
+		if !ok || lockAmount.Sign() <= 0 {
+			return errInvalidArguments
 		}
+	case 2:
+		configFile, accountFile = args[0], args[1]
+		lockAmount = gov.DefaultInitEnvStorage.STAKING_MIN
+	default:
+		return errInvalidArguments
 	}
 
-	// check if contracts exist
-	contractNames := []string{"Registry", "EnvStorageImp", "Staking", "BallotStorage", "EnvStorage", "GovImp", "Gov"}
-	for _, name := range contractNames {
-		if _, ok := contracts[name]; !ok {
-			return fmt.Errorf("Cannot find %s contract", name)
-		}
-	}
-	registry.Abi = contracts["Registry"].Abi
-	envStorageImp.Abi = contracts["EnvStorageImp"].Abi
-	staking.Abi = contracts["Staking"].Abi
-	ballotStorage.Abi = contracts["BallotStorage"].Abi
-	envStorage.Abi = contracts["EnvStorage"].Abi
-	govImp.Abi = contracts["GovImp"].Abi
-	gov.Abi = contracts["Gov"].Abi
-
-	txs := make([]common.Hash, 10)
-
-	// 1. deploy Registry and EnvStorageImp contracts
-	ixTxs := 0
-	fmt.Println("Deploying Registry...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["Registry"], nil, gas, gasPrice); err != nil {
+	client, err := ethclient.Dial(ctx.String(urlFlag.Name))
+	if err != nil {
 		return err
 	}
-	ixTxs++
-	fmt.Println("Deploying EnvStorageImp...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["EnvStorageImp"], nil, gas, gasPrice); err != nil {
+	chainID, err := client.ChainID(context.TODO())
+	if err != nil {
 		return err
 	}
 
-	fmt.Print("Waiting for receipts...")
-	for i := ixTxs; i >= 0; i-- {
-		var receipt *types.Receipt
-		receipt, err = metclient.GetContractReceipt(ctx, cli, txs[i], 200, 300)
-		if err != nil {
-			return err
-		}
-		switch i {
-		case 0:
-			registry.To = &receipt.ContractAddress
-		case 1:
-			envStorageImp.To = &receipt.ContractAddress
-		}
-	}
-	fmt.Println("good.")
-
-	// 2. deploy Staking, BallotStorage, EnvStorage, GovImp, Gov
-	ixTxs = 0
-	fmt.Println("Deploying Staking...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["Staking"],
-		[]interface{}{registry.To, stakes}, gas, gasPrice); err != nil {
+	var opts *bind.TransactOpts
+	if from, err := metclient.LoadAccount(utils.GetPassPhraseWithList("", false, 0, utils.MakePasswordList(ctx)), accountFile); err != nil {
 		return err
-	}
-	ixTxs++
-	fmt.Println("Deploying BalloStorage...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["BallotStorage"],
-		[]interface{}{registry.To}, gas, gasPrice); err != nil {
-		return err
-	}
-	ixTxs++
-	fmt.Println("Deploying EnvStorage...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["EnvStorage"],
-		[]interface{}{registry.To, envStorageImp.To}, gas, gasPrice); err != nil {
-		return err
-	}
-	ixTxs++
-	fmt.Println("Deploying GovImp...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["GovImp"], nil, gas, gasPrice); err != nil {
+	} else if opts, err = bind.NewKeyedTransactorWithChainID(from.PrivateKey, chainID); err != nil {
 		return err
-	}
-	ixTxs++
-	fmt.Println("Deploying Gov...")
-	if txs[ixTxs], err = metclient.Deploy(ctx, cli, from, contracts["Gov"],
-		nil, gas, gasPrice); err != nil {
-		return err
-	}
-	fmt.Println("Gov tx is", txs[ixTxs].Hex())
-
-	fmt.Printf("Waiting for receipts...")
-	for i := ixTxs; i >= 0; i-- {
-		var receipt *types.Receipt
-		receipt, err = metclient.GetContractReceipt(ctx, cli, txs[i], 200, 300)
-		if err != nil {
-			return err
+	} else {
+		if ctx.IsSet(gasFlag.Name) {
+			opts.GasLimit = ctx.Uint64(gasFlag.Name)
 		}
-		switch i {
-		case 0:
-			staking.To = &receipt.ContractAddress
-		case 1:
-			ballotStorage.To = &receipt.ContractAddress
-		case 2:
-			envStorage.To = &receipt.ContractAddress
-		case 3:
-			govImp.To = &receipt.ContractAddress
-		case 4:
-			gov.To = &receipt.ContractAddress
+		if ctx.IsSet(gasPriceFlag.Name) {
+			opts.GasPrice = big.NewInt(ctx.Int64(gasPriceFlag.Name))
 		}
 	}
-	fmt.Printf("good. Governance address %v.\n", gov.To.Hex())
 
-	// 3. setup registry
-	fmt.Println("Setting registry...")
-	ixTxs = 0
-	if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("Staking"), staking.To}); err != nil {
-		return err
-	}
-	ixTxs++
-	if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("BallotStorage"), ballotStorage.To}); err != nil {
-		return err
-	}
-	ixTxs++
-	if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("EnvStorage"), envStorage.To}); err != nil {
-		return err
-	}
-	ixTxs++
-	if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("GovernanceContract"), gov.To}); err != nil {
-		return err
-	}
-	if rewardPoolAccount != nil {
-		ixTxs++
-		if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("RewardPool"), rewardPoolAccount}); err != nil {
-			return err
-		}
-	}
-	if maintenanceAccount != nil {
-		ixTxs++
-		if txs[ixTxs], err = metclient.SendContract(ctx, registry, "setContractDomain", []interface{}{metclient.ToBytes32("Maintenance"), maintenanceAccount}); err != nil {
-			return err
-		}
-	}
+	return deployGovernance(client, opts, lockAmount, configFile)
+}
 
-	// no need to wait for the receipts for the above
+type Client interface {
+	bind.ContractBackend
+	bind.DeployBackend
+}
 
-	// 4. deposit staking - not needed
-	fmt.Println("Depositing stakes...")
+func deployGovernance(cli Client, ownerOpts *bind.TransactOpts, lockAmount *big.Int, configJsFile string) error {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	ownerOpts.Context = ctx
 
-	// 5. Gov.initOnce()
-	fmt.Printf("Initializing governance members and nodes...")
-	if txs[0], err = metclient.SendContract(ctx, gov, "initOnce", []interface{}{registry.To, govImp.To, membersAndNodes}); err != nil {
+	// initial members and nodes data
+	domains, env, members, err := getInitialGovernanceInitDatas(configJsFile)
+	if err != nil {
 		return err
 	}
-
-	if receipt, err2 := metclient.GetReceipt(ctx, cli, txs[0], 200, 300); err2 != nil {
-		return err2
-	} else if receipt.Status != 1 {
-		fmt.Printf("Transaction %v failed with status %d.\n",
-			txs[0].Hex(), receipt.Status)
-		return fmt.Errorf("Transaction failed with status %d.", receipt.Status)
+	if lockAmount.Cmp(env.STAKING_MIN) < 0 || lockAmount.Cmp(env.STAKING_MAX) > 0 {
+		return fmt.Errorf("invalid lock amount, input:%v, min:%v, max:%v", lockAmount, env.STAKING_MIN, env.STAKING_MAX)
 	}
-	fmt.Println("good.")
 
-	// 6. initialize environment storage data:
-	// blocksPer, ballotDurationMin, ballotDurationMax, stakingMin, stakingMax,
-	// gasPrice
-	defaultBlocksPer := big.NewInt(100)
-	defaultBallotDurationMin := big.NewInt(86400)
-	defaultBallotDurationMax := big.NewInt(604800)
-	defaultStakingMin, _ := big.NewInt(0).SetString("4980000000000000000000000", 0)
-	defaultStakingMax, _ := big.NewInt(0).SetString("39840000000000000000000000", 0)
-	defaultGasPrice := big.NewInt(80000000000)
-	defaultMaxIdleBlockInterval := big.NewInt(5)
-	envDefaults := []interface{}{
-		defaultBlocksPer,
-		defaultBallotDurationMin,
-		defaultBallotDurationMax,
-		defaultStakingMin,
-		defaultStakingMax,
-		defaultGasPrice,
-		defaultMaxIdleBlockInterval,
+	// deploy & set domains
+	contracts, err := gov.DeployGovContracts(ownerOpts, cli, domains)
+	if err != nil {
+		return err
 	}
-	fmt.Printf("Initializing environment storage.\n")
-	envStorageImp.To = envStorage.To
-	if txs[0], err = metclient.SendContract(ctx, envStorageImp, "initialize", envDefaults); err != nil {
+	// init contracts
+	err = gov.ExecuteInitialize(contracts, ownerOpts, cli, lockAmount, env, members)
+	if err != nil {
 		return err
 	}
 
-	// 7. print the addresses
+	// print the addresses
+	address := contracts.Address()
 	fmt.Printf(`{
   "REGISTRY_ADDRESS": "%s",
   "STAKING_ADDRESS": "%s",
   "ENV_STORAGE_ADDRESS": "%s",
   "BALLOT_STORAGE_ADDRESS": "%s",
-  "GOV_ADDRESS": "%s",
-  "GOV_IMP_ADDRESS": "%s"
+  "GOV_ADDRESS": "%s"
 }
 `,
-		registry.To.Hex(), staking.To.Hex(), envStorage.To.Hex(),
-		ballotStorage.To.Hex(), gov.To.Hex(), govImp.To.Hex())
+		address.Registry, address.Staking, address.EnvStorage, address.BallotStorage, address.Gov)
 
 	return nil
 }
diff --git a/cmd/geth/governancedeploy_test.go b/cmd/geth/governancedeploy_test.go
new file mode 100644
index 000000000000..347d3a673603
--- /dev/null
+++ b/cmd/geth/governancedeploy_test.go
@@ -0,0 +1,133 @@
+// governancedeploy.js
+
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"math"
+	"math/big"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
+	"github.com/ethereum/go-ethereum/core"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/params"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDeployGoverananceContracts(t *testing.T) {
+	owner, err := crypto.GenerateKey()
+	require.NoError(t, err)
+
+	opts, err := bind.NewKeyedTransactorWithChainID(owner, params.AllEthashProtocolChanges.ChainID)
+	require.NoError(t, err)
+
+	backend := backends.NewSimulatedBackend(
+		core.GenesisAlloc{
+			opts.From: {Balance: new(big.Int).Mul(big.NewInt(math.MaxInt64), big.NewInt(params.Ether))},
+		},
+		params.MaxGasLimit,
+	)
+
+	fin := make(chan struct{})
+	defer close(fin)
+
+	go func() {
+		ticker := time.NewTicker(0.1e9)
+		defer ticker.Stop()
+
+		nonce, err := backend.NonceAt(context.Background(), opts.From, nil)
+		require.NoError(t, err)
+
+		for {
+			select {
+			case <-ticker.C:
+				pending, err := backend.PendingNonceAt(context.Background(), opts.From)
+				require.NoError(t, err)
+				if nonce != pending {
+					nonce = pending
+					backend.Commit()
+				}
+			case <-fin:
+				return
+			}
+		}
+	}()
+
+	configJSFile := filepath.Join(t.TempDir(), "config.json")
+	require.NoError(t, os.WriteFile(configJSFile, []byte(configStr), 0775))
+
+	domains, env, members, err := getInitialGovernanceInitDatas(configJSFile)
+	require.NoError(t, err)
+	for name, addr := range domains {
+		t.Log(name, addr)
+	}
+	bytes, _ := json.MarshalIndent(env, "", "  ")
+	t.Log(string(bytes))
+	for i, member := range members {
+		t.Log(i, member)
+	}
+
+	require.NoError(t, deployGovernance(backend, opts, gov.DefaultInitEnvStorage.STAKING_MIN, configJSFile))
+}
+
+// config.json.example
+const configStr string = `
+{
+	"extraData": "The beginning of Wemix3.0 testnet on July 1st, 2022",
+	"staker": "0xf00d9928ed1dada205aec56ab85e0e2ab5670ad5",
+	"ecosystem": "0x1be19928ed1dada205aec56ab85e0e2ab5670ad5",
+	"maintenance": "0x900d9928ed1dada205aec56ab85e0e2ab5670ad5",
+	"feecollector": "0x900d9928ed1dada205aec56ab85e0e2ab5670ad5",
+	"env": {
+	  "ballotDurationMin": 86400,
+	  "ballotDurationMax": 604800,
+	  "stakingMin": 1500000000000000000000000,
+	  "stakingMax": 1500000000000000000000000,
+	  "MaxIdleBlockInterval": 5,
+	  "blockCreationTime": 1000,
+	  "blockRewardAmount": 1000000000000000000,
+	  "maxPriorityFeePerGas": 100000000000,
+	  "rewardDistributionMethod": [ 4000, 1000, 2500, 2500 ],
+	  "maxBaseFee": 50000000000000,
+	  "blockGasLimit": 105000000,
+	  "baseFeeMaxChangeRate": 55,
+	  "gasTargetPercentage": 30
+	},
+	"members": [
+	  {
+		"addr": "0x1be19928ed1dada205aec56ab85e0e2ab5670ad5",
+		"stake": 2000000000000000000000000000,
+		"name": "fak1",
+		"id": "0xfa5f92fc954e4e45ac5773d5472bf8ab0b888979a5e65d49bac65e1b4345e82a745e255d1018d7a6de7ae8fd3a04b0e8eca4359f0fd35c2d0c45d29f7ffa0290",
+		"ip": "172.18.0.1",
+		"port": 8589,
+		"bootnode": true
+	  },
+	  {
+		"addr": "0xb4388353fd0f3b3a017e09f2b857052ff219e663",
+		"stake": 2000000000000000000000000000,
+		"name": "fak2",
+		"id": "0xea5f92fc954e4e45ac5773d5472bf8ab0b888979a5e65d49bac65e1b4345e82a745e255d1018d7a6de7ae8fd3a04b0e8eca4359f0fd35c2d0c45d29f7ffa0290",
+		"ip": "172.18.0.2",
+		"port": 8589
+	  }
+	],
+	"accounts": [
+	  {
+		"addr": "0x1be19928ed1dada205aec56ab85e0e2ab5670ad5",
+		"balance": 200000000000000000000000
+	  },
+	  {
+		"addr": "0xb4388353fd0f3b3a017e09f2b857052ff219e663",
+		"balance": 200000000000000000000000
+	  }
+	]
+}
+`
diff --git a/cmd/geth/main.go b/cmd/geth/main.go
index cdbff4d8ff1a..0a28da665eb0 100644
--- a/cmd/geth/main.go
+++ b/cmd/geth/main.go
@@ -412,10 +412,7 @@ func startNode(ctx *cli.Context, stack *node.Node, backend ethapi.Backend, isCon
 	stack.AccountManager().Subscribe(events)
 
 	// Create a client to interact with local geth node.
-	rpcClient, err := stack.Attach()
-	if err != nil {
-		utils.Fatalf("Failed to attach to self: %v", err)
-	}
+	rpcClient, _ := stack.Attach()
 	ethClient := ethclient.NewClient(rpcClient)
 
 	go func() {
diff --git a/cmd/geth/wemixcmd.go b/cmd/geth/wemixcmd.go
index d301dd9c6a9e..f497b39e04ae 100644
--- a/cmd/geth/wemixcmd.go
+++ b/cmd/geth/wemixcmd.go
@@ -27,6 +27,7 @@ import (
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/ethereum/go-ethereum/p2p/enode"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
 	"github.com/ethereum/go-ethereum/wemix/metclient"
 	"golang.org/x/sys/unix"
 	"gopkg.in/urfave/cli.v1"
@@ -159,7 +160,7 @@ Download a genesis file from a peer to initialize.`,
 					gasPriceFlag,
 				},
 				Description: `
-    geth wemix deploy-governance [--password value] [--url <url>] [--gas <gas>] [--gasprice <gas-price>] <contract-js-file> <config.js> <account-file>
+    geth wemix deploy-governance [--password value] [--url <url>] [--gas <gas>] [--gasprice <gas-price>] <config.js> <account-file> <lockAmount>
 
 Deploy governance contracts.
 To give password in command line, use "--password <(echo <password>)".
@@ -184,11 +185,11 @@ To give password in command line, use "--password <(echo <password>)".
 		Name:  "out",
 		Usage: "out file",
 	}
-	gasFlag = cli.IntFlag{
+	gasFlag = cli.Uint64Flag{
 		Name:  "gas",
 		Usage: "gas amount",
 	}
-	gasPriceFlag = cli.IntFlag{
+	gasPriceFlag = cli.Int64Flag{
 		Name:  "gasprice",
 		Usage: "gas price",
 	}
@@ -267,25 +268,17 @@ func nodeKey2Id(ctx *cli.Context) error {
 }
 
 type genesisConfig struct {
-	ExtraData   string         `json:"extraData"`
-	RewardPool  common.Address `json:"pool"`
-	Maintenance common.Address `json:"maintenance"`
-	Accounts    []*struct {
+	ExtraData     string                 `json:"extraData"`
+	StakingReward common.Address         `json:"staker"`
+	Ecosystem     common.Address         `json:"ecosystem"`
+	Maintenance   common.Address         `json:"maintenance"`
+	FeeCollector  common.Address         `json:"feecollector"`
+	Env           *genesisEnvConfig      `json:"env"`
+	Members       []*genesisMemberConfig `json:"members"`
+	Accounts      []*struct {
 		Addr    common.Address `json:"addr"`
 		Balance *big.Int       `json:"balance"`
 	} `json:"accounts"`
-	Members []*struct {
-		Addr     common.Address `json:"addr"`
-		Staker   common.Address `json:"staker"`
-		Voter    common.Address `json:"voter"`
-		Reward   common.Address `json:"reward"`
-		Stake    *big.Int       `json:"stake"`
-		Name     string         `json:"name"`
-		Id       string         `json:"id"`
-		Ip       string         `json:"ip"`
-		Port     int            `json:"port"`
-		Bootnode bool           `json:"bootnode"`
-	} `json:"members"`
 }
 
 func loadGenesisConfig(r io.Reader) (*genesisConfig, error) {
@@ -297,31 +290,122 @@ func loadGenesisConfig(r io.Reader) (*genesisConfig, error) {
 	}
 
 	if len(config.Accounts) == 0 || len(config.Members) == 0 {
-		return nil, fmt.Errorf("At least one account and node are required.")
+		return nil, fmt.Errorf("at least one account and node are required")
 	}
 
 	bootnodeExists := false
 	for _, m := range config.Members {
-		// to conforming form to avoid checksum error
-		if !(len(m.Id) == 128 || len(m.Id) == 130) {
-			return nil, fmt.Errorf("Not a node id: %s\n", m.Id)
-		}
-		if len(m.Id) == 128 {
+		if !strings.HasPrefix(m.Id, "0x") {
 			m.Id = "0x" + m.Id
 		}
+		if bytes, err := hexutil.Decode(m.Id); err != nil {
+			return nil, fmt.Errorf("invalid node id: %s, error: %s", m.Id, err)
+		} else if len(bytes) != 64 {
+			return nil, fmt.Errorf("invalid node id: %s, error: size error", m.Id)
+		}
 		if m.Bootnode {
 			bootnodeExists = true
-			break
 		}
 	}
-
 	if !bootnodeExists {
-		return nil, fmt.Errorf("No bootnode found")
+		return nil, errors.New("no bootnode found")
 	}
 
 	return &config, nil
 }
 
+type genesisEnvConfig struct {
+	BlocksPer                *big.Int    `json:"blocksPer"`
+	BallotDurationMin        *big.Int    `json:"ballotDurationMin"`
+	BallotDurationMax        *big.Int    `json:"ballotDurationMax"`
+	StakingMin               *big.Int    `json:"stakingMin"`
+	StakingMax               *big.Int    `json:"stakingMax"`
+	MaxIdleBlockInterval     *big.Int    `json:"MaxIdleBlockInterval"`
+	BlockCreationTime        *big.Int    `json:"blockCreationTime"`
+	BlockRewardAmount        *big.Int    `json:"blockRewardAmount"`
+	MaxPriorityFeePerGas     *big.Int    `json:"maxPriorityFeePerGas"`
+	RewardDistributionMethod [4]*big.Int `json:"rewardDistributionMethod"` // [BLOCK_PRODUCER, STAKING_REWARD, ECOSYSTEM, MAINTENANCE]
+	MaxBaseFee               *big.Int    `json:"maxBaseFee"`
+	BlockGasLimit            *big.Int    `json:"blockGasLimit"`
+	BaseFeeMaxChangeRate     *big.Int    `json:"baseFeeMaxChangeRate"`
+	GasTargetPercentage      *big.Int    `json:"gasTargetPercentage"`
+}
+
+func (cfg *genesisEnvConfig) ToInitData() gov.InitEnvStorage {
+	defaultValue := gov.DefaultInitEnvStorage
+	withDefault := func(v, d *big.Int) *big.Int {
+		// '0' is no init
+		if v == nil || v.Sign() < 0 {
+			return d
+		}
+		return v
+	}
+
+	return gov.InitEnvStorage{
+		BLOCKS_PER:                               withDefault(cfg.BlocksPer, defaultValue.BLOCKS_PER),
+		BALLOT_DURATION_MIN:                      withDefault(cfg.BallotDurationMin, defaultValue.BALLOT_DURATION_MIN),
+		BALLOT_DURATION_MAX:                      withDefault(cfg.BallotDurationMax, defaultValue.BALLOT_DURATION_MAX),
+		STAKING_MIN:                              withDefault(cfg.StakingMin, defaultValue.STAKING_MIN),
+		STAKING_MAX:                              withDefault(cfg.StakingMax, defaultValue.STAKING_MAX),
+		MAX_IDLE_BLOCK_INTERVAL:                  withDefault(cfg.MaxIdleBlockInterval, defaultValue.MAX_IDLE_BLOCK_INTERVAL),
+		BLOCK_CREATION_TIME:                      withDefault(cfg.BlockCreationTime, defaultValue.BLOCK_CREATION_TIME),
+		BLOCK_REWARD_AMOUNT:                      withDefault(cfg.BlockRewardAmount, defaultValue.BLOCK_REWARD_AMOUNT),
+		MAX_PRIORITY_FEE_PER_GAS:                 withDefault(cfg.MaxPriorityFeePerGas, defaultValue.MAX_PRIORITY_FEE_PER_GAS),
+		BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER: withDefault(cfg.RewardDistributionMethod[0], defaultValue.BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER),
+		BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD: withDefault(cfg.RewardDistributionMethod[1], defaultValue.BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD),
+		BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM:      withDefault(cfg.RewardDistributionMethod[2], defaultValue.BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM),
+		BLOCK_REWARD_DISTRIBUTION_MAINTENANCE:    withDefault(cfg.RewardDistributionMethod[3], defaultValue.BLOCK_REWARD_DISTRIBUTION_MAINTENANCE),
+		MAX_BASE_FEE:                             withDefault(cfg.MaxBaseFee, defaultValue.MAX_BASE_FEE),
+		BLOCK_GASLIMIT:                           withDefault(cfg.BlockGasLimit, defaultValue.BLOCK_GASLIMIT),
+		BASE_FEE_MAX_CHANGE_RATE:                 withDefault(cfg.BaseFeeMaxChangeRate, defaultValue.BASE_FEE_MAX_CHANGE_RATE),
+		GAS_TARGET_PERCENTAGE:                    withDefault(cfg.GasTargetPercentage, defaultValue.GAS_TARGET_PERCENTAGE),
+	}
+}
+
+type genesisMemberConfig struct {
+	Addr     common.Address `json:"addr"`
+	Staker   common.Address `json:"staker"`
+	Voter    common.Address `json:"voter"`
+	Reward   common.Address `json:"reward"`
+	Stake    *big.Int       `json:"stake"`
+	Name     string         `json:"name"`
+	Id       string         `json:"id"`
+	Ip       string         `json:"ip"`
+	Port     int            `json:"port"`
+	Bootnode bool           `json:"bootnode"`
+}
+
+func (cfg *genesisMemberConfig) ToInitData() gov.InitMember {
+	var (
+		zeroAddress = common.Address{}
+
+		staker, voter, reward common.Address = cfg.Staker, cfg.Voter, cfg.Reward
+	)
+
+	if addr := cfg.Addr; addr != zeroAddress {
+		if staker == zeroAddress {
+			staker = addr
+		}
+		if voter == zeroAddress {
+			voter = addr
+		}
+		if reward == zeroAddress {
+			reward = addr
+		}
+	}
+
+	return gov.InitMember{
+		Staker:  staker,
+		Voter:   voter,
+		Reward:  reward,
+		Name:    cfg.Name,
+		Enode:   cfg.Id,
+		Ip:      cfg.Ip,
+		Port:    cfg.Port,
+		Deposit: cfg.Stake,
+	}
+}
+
 func genGenesis(ctx *cli.Context) error {
 	var err error
 
@@ -338,7 +422,7 @@ func genGenesis(ctx *cli.Context) error {
 	if fn := ctx.String(dataFileFlag.Name); fn != "" {
 		r, err = os.Open(fn)
 		if err != nil {
-			utils.Fatalf("%v", err)
+			return err
 		}
 	}
 
@@ -351,29 +435,26 @@ func genGenesis(ctx *cli.Context) error {
 	if fn := ctx.String(outFlag.Name); fn != "" {
 		w, err = os.OpenFile(fn, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
 		if err != nil {
-			utils.Fatalf("%v", err)
+			return err
 		}
 	}
 
-	if len(config.Members) <= 0 {
-		utils.Fatalf("At least one member and node are required.")
-	}
-
-	bootacct, bootnode, emptyAddr := "", "", common.Address{}
+	bootacct, bootnode, zeroAddress := "", "", common.Address{}
 	for _, i := range config.Members {
 		if i.Bootnode {
-			if !bytes.Equal(i.Addr[:], emptyAddr[:]) {
+			bootnode = i.Id
+			if i.Addr != zeroAddress {
 				bootacct = i.Addr.Hex()
-			} else if !bytes.Equal(i.Staker[:], emptyAddr[:]) {
+			} else if i.Staker != zeroAddress {
 				bootacct = i.Staker.Hex()
 			}
-			bootnode = i.Id
 			break
 		}
 	}
 
 	genesis["coinbase"] = bootacct
 	genesis["extraData"] = hexutil.Encode([]byte(fmt.Sprintf("%s\n%s", config.ExtraData, bootnode)))
+
 	alloc := map[string]map[string]string{}
 	for _, m := range config.Accounts {
 		alloc[m.Addr.Hex()] = map[string]string{
@@ -502,11 +583,11 @@ func deployContract(ctx *cli.Context) error {
 
 	passwd := ctx.String(utils.PasswordFileFlag.Name)
 	url := ctx.String(urlFlag.Name)
-	gas := ctx.Int(gasFlag.Name)
-	gasPrice := ctx.Int(gasPriceFlag.Name)
+	gas := ctx.Uint64(gasFlag.Name)
+	gasPrice := ctx.Int64(gasPriceFlag.Name)
 
 	if len(url) == 0 || len(ctx.Args()) != 3 {
-		return fmt.Errorf("Invalid Arguments")
+		return fmt.Errorf("invalid arguments")
 	}
 
 	accountFile, contractName, contractFile := ctx.Args()[0], ctx.Args()[1], ctx.Args()[2]
@@ -533,8 +614,7 @@ func deployContract(ctx *cli.Context) error {
 	}
 
 	var hash common.Hash
-	hash, err = metclient.Deploy(ctxx, cli, acct, contractData, nil, gas,
-		gasPrice)
+	hash, err = metclient.Deploy(ctxx, cli, acct, contractData, nil, int(gas), int(gasPrice))
 	if err != nil {
 		return err
 	}
@@ -642,7 +722,7 @@ func logrota(ctx *cli.Context) error {
 	logOpts := strings.Split(logflag, ",")
 	logFile := ""
 	if len(logOpts) == 0 {
-		return errors.New("No log file name")
+		return errors.New("no log file name")
 	}
 	if len(logOpts) >= 1 {
 		logFile = strings.TrimSpace(logOpts[0])
diff --git a/consensus/ethash/consensus.go b/consensus/ethash/consensus.go
index 535d5b6c344e..5a0efda8bfff 100644
--- a/consensus/ethash/consensus.go
+++ b/consensus/ethash/consensus.go
@@ -268,7 +268,7 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainHeaderReader, header, pa
 	}
 	// Verify the header's timestamp
 	if !uncle {
-		if header.Time > uint64(unixNow+allowedFutureBlockTimeSeconds) {
+		if ethash.config.PowMode < ModeFake && header.Time > uint64(unixNow+allowedFutureBlockTimeSeconds) {
 			return consensus.ErrFutureBlock
 		}
 	}
diff --git a/go.mod b/go.mod
index 0e3cb402128d..22434ac9941b 100644
--- a/go.mod
+++ b/go.mod
@@ -68,7 +68,7 @@ require (
 	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519
 	golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/sys v0.0.0-20211019181941-9d821ace8654
+	golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8
 	golang.org/x/text v0.3.7
 	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba
 	golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023
@@ -76,9 +76,14 @@ require (
 	gopkg.in/urfave/cli.v1 v1.20.0
 )
 
+require github.com/pkg/errors v0.9.1
+
+require github.com/fabelx/go-solc-select v0.2.0
+
 require (
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v0.21.1 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v0.8.3 // indirect
+	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.0.2 // indirect
 	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.0.2 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sso v1.1.1 // indirect
@@ -111,13 +116,12 @@ require (
 	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/naoina/go-stringutil v0.1.0 // indirect
 	github.com/opentracing/opentracing-go v1.1.0 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_golang v1.11.0 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
 	github.com/prometheus/common v0.26.0 // indirect
 	github.com/prometheus/procfs v0.6.0 // indirect
-	github.com/sirupsen/logrus v1.7.0 // indirect
+	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/soheilhy/cmux v0.1.5 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/tklauser/go-sysconf v0.3.5 // indirect
diff --git a/go.sum b/go.sum
index ab7702166ce9..da04c5325921 100644
--- a/go.sum
+++ b/go.sum
@@ -30,6 +30,8 @@ github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
+github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
+github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 h1:fLjPD/aNc3UIOA6tDi6QXUemppXK3P9BI7mr2hd6gx8=
 github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
@@ -166,6 +168,8 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/fabelx/go-solc-select v0.2.0 h1:T1ST4U1EHzgRMyjVhyb0+ppGFqO3IqeuNFx0kjtl0RE=
+github.com/fabelx/go-solc-select v0.2.0/go.mod h1:Ayuhu79bQpLAfFrJbPNKZaz0dD7n1nJk3ShZgpt5U6g=
 github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fjl/gencodec v0.0.0-20220412091415-8bb9e558978c h1:CndMRAH4JIwxbW8KYq6Q+cGWcGHz0FjGR3QqcInWcW0=
@@ -530,8 +534,9 @@ github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeV
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
-github.com/sirupsen/logrus v1.7.0 h1:ShrD1U9pZB12TX0cVy0DtePoCH97K8EtX+mg7ZARUtM=
 github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
+github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
+github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
 github.com/soheilhy/cmux v0.1.4/go.mod h1:IM3LyeVVIOuxMH7sFAkER9+bJ4dT7Ms6E4xg4kGIyLM=
@@ -794,8 +799,8 @@ golang.org/x/sys v0.0.0-20210420205809-ac73e9fd8988/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211019181941-9d821ace8654 h1:id054HUawV2/6IGm2IV8KZQjqtwAOo2CYlOToYqa0d0=
-golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 h1:0A+M6Uqn+Eje4kHMK80dtF3JCXC4ykBgQG4Fe06QRhQ=
+golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 h1:v+OssWQX+hTHEmOBgwxdZxK4zHq3yOs8F9J7mk0PY8E=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
diff --git a/wemix/admin.go b/wemix/admin.go
index e26618d61749..c5c6f7d6ce61 100644
--- a/wemix/admin.go
+++ b/wemix/admin.go
@@ -7,7 +7,6 @@ import (
 	"context"
 	"encoding/hex"
 	"encoding/json"
-	"errors"
 	"fmt"
 	"math/big"
 	"path"
@@ -20,7 +19,7 @@ import (
 	"go.etcd.io/etcd/server/v3/embed"
 
 	"github.com/ethereum/go-ethereum"
-	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/cmd/utils"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
@@ -33,8 +32,10 @@ import (
 	"github.com/ethereum/go-ethereum/params"
 	"github.com/ethereum/go-ethereum/rpc"
 	wemixapi "github.com/ethereum/go-ethereum/wemix/api"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
 	"github.com/ethereum/go-ethereum/wemix/metclient"
 	wemixminer "github.com/ethereum/go-ethereum/wemix/miner"
+	"github.com/pkg/errors"
 )
 
 type wemixNode struct {
@@ -61,10 +62,7 @@ type wemixAdmin struct {
 	bootNodeId  string // allowed to generate block without admin contract
 	bootAccount common.Address
 	nodeInfo    *p2p.NodeInfo
-	registry    *metclient.RemoteContract
-	gov         *metclient.RemoteContract
-	staking     *metclient.RemoteContract
-	envStorage  *metclient.RemoteContract
+	contracts   *gov.GovContracts
 	Updates     chan bool
 	rpcCli      *rpc.Client
 	cli         *ethclient.Client
@@ -174,7 +172,7 @@ func toIdv4(id string) (string, error) {
 			return idv4.ID().String(), nil
 		}
 	} else {
-		return "", fmt.Errorf("Invalid V5 Identifier")
+		return "", fmt.Errorf("invalid V5 Identifier")
 	}
 }
 
@@ -191,14 +189,13 @@ func (ma *wemixAdmin) getGenesisInfo() (string, common.Address, error) {
 	if err != nil {
 		return "", common.Address{}, err
 	}
-
 	var nodeId string
 	if len(block.Extra) < 64 {
-		return "", common.Address{}, fmt.Errorf("Invalid bootnode id in the genesis block")
+		return "", common.Address{}, fmt.Errorf("invalid bootnode id in the genesis block")
 	} else if len(block.Extra) == 64 {
 		nodeId = hex.EncodeToString(block.Extra)
 	} else if len(block.Extra) <= 128 {
-		return "", common.Address{}, fmt.Errorf("Invalid bootnode id in the genesis block")
+		return "", common.Address{}, fmt.Errorf("invalid bootnode id in the genesis block")
 	} else {
 		nodeId = string(block.Extra[len(block.Extra)-128:])
 	}
@@ -206,140 +203,14 @@ func (ma *wemixAdmin) getGenesisInfo() (string, common.Address, error) {
 	return nodeId, block.Coinbase, nil
 }
 
-func (ma *wemixAdmin) getRegistryAddress(ctx context.Context, cli *ethclient.Client, registryAbi abi.ABI, height *big.Int) (*common.Address, error) {
-	contract := &metclient.RemoteContract{
-		Cli: cli,
-		Abi: registryAbi,
-	}
-	for i := uint64(0); i < 10; i++ {
-		addr := crypto.CreateAddress(ma.bootAccount, i)
-		contract.To = &addr
-
-		var v *big.Int
-		err := metclient.CallContract(ctx, contract, "magic", nil, &v, height)
-		if err == nil && v.Cmp(magic) == 0 {
-			return &addr, nil
-		}
-	}
-	return nil, wemixminer.ErrNotInitialized
-}
-
-// it should be the first transaction of the coinbase of the genesis block
-func (ma *wemixAdmin) getAdminAddresses() (registry, gov, staking, envStorage *common.Address, err error) {
-	ctx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-
-	registry, gov, staking, envStorage = nil, nil, nil, nil
-	contract := &metclient.RemoteContract{
-		Cli: ma.cli,
-		Abi: ma.registry.Abi,
-	}
-	if ma.registry != nil && ma.registry.To != nil {
-		registry = ma.registry.To
-	} else {
-		registry, err = ma.getRegistryAddress(ctx, ma.cli, ma.registry.Abi, nil)
-		if err != nil {
-			err = ethereum.NotFound
-			return
-		}
-	}
-	contract.To = registry
-
-	n1 := metclient.ToBytes32("GovernanceContract")
-	n2 := metclient.ToBytes32("Staking")
-	n3 := metclient.ToBytes32("EnvStorage")
-	var a1, a2, a3 common.Address
-	input := []interface{}{n1}
-	if err = metclient.CallContract(ctx, contract, "getContractAddress", input, &a1, nil); err != nil {
-		return
-	}
-	input = []interface{}{n2}
-	if err = metclient.CallContract(ctx, contract, "getContractAddress", input, &a2, nil); err != nil {
-		return
-	}
-	input = []interface{}{n3}
-	if err = metclient.CallContract(ctx, contract, "getContractAddress", input, &a3, nil); err != nil {
-		return
-	}
-
-	log.Debug("Wemix Contract Address",
-		hex.EncodeToString(n1[:]), a1.Hex(),
-		hex.EncodeToString(n2[:]), a2.Hex(),
-		hex.EncodeToString(n3[:]), a3.Hex())
-
-	gov, staking, envStorage = &a1, &a2, &a3
-	return
-}
-
-func (ma *wemixAdmin) getInt(ctx context.Context, contract *metclient.RemoteContract, block *big.Int, name string) (int64, error) {
-	var v *big.Int
-	err := metclient.CallContract(ctx, contract, name, nil, &v, block)
-	if err != nil {
-		return 0, err
-	} else {
-		return v.Int64(), nil
-	}
-}
-
-// TODO: error handling
-func (ma *wemixAdmin) getRegGovEnvContracts(ctx context.Context, height *big.Int) (reg, gov, env, staking *metclient.RemoteContract, err error) {
-	if ma.registry == nil {
-		err = wemixminer.ErrNotInitialized
-		return
-	}
-	reg = &metclient.RemoteContract{
-		Cli: ma.cli,
-		Abi: ma.registry.Abi,
-	}
-	env = &metclient.RemoteContract{
-		Cli: ma.cli,
-		Abi: ma.envStorage.Abi,
-	}
-	gov = &metclient.RemoteContract{
-		Cli: ma.cli,
-		Abi: ma.gov.Abi,
-	}
-	staking = &metclient.RemoteContract{
-		Cli: ma.cli,
-		Abi: ma.staking.Abi,
-	}
-	if ma.registry.To != nil {
-		reg.To = ma.registry.To
-	} else {
-		var addr *common.Address
-		if addr, err = ma.getRegistryAddress(ctx, ma.cli, reg.Abi, height); err != nil {
-			err = wemixminer.ErrNotInitialized
-			return
-		}
-		reg.To = addr
-	}
-
-	var addr common.Address
-	input := []interface{}{metclient.ToBytes32("GovernanceContract")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		err = wemixminer.ErrNotInitialized
-		return
-	}
-	gov.To = &common.Address{}
-	gov.To.SetBytes(addr.Bytes())
-
-	input = []interface{}{metclient.ToBytes32("EnvStorage")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		err = wemixminer.ErrNotInitialized
-		return
-	}
-	env.To = &common.Address{}
-	env.To.SetBytes(addr.Bytes())
-
-	input = []interface{}{metclient.ToBytes32("Staking")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		err = wemixminer.ErrNotInitialized
-		return
+func (ma *wemixAdmin) getRegGovEnvContracts(ctx context.Context, height *big.Int) (*gov.GovContracts, error) {
+	if ctx == nil {
+		var cancel func()
+		ctx, cancel = context.WithCancel(context.Background())
+		defer cancel()
 	}
-	staking.To = &common.Address{}
-	staking.To.SetBytes(addr.Bytes())
-
-	return
+	opts := &bind.CallOpts{Context: ctx, BlockNumber: height}
+	return gov.GetGovContractsByOwner(opts, ma.cli, ma.bootAccount)
 }
 
 // returns []*wemixNode from map[string]*wemixNode
@@ -415,40 +286,35 @@ func (ma *wemixAdmin) getMinerNodes(height int64, locked bool) (*wemixNode, *wem
 
 // get nodes from the Governance contract
 func (ma *wemixAdmin) getWemixNodes(ctx context.Context, block *big.Int) ([]*wemixNode, error) {
-	var (
-		nodes           []*wemixNode
-		addr            common.Address
-		name, enode, ip []byte
-		port            *big.Int
-		count           int64
-		input, output   []interface{}
-		err             error
-	)
-
-	count, err = ma.getInt(ctx, ma.gov, block, "getNodeLength")
+	callOpts := &bind.CallOpts{Context: ctx, BlockNumber: block}
+	nodes := make([]*wemixNode, 0)
+	nodeLength, err := ma.contracts.GovImp.GetNodeLength(callOpts)
+	if err != nil {
+		return nil, err
+	}
+	count := nodeLength.Int64()
 	for i := int64(1); i <= count; i++ {
-		input = []interface{}{big.NewInt(i)}
-		output = []interface{}{&name, &enode, &ip, &port}
-		if err = metclient.CallContract(ctx, ma.gov, "getNode", input, &output, block); err != nil {
+		node, err := ma.contracts.GovImp.GetNode(callOpts, big.NewInt(i))
+		if err != nil {
 			return nil, err
 		}
-
-		if err = metclient.CallContract(ctx, ma.gov, "getMember", input, &addr, block); err != nil {
+		member, err := ma.contracts.GovImp.GetMember(callOpts, big.NewInt(i))
+		if err != nil {
 			return nil, err
 		}
 
-		sid := hex.EncodeToString(enode)
+		sid := hex.EncodeToString(node.Enode)
 		if len(sid) != 128 {
 			return nil, ErrInvalidEnode
 		}
 		idv4, _ := toIdv4(sid)
 		nodes = append(nodes, &wemixNode{
-			Name:  string(name),
+			Name:  string(node.Name),
 			Enode: sid,
-			Ip:    string(ip),
+			Ip:    string(node.Ip),
 			Id:    idv4,
-			Port:  int(port.Int64()),
-			Addr:  addr,
+			Port:  int(node.Port.Int64()),
+			Addr:  member,
 		})
 	}
 	sort.Slice(nodes, func(i, j int) bool {
@@ -459,149 +325,78 @@ func (ma *wemixAdmin) getWemixNodes(ctx context.Context, block *big.Int) ([]*wem
 
 func (ma *wemixAdmin) getRewardParams(ctx context.Context, height *big.Int) (*rewardParameters, error) {
 	rp := &rewardParameters{}
-	reg, gov, env, staking, err := ma.getRegGovEnvContracts(ctx, height)
+	contracts, err := ma.getRegGovEnvContracts(ctx, height)
 	if err != nil {
 		return nil, err
 	}
+	opts := &bind.CallOpts{Context: ctx, BlockNumber: height}
 
-	if err = metclient.CallContract(ctx, env, "getBlockRewardAmount", nil, &rp.rewardAmount, height); err != nil {
+	rp.rewardAmount, err = contracts.EnvStorageImp.GetBlockRewardAmount(opts)
+	if err != nil {
 		return nil, err
 	}
 
-	rp.distributionMethod = make([]*big.Int, 4)
-	if err = metclient.CallContract(ctx, env, "getBlockRewardDistributionMethod", nil, &rp.distributionMethod, height); err != nil {
+	distributionMethod1, distributionMethod2, distributionMethod3, distributionMethod4, err := contracts.EnvStorageImp.GetBlockRewardDistributionMethod(opts)
+	if err != nil {
 		return nil, err
 	}
+	rp.distributionMethod = []*big.Int{distributionMethod1, distributionMethod2, distributionMethod3, distributionMethod4}
 
-	var addr common.Address
-	input := []interface{}{metclient.ToBytes32("StakingReward")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		return nil, err
+	staker, err := contracts.Registry.GetContractAddress(opts, metclient.ToBytes32(gov.DOMAIN_Staking))
+	if err != nil {
+		return nil, errors.Wrap(err, gov.DOMAIN_Staking)
 	}
-	rp.staker = &common.Address{}
-	rp.staker.SetBytes(addr.Bytes())
+	rp.staker = &staker
 
-	input = []interface{}{metclient.ToBytes32("Ecosystem")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		return nil, err
+	ecoSystem, err := contracts.Registry.GetContractAddress(opts, metclient.ToBytes32(gov.DOMAIN_Ecosystem))
+	if err != nil {
+		return nil, errors.Wrap(err, gov.DOMAIN_Ecosystem)
 	}
-	rp.ecoSystem = &common.Address{}
-	rp.ecoSystem.SetBytes(addr.Bytes())
+	rp.ecoSystem = &ecoSystem
 
-	input = []interface{}{metclient.ToBytes32("Maintenance")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		return nil, err
+	maintenance, err := contracts.Registry.GetContractAddress(opts, metclient.ToBytes32(gov.DOMAIN_Maintenance))
+	if err != nil {
+		return nil, errors.Wrap(err, gov.DOMAIN_Maintenance)
 	}
-	rp.maintenance = &common.Address{}
-	rp.maintenance.SetBytes(addr.Bytes())
+	rp.maintenance = &maintenance
 
-	input = []interface{}{metclient.ToBytes32("FeeCollector")}
-	if err = metclient.CallContract(ctx, reg, "getContractAddress", input, &addr, height); err != nil {
-		// ignore error
+	feeCollector, err := contracts.Registry.GetContractAddress(opts, metclient.ToBytes32(gov.DOMAIN_FeeCollector))
+	if err != nil {
 		rp.feeCollector = nil
 	} else {
-		rp.feeCollector = &common.Address{}
-		rp.feeCollector.SetBytes(addr.Bytes())
+		rp.feeCollector = &feeCollector
 	}
 
-	rp.blocksPer, err = ma.getInt(ctx, env, height, "getBlocksPer")
+	blocksPer, err := contracts.EnvStorageImp.GetBlocksPer(opts)
 	if err != nil {
 		return nil, err
 	}
+	rp.blocksPer = blocksPer.Int64()
 
-	if count, err := ma.getInt(ctx, gov, height, "getMemberLength"); err != nil {
+	if countBig, err := contracts.GovImp.GetMemberLength(opts); err != nil {
 		return nil, err
 	} else {
+		count := countBig.Int64()
 		for i := int64(1); i <= count; i++ {
-			var rewardAddress common.Address
-			var stake *big.Int
-
-			input = []interface{}{big.NewInt(i)}
-			if err = metclient.CallContract(ctx, gov, "getMember", input, &addr, height); err != nil {
+			index := big.NewInt(i)
+			if member, err := contracts.GovImp.GetMember(opts, index); err != nil {
 				return nil, err
-			}
-			input = []interface{}{big.NewInt(i)}
-			if err = metclient.CallContract(ctx, gov, "getReward", input, &rewardAddress, height); err != nil {
+			} else if reward, err := contracts.GovImp.GetReward(opts, index); err != nil {
 				return nil, err
-			}
-			input = []interface{}{addr}
-			if err = metclient.CallContract(ctx, staking, "lockedBalanceOf", input, &stake, height); err != nil {
+			} else if stake, err := contracts.StakingImp.LockedBalanceOf(opts, member); err != nil {
 				return nil, err
+			} else {
+				rp.members = append(rp.members, &wemixMember{
+					Staker: member,
+					Reward: reward,
+					Stake:  stake,
+				})
 			}
-			rp.members = append(rp.members, &wemixMember{
-				Staker: addr,
-				Reward: rewardAddress,
-				Stake:  stake,
-			})
 		}
 	}
-
 	return rp, nil
 }
 
-func (ma *wemixAdmin) getRewardAccounts(ctx context.Context, block *big.Int) (rewardPoolAccount, maintenanceAccount *common.Address, members []*wemixMember, err error) {
-	var (
-		addr  common.Address
-		count int64
-		stake *big.Int
-		input []interface{}
-	)
-
-	if ma.registry == nil || ma.registry.To == nil {
-		err = wemixminer.ErrNotInitialized
-		return
-	}
-
-	input = []interface{}{metclient.ToBytes32("RewardPool")}
-	err = metclient.CallContract(ctx, ma.registry, "getContractAddress", input, &addr, block)
-	if err == nil {
-		rewardPoolAccount = &common.Address{}
-		rewardPoolAccount.SetBytes(addr.Bytes())
-	}
-
-	input = []interface{}{metclient.ToBytes32("Maintenance")}
-	err = metclient.CallContract(ctx, ma.registry, "getContractAddress", input, &addr, block)
-	if err == nil {
-		maintenanceAccount = &common.Address{}
-		maintenanceAccount.SetBytes(addr.Bytes())
-	}
-
-	count, err = ma.getInt(ctx, ma.gov, block, "getMemberLength")
-	if err != nil {
-		return
-	}
-
-	for i := int64(1); i <= count; i++ {
-		var rewardAddress common.Address
-
-		input = []interface{}{big.NewInt(i)}
-		err = metclient.CallContract(ctx, ma.gov, "getMember", input,
-			&addr, block)
-		if err != nil {
-			return
-		}
-		err = metclient.CallContract(ctx, ma.gov, "getReward", input,
-			&rewardAddress, block)
-		if err != nil {
-			return
-		}
-		input = []interface{}{addr}
-		err = metclient.CallContract(ctx, ma.staking, "lockedBalanceOf", input,
-			&stake, block)
-		if err != nil {
-			return
-		}
-
-		members = append(members, &wemixMember{
-			Staker: addr,
-			Reward: rewardAddress,
-			Stake:  stake,
-		})
-	}
-
-	return
-}
-
 // temporary internal structure to collect data from governance contracts
 type govdata struct {
 	blockNum, modifiedBlock                        int64
@@ -612,73 +407,79 @@ type govdata struct {
 	nodes, addedNodes, updatedNodes, deletedNodes  []*wemixNode
 }
 
-func (ma *wemixAdmin) getGovData(refresh bool) (data *govdata, err error) {
-	data = &govdata{}
+func (ma *wemixAdmin) getGovData(refresh bool) (*govdata, error) {
+	data := new(govdata)
 
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	block, err := ma.cli.HeaderByNumber(ctx, nil)
 	if err != nil {
-		return
+		return data, err
 	}
 	data.blockNum = block.Number.Int64()
 	if !refresh && data.blockNum <= ma.lastBlock {
-		return
+		return data, err
 	}
 
-	data.modifiedBlock, err = ma.getInt(ctx, ma.gov, block.Number,
-		"modifiedBlock")
-	if err != nil {
-		return
+	opts := &bind.CallOpts{Context: ctx, BlockNumber: block.Number}
+	if modifiedBlock, err := ma.contracts.GovImp.ModifiedBlock(opts); err != nil {
+		return data, err
+	} else {
+		data.modifiedBlock = modifiedBlock.Int64()
 	}
+
 	if !refresh && ma.modifiedBlock == data.modifiedBlock {
-		return
+		return data, nil
 	}
 
-	data.blockInterval, err = ma.getInt(ctx, ma.envStorage, block.Number, "getBlockCreationTime")
-	if err != nil {
-		// TODO: ignore this error for now
+	if blockInterval, err := ma.contracts.EnvStorageImp.GetBlockCreationTime(opts); err != nil {
 		data.blockInterval = ma.blockInterval
-		//return
+	} else {
+		data.blockInterval = blockInterval.Int64()
 	}
-	data.blocksPer, err = ma.getInt(ctx, ma.envStorage, block.Number, "getBlocksPer")
-	if err != nil {
-		// TODO: ignore this error for now
+
+	if blocksPer, err := ma.contracts.EnvStorageImp.GetBlocksPer(opts); err != nil {
 		data.blocksPer = ma.blocksPer
-		//return
+	} else {
+		data.blocksPer = blocksPer.Int64()
 	}
-	data.maxIdleBlockInterval, err = ma.getInt(ctx, ma.envStorage, block.Number, "getMaxIdleBlockInterval")
-	if err != nil {
-		// TODO: ignore this error for now
+
+	if maxIdleBlockInterval, err := ma.contracts.EnvStorageImp.GetMaxIdleBlockInterval(opts); err != nil {
 		data.maxIdleBlockInterval = int64(params.MaxIdleBlockInterval)
-		//return
+	} else {
+		data.maxIdleBlockInterval = maxIdleBlockInterval.Int64()
 	}
-	err = metclient.CallContract(ctx, ma.envStorage, "getBlockRewardAmount", nil, &data.blockReward, block.Number)
-	if err != nil {
-		return
+
+	if blockReward, err := ma.contracts.EnvStorageImp.GetBlockRewardAmount(opts); err != nil {
+		return data, err
+	} else {
+		data.blockReward = blockReward
 	}
-	err = metclient.CallContract(ctx, ma.envStorage, "getMaxPriorityFeePerGas", nil, &data.maxPriorityFeePerGas, block.Number)
-	if err != nil {
-		return
+
+	if maxPriorityFeePerGas, err := ma.contracts.EnvStorageImp.GetMaxPriorityFeePerGas(opts); err != nil {
+		return data, err
+	} else {
+		data.maxPriorityFeePerGas = maxPriorityFeePerGas
 	}
-	gasLimitAndBaseFee := make([]*big.Int, 3)
-	err = metclient.CallContract(ctx, ma.envStorage, "getGasLimitAndBaseFee", nil, &gasLimitAndBaseFee, block.Number)
-	if err != nil {
-		return
+
+	if gasLimit, baseFeeMaxChangeRate, gasTargetPercentage, err := ma.contracts.EnvStorageImp.GetGasLimitAndBaseFee(opts); err != nil {
+		return data, err
+	} else {
+		data.gasLimit = gasLimit
+		data.baseFeeMaxChangeRate = baseFeeMaxChangeRate.Int64()
+		data.gasTargetPercentage = gasTargetPercentage.Int64()
 	}
-	data.gasLimit = gasLimitAndBaseFee[0]
-	data.baseFeeMaxChangeRate = gasLimitAndBaseFee[1].Int64()
-	data.gasTargetPercentage = gasLimitAndBaseFee[2].Int64()
 
-	err = metclient.CallContract(ctx, ma.envStorage, "getMaxBaseFee", nil, &data.maxBaseFee, block.Number)
-	if err != nil {
-		return
+	if maxBaseFee, err := ma.contracts.EnvStorageImp.GetMaxBaseFee(opts); err != nil {
+		return data, err
+	} else {
+		data.maxBaseFee = maxBaseFee
 	}
 
 	data.nodes, err = ma.getWemixNodes(ctx, block.Number)
 	if err != nil {
-		return
+		return data, err
 	}
 
 	oldNodes := ma.getNodes()
@@ -720,8 +521,7 @@ func (ma *wemixAdmin) getGovData(refresh bool) (data *govdata, err error) {
 			data.addedNodes = append(data.addedNodes, data.nodes[j])
 		}
 	}
-
-	return
+	return data, nil
 }
 
 func StartAdmin(stack *node.Node, datadir string) {
@@ -736,35 +536,10 @@ func StartAdmin(stack *node.Node, datadir string) {
 		utils.Fatalf("Failed to attach to self: %v", err)
 	}
 
-	registryContract, err := metclient.LoadJsonContract(strings.NewReader(RegistryAbi))
-	if err != nil {
-		utils.Fatalf("Loading ABI failed: %v", err)
-	}
-	govContract, err := metclient.LoadJsonContract(strings.NewReader(GovAbi))
-	if err != nil {
-		utils.Fatalf("Loading ABI failed: %v", err)
-	}
-	stakingContract, err := metclient.LoadJsonContract(strings.NewReader(StakingAbi))
-	if err != nil {
-		utils.Fatalf("Loading ABI failed: %v", err)
-	}
-	envStorageImpContract, err := metclient.LoadJsonContract(strings.NewReader(EnvStorageImpAbi))
-	if err != nil {
-		utils.Fatalf("Loading ABI failed: %v", err)
-	}
-
 	cli := ethclient.NewClient(rpcCli)
 	admin = &wemixAdmin{
-		stack: stack,
-		lock:  &sync.Mutex{},
-		registry: &metclient.RemoteContract{
-			Cli: cli, Abi: registryContract.Abi},
-		gov: &metclient.RemoteContract{
-			Cli: cli, Abi: govContract.Abi},
-		staking: &metclient.RemoteContract{
-			Cli: cli, Abi: stakingContract.Abi},
-		envStorage: &metclient.RemoteContract{
-			Cli: cli, Abi: envStorageImpContract.Abi},
+		stack:       stack,
+		lock:        &sync.Mutex{},
 		Updates:     make(chan bool, 10),
 		rpcCli:      rpcCli,
 		cli:         cli,
@@ -810,22 +585,16 @@ func (ma *wemixAdmin) addPeer(node *wemixNode) error {
 }
 
 func (ma *wemixAdmin) update() {
-	if ma.registry == nil || ma.registry.To == nil {
+	if ma.contracts == nil || ma.contracts.Registry == nil {
 		return
 	}
 
 	refresh := false
-	registry, gov, staking, envStorage, err := ma.getAdminAddresses()
+	contracts, err := ma.getRegGovEnvContracts(nil, nil)
 	if err != nil {
 		return
-	} else if !bytes.Equal(registry[:], ma.registry.To[:]) ||
-		!bytes.Equal(gov[:], ma.gov.To[:]) ||
-		!bytes.Equal(staking[:], ma.staking.To[:]) ||
-		!bytes.Equal(envStorage[:], ma.envStorage.To[:]) {
-		ma.registry.To = registry
-		ma.gov.To = gov
-		ma.staking.To = staking
-		ma.envStorage.To = envStorage
+	} else if !ma.contracts.Equal(contracts) {
+		ma.contracts = contracts
 		refresh = true
 	}
 
@@ -895,7 +664,7 @@ func (ma *wemixAdmin) update() {
 					"maxPriorityFeePerGas", data.maxPriorityFeePerGas)
 			}
 
-			if ma.self != nil && !bytes.Equal(ma.self.Addr[:], nilAddress[:]) {
+			if ma.self != nil && ma.self.Addr != nilAddress {
 				err = ma.rpcCli.CallContext(ctx, &v, "miner_setEtherbase", &ma.self.Addr)
 				if err != nil || !*v {
 					log.Info("set the coinbase", "error", err)
@@ -966,16 +735,13 @@ func (ma *wemixAdmin) run() {
 				ma.nodeInfo = nodeInfo
 			}
 		}
-		if ma.registry.To == nil {
-			registry, gov, staking, envStorage, err := ma.getAdminAddresses()
+		if ma.contracts == nil {
+			contracts, err := ma.getRegGovEnvContracts(nil, nil)
 			if err == nil {
-				ma.registry.To = registry
-				ma.gov.To = gov
-				ma.staking.To = staking
-				ma.envStorage.To = envStorage
+				ma.contracts = contracts
 			}
 		}
-		if ma.registry.To != nil && ma.nodeInfo != nil {
+		if ma.contracts != nil && ma.nodeInfo != nil {
 			ma.update()
 			if ma.amPartner() && ma.self != nil && !ma.etcdIsRunning() {
 				EtcdStart()
@@ -1015,11 +781,11 @@ type reward struct {
 }
 
 // handles rewards in testnet block 94
-func handleBlock94Rewards(height *big.Int, rp *rewardParameters, fees *big.Int) []reward {
+func handleBlock94Rewards(height *big.Int, rp *rewardParameters, _ /*fees*/ *big.Int) []reward {
 	if height.Int64() != 94 || len(rp.members) != 0 ||
-		!bytes.Equal(rp.staker[:], testnetBlock94Rewards[0].Addr[:]) ||
-		!bytes.Equal(rp.ecoSystem[:], testnetBlock94Rewards[1].Addr[:]) ||
-		!bytes.Equal(rp.maintenance[:], testnetBlock94Rewards[2].Addr[:]) {
+		*rp.staker != testnetBlock94Rewards[0].Addr ||
+		*rp.ecoSystem != testnetBlock94Rewards[1].Addr ||
+		*rp.maintenance != testnetBlock94Rewards[2].Addr {
 		return nil
 	}
 	return testnetBlock94Rewards
@@ -1181,67 +947,61 @@ func calculateRewards(config *params.ChainConfig, num, fees *big.Int, addBalance
 	return calculateRewardsWithParams(config, rp, num, fees, addBalance)
 }
 
-func getCoinbase(height *big.Int) (coinbase common.Address, err error) {
+func getCoinbase(height *big.Int) (common.Address, error) {
 	if admin == nil {
-		err = wemixminer.ErrNotInitialized
-		return
+		return common.Address{}, wemixminer.ErrNotInitialized
 	}
+
 	prvKey := admin.stack.Server().PrivateKey
 	if admin.self != nil {
 		ctx, cancel := context.WithCancel(context.Background())
 		defer cancel()
 
 		num := new(big.Int).Sub(height, common.Big1)
-		_, gov, _, _, err2 := admin.getRegGovEnvContracts(ctx, num)
-		if err2 != nil {
-			err = err2
-			return
+		contracts, err := admin.getRegGovEnvContracts(ctx, num)
+		if err != nil {
+			return common.Address{}, err
 		}
-
 		nodeId := crypto.FromECDSAPub(&prvKey.PublicKey)[1:]
-		if addr, err2 := enodeExists(ctx, height, gov, nodeId); err2 != nil {
-			err = err2
-			return
-		} else {
-			coinbase = addr
-		}
+		return enodeExists(ctx, height, contracts.GovImp, nodeId)
 	} else if admin.nodeInfo != nil && admin.nodeInfo.ID == admin.bootNodeId {
-		coinbase = admin.bootAccount
+		return admin.bootAccount, nil
+	} else {
+		return common.Address{}, ethereum.NotFound
 	}
-	return
 }
 
-func signBlock(height *big.Int, hash common.Hash) (coinbase common.Address, sig []byte, err error) {
+func signBlock(height *big.Int, hash common.Hash) (common.Address, []byte, error) {
 	if admin == nil {
-		err = wemixminer.ErrNotInitialized
-		return
+		return common.Address{}, nil, wemixminer.ErrNotInitialized
 	}
-	data := append(height.Bytes(), hash.Bytes()...)
-	data = crypto.Keccak256(data)
 	prvKey := admin.stack.Server().PrivateKey
-	sig, err = crypto.Sign(data, prvKey)
-	if admin.self != nil {
+	sig, err := crypto.Sign(crypto.Keccak256(append(height.Bytes(), hash.Bytes()...)), prvKey)
+	if err != nil {
+		return common.Address{}, nil, err
+	}
+
+	if admin.nodeInfo != nil && admin.nodeInfo.ID == admin.bootNodeId {
+		return admin.bootAccount, sig, nil
+	} else if admin.self != nil {
 		ctx, cancel := context.WithCancel(context.Background())
 		defer cancel()
 
 		num := new(big.Int).Sub(height, common.Big1)
-		_, gov, _, _, err2 := admin.getRegGovEnvContracts(ctx, num)
-		if err2 != nil {
-			err = err2
-			return
+		contracts, err := admin.getRegGovEnvContracts(ctx, num)
+		if err != nil {
+			return common.Address{}, nil, err
 		}
 
 		nodeId := crypto.FromECDSAPub(&prvKey.PublicKey)[1:]
-		if addr, err2 := enodeExists(ctx, height, gov, nodeId); err2 != nil {
-			err = err2
-			return
+		if addr, err := enodeExists(ctx, height, contracts.GovImp, nodeId); err != nil {
+			return common.Address{}, nil, err
 		} else {
-			coinbase = addr
+			return addr, sig, nil
 		}
-	} else if admin.nodeInfo != nil && admin.nodeInfo.ID == admin.bootNodeId {
-		coinbase = admin.bootAccount
+	} else {
+		return common.Address{}, sig, wemixminer.ErrNotInitialized
 	}
-	return
 }
 
 func verifyBlockSig(height *big.Int, coinbase common.Address, nodeId []byte, hash common.Hash, sig []byte, checkMinerLimit bool) bool {
@@ -1250,12 +1010,13 @@ func verifyBlockSig(height *big.Int, coinbase common.Address, nodeId []byte, has
 
 	// get nodeid from the coinbase
 	num := new(big.Int).Sub(height, common.Big1)
-	_, gov, _, _, err := admin.getRegGovEnvContracts(ctx, num)
+	contracts, err := admin.getRegGovEnvContracts(ctx, num)
 	if err != nil {
-		return err == wemixminer.ErrNotInitialized
-	} else if count, err := admin.getInt(ctx, gov, num, "getMemberLength"); err != nil || count == 0 {
-		return err == wemixminer.ErrNotInitialized || count == 0
+		return err == wemixminer.ErrNotInitialized || errors.Is(err, ethereum.NotFound)
+	} else if count, err := contracts.GovImp.GetMemberLength(&bind.CallOpts{Context: ctx, BlockNumber: num}); err != nil || count.Sign() == 0 {
+		return err == wemixminer.ErrNotInitialized || count.Sign() == 0
 	}
+	gov := contracts.GovImp
 	// if minerNodeId is given, i.e. present in block header, use it,
 	// otherwise, derive it from the codebase
 	var data []byte
@@ -1383,28 +1144,17 @@ func (ma *wemixAdmin) pendingEmpty() bool {
 	return status.Pending == 0
 }
 
-func getMaxPriorityFeePerGas() *big.Int {
-	defaultFee := big.NewInt(100 * params.GWei)
-	if admin == nil || admin.envStorage == nil || admin.envStorage.To == nil {
-		return defaultFee
-	}
-	var fee *big.Int
-	if err := metclient.CallContract(context.Background(), admin.envStorage, "getMaxPriorityFeePerGas", nil, &fee, nil); err != nil {
-		return defaultFee
-	}
-	return fee
-}
-
 func suggestGasPrice() *big.Int {
 	defaultFee := big.NewInt(100 * params.GWei)
-	if admin == nil || admin.envStorage == nil || admin.envStorage.To == nil {
+	if admin == nil || admin.contracts == nil || admin.contracts.EnvStorageImp == nil {
 		return defaultFee
 	}
-	var fee *big.Int
-	if err := metclient.CallContract(context.Background(), admin.envStorage, "getMaxPriorityFeePerGas", nil, &fee, nil); err != nil {
+	fee, err := admin.contracts.EnvStorageImp.GetMaxPriorityFeePerGas(nil)
+	if err != nil {
 		return defaultFee
+	} else {
+		return fee
 	}
-	return fee
 }
 
 func getBlockBuildParameters(height *big.Int) (blockInterval int64, maxBaseFee, gasLimit *big.Int, baseFeeMaxChangeRate, gasTargetPercentage int64, err error) {
@@ -1437,31 +1187,39 @@ func getBlockBuildParameters(height *big.Int) (blockInterval int64, maxBaseFee,
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
-	var env, gov *metclient.RemoteContract
-	if _, gov, env, _, err = admin.getRegGovEnvContracts(ctx, height); err != nil {
+	var (
+		env *gov.EnvStorageImp
+		gov *gov.GovImp
+	)
+	if contracts, err2 := admin.getRegGovEnvContracts(ctx, height); err2 != nil {
 		err = wemixminer.ErrNotInitialized
 		return
-	} else if count, err2 := admin.getInt(ctx, gov, height, "getMemberLength"); err2 != nil || count == 0 {
+	} else {
+		env, gov = contracts.EnvStorageImp, contracts.GovImp
+	}
+
+	opts := &bind.CallOpts{Context: ctx, BlockNumber: height}
+	if count, err2 := gov.GetMemberLength(opts); err2 != nil || count.Sign() == 0 {
 		err = wemixminer.ErrNotInitialized
 		return
 	}
-	var v *big.Int
-	if err = metclient.CallContract(ctx, env, "getBlockCreationTime", nil, &v, height); err != nil {
+	if v, err2 := env.GetBlockCreationTime(opts); err2 != nil {
 		err = wemixminer.ErrNotInitialized
 		return
+	} else {
+		blockInterval = v.Int64()
 	}
-	blockInterval = v.Int64()
 
-	gasLimitAndBaseFee := make([]*big.Int, 3)
-	if err = metclient.CallContract(ctx, env, "getGasLimitAndBaseFee", nil, &gasLimitAndBaseFee, height); err != nil {
+	if GasLimit, BaseFeeMaxChangeRate, GasTargetPercentage, err2 := env.GetGasLimitAndBaseFee(opts); err2 != nil {
 		err = wemixminer.ErrNotInitialized
 		return
+	} else {
+		gasLimit = GasLimit
+		baseFeeMaxChangeRate = BaseFeeMaxChangeRate.Int64()
+		gasTargetPercentage = GasTargetPercentage.Int64()
 	}
-	gasLimit = gasLimitAndBaseFee[0]
-	baseFeeMaxChangeRate = gasLimitAndBaseFee[1].Int64()
-	gasTargetPercentage = gasLimitAndBaseFee[2].Int64()
 
-	if err = metclient.CallContract(ctx, env, "getMaxBaseFee", nil, &maxBaseFee, height); err != nil {
+	if maxBaseFee, err = env.GetMaxBaseFee(opts); err != nil {
 		err = wemixminer.ErrNotInitialized
 		return
 	}
@@ -1522,11 +1280,12 @@ func Info() interface{} {
 			return nodes[i].Name < nodes[j].Name
 		})
 
+		ca := admin.contracts.Address()
 		info := &map[string]interface{}{
 			"consensus":                 params.ConsensusMethod,
-			"registry":                  admin.registry.To,
-			"governance":                admin.gov.To,
-			"staking":                   admin.staking.To,
+			"registry":                  ca.Registry,
+			"governance":                ca.Gov,
+			"staking":                   ca.Staking,
 			"modifiedblock":             admin.modifiedBlock,
 			"blocksPer":                 admin.blocksPer,
 			"blockInterval":             admin.blockInterval,
@@ -1732,7 +1491,7 @@ func (ma *wemixAdmin) getTxPoolStatus() (pending, queued uint, err error) {
 	p, b1 := data["pending"]
 	q, b2 := data["queued"]
 	if !b1 || !b2 {
-		err = fmt.Errorf("Invalid Data")
+		err = fmt.Errorf("invalid Data")
 	} else {
 		pending = uint(p)
 		queued = uint(q)
@@ -1803,6 +1562,7 @@ func init() {
 	wemixminer.AcquireMiningTokenFunc = acquireMiningToken
 	wemixminer.ReleaseMiningTokenFunc = releaseMiningToken
 	wemixminer.HasMiningTokenFunc = hasMiningToken
+
 	wemixapi.Info = Info
 	wemixapi.GetMiners = getMiners
 	wemixapi.GetMinerStatus = getMinerStatus
diff --git a/wemix/bind/backends/options.go b/wemix/bind/backends/options.go
new file mode 100644
index 000000000000..db7d814baba9
--- /dev/null
+++ b/wemix/bind/backends/options.go
@@ -0,0 +1,50 @@
+package backends
+
+import (
+	"math/big"
+	"os"
+
+	"github.com/ethereum/go-ethereum/eth/ethconfig"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/node"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+)
+
+type OptionFn func(nodeConf *node.Config, ethConf *ethconfig.Config, envConfig *gov.InitEnvStorage)
+
+func SetLogLevel(level int) OptionFn {
+	return func(nodeConf *node.Config, ethConf *ethconfig.Config, envConfig *gov.InitEnvStorage) {
+		log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(level), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
+	}
+}
+
+// WithBlockGasLimit configures the simulated backend to target a specific gas limit
+// when producing blocks.
+func WithBlockGasLimit(gaslimit uint64) OptionFn {
+	return func(nodeConf *node.Config, ethConf *ethconfig.Config, envConfig *gov.InitEnvStorage) {
+		ethConf.Genesis.GasLimit = gaslimit
+		ethConf.Miner.GasCeil = gaslimit
+	}
+}
+
+// WithCallGasLimit configures the simulated backend to cap eth_calls to a specific
+// gas limit when running client operations.
+func WithCallGasLimit(gaslimit uint64) OptionFn {
+	return func(nodeConf *node.Config, ethConf *ethconfig.Config, envConfig *gov.InitEnvStorage) {
+		ethConf.RPCGasCap = gaslimit
+	}
+}
+
+// WithMinerMinTip configures the simulated backend to require a specific minimum
+// gas tip for a transaction to be included.
+//
+// 0 is not possible as a live Geth node would reject that due to DoS protection,
+// so the simulated backend will replicate that behavior for consistency.
+func WithMinerMinTip(tip *big.Int) OptionFn {
+	if tip == nil || tip.Sign() <= 0 {
+		panic("invalid miner minimum tip")
+	}
+	return func(nodeConf *node.Config, ethConf *ethconfig.Config, envConfig *gov.InitEnvStorage) {
+		ethConf.Miner.GasPrice = tip
+	}
+}
diff --git a/wemix/bind/backends/wemix_simulated.go b/wemix/bind/backends/wemix_simulated.go
new file mode 100644
index 000000000000..098cbf7e2276
--- /dev/null
+++ b/wemix/bind/backends/wemix_simulated.go
@@ -0,0 +1,260 @@
+package backends
+
+import (
+	"context"
+	"crypto/ecdsa"
+	"errors"
+	"math/big"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
+	"github.com/ethereum/go-ethereum/accounts/keystore"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/consensus/ethash"
+	"github.com/ethereum/go-ethereum/core"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/eth"
+	"github.com/ethereum/go-ethereum/eth/downloader"
+	"github.com/ethereum/go-ethereum/eth/ethconfig"
+	"github.com/ethereum/go-ethereum/ethclient"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/node"
+	"github.com/ethereum/go-ethereum/p2p"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/ethereum/go-ethereum/wemix"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+)
+
+type SimClient interface {
+	ethereum.ChainReader
+	ethereum.ChainStateReader
+	ethereum.ContractCaller
+	ethereum.GasEstimator
+	ethereum.GasPricer
+	ethereum.LogFilterer
+	ethereum.PendingStateReader
+	ethereum.PendingContractCaller
+	ethereum.TransactionReader
+	ethereum.TransactionSender
+	SuggestGasTipCap(ctx context.Context) (*big.Int, error) // GasPricer1559
+	Commit()
+}
+
+var ChainID = params.AllEthashProtocolChanges.ChainID
+
+type wemixSimulatedBackend struct {
+	stack   *node.Node
+	eth     *eth.Ethereum
+	backend *backends.SimulatedBackend
+}
+
+func NewWemixSimulatedBackend(pk *ecdsa.PrivateKey, datadir string, alloc core.GenesisAlloc, options ...OptionFn) (SimClient, error) {
+	params.ConsensusMethod = params.ConsensusPoA
+
+	nodeConfig := node.DefaultConfig
+	nodeConfig.DataDir = datadir
+	nodeConfig.KeyStoreDir = filepath.Join(datadir, "keystore")
+	nodeConfig.P2P = p2p.Config{
+		PrivateKey:  pk,
+		NoDiscovery: true,
+	}
+
+	ethConfig := ethconfig.Defaults
+	ethConfig.Genesis = &core.Genesis{
+		Config:   params.AllEthashProtocolChanges,
+		GasLimit: ethconfig.Defaults.Miner.GasCeil,
+		Alloc:    alloc,
+		Coinbase: crypto.PubkeyToAddress(pk.PublicKey),
+	}
+	ethConfig.SyncMode = downloader.FullSync
+	ethConfig.TxPool.NoLocals = true
+	ethConfig.Ethash = ethash.Config{PowMode: ethash.ModeFake, Log: log.Root()}
+	ethConfig.NoPruning = true
+	envConfig := gov.DefaultInitEnvStorage
+
+	for _, option := range options {
+		option(&nodeConfig, &ethConfig, &envConfig)
+	}
+
+	stack, err := node.New(&nodeConfig)
+	if err != nil {
+		return nil, err
+	}
+
+	enode := strings.Split(strings.TrimLeft(stack.Server().NodeInfo().Enode, "enode://"), "@")[0]
+	ethConfig.Genesis.ExtraData = append(ethConfig.Genesis.ExtraData, []byte("0x"+enode)...)
+	ethConfig.NetworkId = ethConfig.Genesis.Config.ChainID.Uint64()
+
+	backend, err := eth.New(stack, &ethConfig)
+	if err != nil {
+		return nil, err
+	}
+	ethConfig.Genesis.MustCommit(backend.ChainDb())
+
+	if err := stack.Start(); err != nil {
+		return nil, err
+	}
+
+	wemix.StartAdmin(stack, nodeConfig.DataDir)
+
+	ks := keystore.NewPlaintextKeyStore(nodeConfig.KeyStoreDir)
+	account, err := ks.ImportECDSA(pk, "")
+	if err != nil {
+		return nil, err
+	}
+	if err := ks.Unlock(account, ""); err != nil {
+		return nil, err
+	}
+
+	backend.AccountManager().AddBackend(ks)
+	backend.TxPool().SetGasPrice(ethConfig.Miner.GasPrice)
+	if err := backend.StartMining(1); err != nil {
+		return nil, err
+	}
+	now := time.Now()
+	for backend.APIBackend.CurrentBlock().NumberU64() == 0 {
+		if time.Since(now).Seconds() > 10 {
+			return nil, errors.New("mining error")
+		}
+		time.Sleep(0.2e9)
+	}
+	log.Warn("Wait Genesis Block Mined", "elapsed", time.Since(now).Seconds())
+
+	rpcClient, _ := stack.Attach()
+	ethClient := ethclient.NewClient(rpcClient)
+
+	opts, err := bind.NewKeyedTransactorWithChainID(pk, ethConfig.Genesis.Config.ChainID)
+	if err != nil {
+		return nil, err
+	}
+
+	contracts, err := gov.DeployGovContracts(opts, ethClient, map[string]common.Address{
+		gov.DOMAIN_StakingReward: opts.From,
+		gov.DOMAIN_Ecosystem:     opts.From,
+		gov.DOMAIN_Maintenance:   opts.From,
+		gov.DOMAIN_FeeCollector:  opts.From,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	nodeInfo := stack.Server().NodeInfo()
+	var members gov.InitMembers = []gov.InitMember{
+		{
+			Staker:  opts.From,
+			Voter:   opts.From,
+			Reward:  opts.From,
+			Name:    nodeInfo.Name,
+			Enode:   enode,
+			Ip:      nodeInfo.IP,
+			Port:    8589,
+			Deposit: envConfig.STAKING_MIN,
+		},
+	}
+
+	if err := gov.ExecuteInitialize(contracts, opts, ethClient, envConfig.STAKING_MIN, envConfig, members); err != nil {
+		return nil, err
+	}
+
+	return &wemixSimulatedBackend{
+		stack:   stack,
+		eth:     backend,
+		backend: backends.NewSimulatedBackendWithEthereum(backend),
+	}, nil
+}
+
+func (w *wemixSimulatedBackend) BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) {
+	return w.backend.BlockByHash(ctx, hash)
+}
+func (w *wemixSimulatedBackend) BlockByNumber(ctx context.Context, number *big.Int) (*types.Block, error) {
+	return w.backend.BlockByNumber(ctx, number)
+}
+func (w *wemixSimulatedBackend) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) {
+	return w.backend.HeaderByHash(ctx, hash)
+}
+func (w *wemixSimulatedBackend) HeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error) {
+	return w.backend.HeaderByNumber(ctx, number)
+}
+func (w *wemixSimulatedBackend) TransactionCount(ctx context.Context, blockHash common.Hash) (uint, error) {
+	return w.backend.TransactionCount(ctx, blockHash)
+}
+func (w *wemixSimulatedBackend) TransactionInBlock(ctx context.Context, blockHash common.Hash, index uint) (*types.Transaction, error) {
+	return w.backend.TransactionInBlock(ctx, blockHash, index)
+}
+func (w *wemixSimulatedBackend) SubscribeNewHead(ctx context.Context, ch chan<- *types.Header) (ethereum.Subscription, error) {
+	return w.backend.SubscribeNewHead(ctx, ch)
+}
+func (w *wemixSimulatedBackend) BalanceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (*big.Int, error) {
+	return w.backend.BalanceAt(ctx, account, blockNumber)
+}
+func (w *wemixSimulatedBackend) StorageAt(ctx context.Context, account common.Address, key common.Hash, blockNumber *big.Int) ([]byte, error) {
+	return w.backend.StorageAt(ctx, account, key, blockNumber)
+}
+func (w *wemixSimulatedBackend) CodeAt(ctx context.Context, account common.Address, blockNumber *big.Int) ([]byte, error) {
+	return w.backend.CodeAt(ctx, account, blockNumber)
+}
+func (w *wemixSimulatedBackend) NonceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (uint64, error) {
+	return w.backend.NonceAt(ctx, account, blockNumber)
+}
+func (w *wemixSimulatedBackend) CallContract(ctx context.Context, call ethereum.CallMsg, blockNumber *big.Int) ([]byte, error) {
+	return w.backend.CallContract(ctx, call, blockNumber)
+}
+func (w *wemixSimulatedBackend) EstimateGas(ctx context.Context, call ethereum.CallMsg) (uint64, error) {
+	return w.backend.EstimateGas(ctx, call)
+}
+func (w *wemixSimulatedBackend) SuggestGasPrice(ctx context.Context) (*big.Int, error) {
+	return w.backend.SuggestGasPrice(ctx)
+}
+func (w *wemixSimulatedBackend) SuggestGasTipCap(ctx context.Context) (*big.Int, error) {
+	return w.backend.SuggestGasTipCap(ctx)
+}
+func (w *wemixSimulatedBackend) FilterLogs(ctx context.Context, q ethereum.FilterQuery) ([]types.Log, error) {
+	return w.backend.FilterLogs(ctx, q)
+}
+func (w *wemixSimulatedBackend) SubscribeFilterLogs(ctx context.Context, q ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error) {
+	return w.backend.SubscribeFilterLogs(ctx, q, ch)
+}
+func (w *wemixSimulatedBackend) PendingCodeAt(ctx context.Context, account common.Address) ([]byte, error) {
+	return w.backend.PendingCodeAt(ctx, account)
+}
+func (w *wemixSimulatedBackend) PendingNonceAt(ctx context.Context, account common.Address) (uint64, error) {
+	return w.backend.PendingNonceAt(ctx, account)
+}
+func (w *wemixSimulatedBackend) PendingCallContract(ctx context.Context, call ethereum.CallMsg) ([]byte, error) {
+	return w.backend.PendingCallContract(ctx, call)
+}
+func (w *wemixSimulatedBackend) TransactionByHash(ctx context.Context, txHash common.Hash) (tx *types.Transaction, isPending bool, err error) {
+	return w.backend.TransactionByHash(ctx, txHash)
+}
+func (w *wemixSimulatedBackend) TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error) {
+	receipt, err := w.backend.TransactionReceipt(ctx, txHash)
+	if err == ethereum.NotFound {
+		w.backend.Commit()
+		return w.TransactionReceipt(ctx, txHash)
+	}
+	return receipt, err
+}
+func (w *wemixSimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transaction) error {
+	return w.backend.SendTransaction(ctx, tx)
+}
+func (w *wemixSimulatedBackend) Commit() {
+	w.backend.Commit()
+}
+
+func (w *wemixSimulatedBackend) PendingBalanceAt(ctx context.Context, account common.Address) (*big.Int, error) {
+	// return w.backend.PendingBalanceAt(ctx, account)
+	return nil, errors.New("PendingBalanceAt")
+}
+func (w *wemixSimulatedBackend) PendingStorageAt(ctx context.Context, account common.Address, key common.Hash) ([]byte, error) {
+	// return w.backend.PendingStorageAt(ctx, account, key)
+	return nil, errors.New("PendingStorageAt")
+}
+func (w *wemixSimulatedBackend) PendingTransactionCount(ctx context.Context) (uint, error) {
+	// return w.backend.PendingTransactionCount(ctx)
+	return 0, errors.New("PendingTransactionCount")
+}
diff --git a/wemix/bind/backends/wemix_simulated_test.go b/wemix/bind/backends/wemix_simulated_test.go
new file mode 100644
index 000000000000..f4a358666584
--- /dev/null
+++ b/wemix/bind/backends/wemix_simulated_test.go
@@ -0,0 +1,175 @@
+package backends_test
+
+import (
+	"context"
+	"encoding/hex"
+	"math/big"
+	"testing"
+	"time"
+
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/params"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+	"github.com/ethereum/go-ethereum/wemix/bind/backends"
+	wemix_miner "github.com/ethereum/go-ethereum/wemix/miner"
+	"github.com/stretchr/testify/require"
+)
+
+func TestWemixBackends(t *testing.T) {
+	key, err := crypto.GenerateKey()
+	require.NoError(t, err)
+	opts, err := bind.NewKeyedTransactorWithChainID(key, backends.ChainID)
+	require.NoError(t, err)
+	b, err := backends.NewWemixSimulatedBackend(
+		key,
+		t.TempDir(),
+		core.GenesisAlloc{
+			opts.From: {Balance: new(big.Int).Mul(big.NewInt(256_000_000_000_000), big.NewInt(params.Ether))},
+		},
+		backends.SetLogLevel(2),
+	)
+	if err != nil {
+		return
+	}
+	require.NotNil(t, b)
+
+	defaultEnv := gov.DefaultInitEnvStorage
+
+	require.True(t, defaultEnv.MAX_PRIORITY_FEE_PER_GAS.Cmp(wemix_miner.SuggestGasPrice()) == 0)
+	coinBase, err := wemix_miner.GetCoinbase(common.Big0)
+	require.NoError(t, err)
+	require.Equal(t, opts.From, coinBase)
+
+	callOpts := new(bind.CallOpts)
+	contracts, err := gov.GetGovContractsByOwner(callOpts, b, opts.From)
+	require.NoError(t, err)
+
+	got, err := contracts.EnvStorageImp.GetBallotDurationMax(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BALLOT_DURATION_MAX.Cmp(got) == 0, "mismatch BALLOT_DURATION_MAX, got: %v, want: %v", got, defaultEnv.BALLOT_DURATION_MAX)
+
+	got, err = contracts.EnvStorageImp.GetBallotDurationMin(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BALLOT_DURATION_MIN.Cmp(got) == 0, "mismatch BALLOT_DURATION_MIN, got: %v, want: %v", got, defaultEnv.BALLOT_DURATION_MIN)
+
+	got, err = contracts.EnvStorageImp.GetBlockCreationTime(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BLOCK_CREATION_TIME.Cmp(got) == 0, "mismatch BLOCK_CREATION_TIME, got: %v, want: %v", got, defaultEnv.BLOCK_CREATION_TIME)
+
+	got, err = contracts.EnvStorageImp.GetBlockRewardAmount(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BLOCK_REWARD_AMOUNT.Cmp(got) == 0, "mismatch BLOCK_REWARD_AMOUNT, got: %v, want: %v", got, defaultEnv.BLOCK_REWARD_AMOUNT)
+
+	blockRewardDistributionBlockProducer,
+		blockRewardDistributionStakingReward, blockRewardDistributionEcosystem,
+		blockRewardDistributionMaintenance,
+		err := contracts.EnvStorageImp.GetBlockRewardDistributionMethod(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER.Cmp(blockRewardDistributionBlockProducer) == 0, "mismatch BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER, got: %v, want: %v", blockRewardDistributionBlockProducer, defaultEnv.BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER)
+	require.Truef(t, defaultEnv.BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD.Cmp(blockRewardDistributionStakingReward) == 0, "mismatch BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD, got: %v, want: %v", blockRewardDistributionStakingReward, defaultEnv.BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD)
+	require.Truef(t, defaultEnv.BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM.Cmp(blockRewardDistributionEcosystem) == 0, "mismatch BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM, got: %v, want: %v", blockRewardDistributionEcosystem, defaultEnv.BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM)
+	require.Truef(t, defaultEnv.BLOCK_REWARD_DISTRIBUTION_MAINTENANCE.Cmp(blockRewardDistributionMaintenance) == 0, "mismatch BLOCK_REWARD_DISTRIBUTION_MAINTENANCE, got: %v, want: %v", blockRewardDistributionMaintenance, defaultEnv.BLOCK_REWARD_DISTRIBUTION_MAINTENANCE)
+
+	got, err = contracts.EnvStorageImp.GetBlocksPer(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.BLOCKS_PER.Cmp(got) == 0, "mismatch BLOCKS_PER, got: %v, want: %v", got, defaultEnv.BLOCKS_PER)
+
+	got, err = contracts.EnvStorageImp.GetMaxBaseFee(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.MAX_BASE_FEE.Cmp(got) == 0, "mismatch MAX_BASE_FEE, got: %v, want: %v", got, defaultEnv.MAX_BASE_FEE)
+
+	got, err = contracts.EnvStorageImp.GetMaxIdleBlockInterval(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.MAX_IDLE_BLOCK_INTERVAL.Cmp(got) == 0, "mismatch MAX_IDLE_BLOCK_INTERVAL, got: %v, want: %v", got, defaultEnv.MAX_IDLE_BLOCK_INTERVAL)
+
+	got, err = contracts.EnvStorageImp.GetMaxPriorityFeePerGas(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.MAX_PRIORITY_FEE_PER_GAS.Cmp(got) == 0, "mismatch MAX_PRIORITY_FEE_PER_GAS, got: %v, want: %v", got, defaultEnv.MAX_PRIORITY_FEE_PER_GAS)
+
+	got, err = contracts.EnvStorageImp.GetStakingMax(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.STAKING_MAX.Cmp(got) == 0, "mismatch STAKING_MAX, got: %v, want: %v", got, defaultEnv.STAKING_MAX)
+
+	got, err = contracts.EnvStorageImp.GetStakingMin(callOpts)
+	require.NoError(t, err)
+	require.Truef(t, defaultEnv.STAKING_MIN.Cmp(got) == 0, "mismatch STAKING_MIN, got: %v, want: %v", got, defaultEnv.STAKING_MIN)
+
+	getNode, err := contracts.GovImp.GetNode(callOpts, common.Big1)
+	require.NoError(t, err)
+	t.Log(
+		"\n Name:", string(getNode.Name),
+		"\n Enode:", hex.EncodeToString(getNode.Enode),
+		"\n Ip:", string(getNode.Ip),
+		"\n Port:", getNode.Port,
+	)
+	newVoterKey, err := crypto.GenerateKey()
+	require.NoError(t, err)
+	newVoter := crypto.PubkeyToAddress(newVoterKey.PublicKey)
+
+	LOCK_AMOUNT, err := contracts.EnvStorageImp.GetStakingMax(callOpts)
+	require.NoError(t, err)
+
+	tx, err := contracts.GovImp.AddProposalToChangeMember(opts, gov.GovImpMemberInfo{
+		Staker:     opts.From,
+		Voter:      newVoter,
+		Reward:     opts.From,
+		Name:       getNode.Name,
+		Enode:      getNode.Enode,
+		Ip:         getNode.Ip,
+		Port:       getNode.Port,
+		LockAmount: LOCK_AMOUNT,
+		Memo:       []byte("memo1"),
+		Duration:   big.NewInt(86400),
+	}, opts.From, common.Big0, common.Big0)
+	require.NoError(t, err)
+
+	receipt, err := bind.WaitMined(context.Background(), b, tx)
+	require.NoError(t, err)
+	require.Equal(t, types.ReceiptStatusSuccessful, receipt.Status)
+
+	inVoting, err := contracts.GovImp.GetBallotInVoting(callOpts)
+	require.NoError(t, err)
+	require.True(t, inVoting.Sign() == 0)
+
+	member, err := contracts.GovImp.GetMember(callOpts, common.Big1)
+	require.NoError(t, err)
+	require.Equal(t, opts.From, member)
+
+	voter, err := contracts.GovImp.GetVoter(callOpts, common.Big1)
+	require.NoError(t, err)
+	require.Equal(t, newVoter, voter)
+
+	newReward, err := contracts.GovImp.GetReward(callOpts, common.Big1)
+	require.NoError(t, err)
+	require.Equal(t, opts.From, newReward)
+
+	newHead := make(chan *types.Header)
+	sub, err := b.SubscribeNewHead(context.Background(), newHead)
+	require.NoError(t, err)
+	defer sub.Unsubscribe()
+
+	ticker := time.NewTicker(10e9)
+	var headNumber *big.Int = nil
+loop:
+	for {
+		b.Commit()
+		select {
+		case head := <-newHead:
+			if headNumber == nil {
+				headNumber = head.Number
+			} else {
+				require.Equal(t, new(big.Int).Add(headNumber, common.Big1), head.Number)
+				headNumber = head.Number
+			}
+		case err := <-sub.Err():
+			require.NoError(t, err)
+		case <-ticker.C:
+			break loop
+		}
+	}
+	t.Log("end")
+}
diff --git a/wemix/bind/const.go b/wemix/bind/const.go
new file mode 100644
index 000000000000..8943327f2335
--- /dev/null
+++ b/wemix/bind/const.go
@@ -0,0 +1,28 @@
+package gov
+
+const (
+	REGISTRY          = "Registry"
+	GOV               = "Gov"
+	GOV_IMP           = "GovImp"
+	NCPEXIT           = "NCPExit"
+	NCPEXIT_IMP       = "NCPExitImp"
+	STAKING           = "Staking"
+	STAKING_IMP       = "StakingImp"
+	BALLOTSTORAGE     = "BallotStorage"
+	BALLOTSTORAGE_IMP = "BallotStorageImp"
+	ENVSTORAGE        = "EnvStorage"
+	ENVSTORAGE_IMP    = "EnvStorageImp"
+)
+
+const (
+	DOMAIN_Gov           = "GovernanceContract"
+	DOMAIN_NCPExit       = "NCPExit"
+	DOMAIN_Staking       = "Staking"
+	DOMAIN_BallotStorage = "BallotStorage"
+	DOMAIN_EnvStorage    = "EnvStorage"
+
+	DOMAIN_StakingReward = "StakingReward"
+	DOMAIN_Ecosystem     = "Ecosystem"
+	DOMAIN_Maintenance   = "Maintenance"
+	DOMAIN_FeeCollector  = "FeeCollector"
+)
diff --git a/wemix/bind/gen_ballotStorage_abi.go b/wemix/bind/gen_ballotStorage_abi.go
new file mode 100644
index 000000000000..e5200641f416
--- /dev/null
+++ b/wemix/bind/gen_ballotStorage_abi.go
@@ -0,0 +1,4325 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// BallotStorageMetaData contains all meta data concerning the BallotStorage contract.
+var BallotStorageMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_imp\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"5c60da1b": "implementation()",
+	},
+	Bin: "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",
+}
+
+// BallotStorageABI is the input ABI used to generate the binding from.
+// Deprecated: Use BallotStorageMetaData.ABI instead.
+var BallotStorageABI = BallotStorageMetaData.ABI
+
+// Deprecated: Use BallotStorageMetaData.Sigs instead.
+// BallotStorageFuncSigs maps the 4-byte function signature to its string representation.
+var BallotStorageFuncSigs = BallotStorageMetaData.Sigs
+
+// BallotStorageBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use BallotStorageMetaData.Bin instead.
+var BallotStorageBin = BallotStorageMetaData.Bin
+
+// DeployBallotStorage deploys a new Ethereum contract, binding an instance of BallotStorage to it.
+func DeployBallotStorage(auth *bind.TransactOpts, backend bind.ContractBackend, _imp common.Address) (common.Address, *types.Transaction, *BallotStorage, error) {
+	parsed, err := BallotStorageMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(BallotStorageBin), backend, _imp)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &BallotStorage{BallotStorageCaller: BallotStorageCaller{contract: contract}, BallotStorageTransactor: BallotStorageTransactor{contract: contract}, BallotStorageFilterer: BallotStorageFilterer{contract: contract}}, nil
+}
+
+// BallotStorage is an auto generated Go binding around an Ethereum contract.
+type BallotStorage struct {
+	BallotStorageCaller     // Read-only binding to the contract
+	BallotStorageTransactor // Write-only binding to the contract
+	BallotStorageFilterer   // Log filterer for contract events
+}
+
+// BallotStorageCaller is an auto generated read-only Go binding around an Ethereum contract.
+type BallotStorageCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type BallotStorageTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type BallotStorageFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type BallotStorageSession struct {
+	Contract     *BallotStorage    // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// BallotStorageCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type BallotStorageCallerSession struct {
+	Contract *BallotStorageCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts        // Call options to use throughout this session
+}
+
+// BallotStorageTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type BallotStorageTransactorSession struct {
+	Contract     *BallotStorageTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts        // Transaction auth options to use throughout this session
+}
+
+// BallotStorageRaw is an auto generated low-level Go binding around an Ethereum contract.
+type BallotStorageRaw struct {
+	Contract *BallotStorage // Generic contract binding to access the raw methods on
+}
+
+// BallotStorageCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type BallotStorageCallerRaw struct {
+	Contract *BallotStorageCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// BallotStorageTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type BallotStorageTransactorRaw struct {
+	Contract *BallotStorageTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewBallotStorage creates a new instance of BallotStorage, bound to a specific deployed contract.
+func NewBallotStorage(address common.Address, backend bind.ContractBackend) (*BallotStorage, error) {
+	contract, err := bindBallotStorage(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorage{BallotStorageCaller: BallotStorageCaller{contract: contract}, BallotStorageTransactor: BallotStorageTransactor{contract: contract}, BallotStorageFilterer: BallotStorageFilterer{contract: contract}}, nil
+}
+
+// NewBallotStorageCaller creates a new read-only instance of BallotStorage, bound to a specific deployed contract.
+func NewBallotStorageCaller(address common.Address, caller bind.ContractCaller) (*BallotStorageCaller, error) {
+	contract, err := bindBallotStorage(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageCaller{contract: contract}, nil
+}
+
+// NewBallotStorageTransactor creates a new write-only instance of BallotStorage, bound to a specific deployed contract.
+func NewBallotStorageTransactor(address common.Address, transactor bind.ContractTransactor) (*BallotStorageTransactor, error) {
+	contract, err := bindBallotStorage(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageTransactor{contract: contract}, nil
+}
+
+// NewBallotStorageFilterer creates a new log filterer instance of BallotStorage, bound to a specific deployed contract.
+func NewBallotStorageFilterer(address common.Address, filterer bind.ContractFilterer) (*BallotStorageFilterer, error) {
+	contract, err := bindBallotStorage(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageFilterer{contract: contract}, nil
+}
+
+// bindBallotStorage binds a generic wrapper to an already deployed contract.
+func bindBallotStorage(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(BallotStorageABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_BallotStorage *BallotStorageRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _BallotStorage.Contract.BallotStorageCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_BallotStorage *BallotStorageRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorage.Contract.BallotStorageTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_BallotStorage *BallotStorageRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _BallotStorage.Contract.BallotStorageTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_BallotStorage *BallotStorageCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _BallotStorage.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_BallotStorage *BallotStorageTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorage.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_BallotStorage *BallotStorageTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _BallotStorage.Contract.contract.Transact(opts, method, params...)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_BallotStorage *BallotStorageCaller) Implementation(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _BallotStorage.contract.Call(opts, &out, "implementation")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_BallotStorage *BallotStorageSession) Implementation() (common.Address, error) {
+	return _BallotStorage.Contract.Implementation(&_BallotStorage.CallOpts)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_BallotStorage *BallotStorageCallerSession) Implementation() (common.Address, error) {
+	return _BallotStorage.Contract.Implementation(&_BallotStorage.CallOpts)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_BallotStorage *BallotStorageTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
+	return _BallotStorage.contract.RawTransact(opts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_BallotStorage *BallotStorageSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _BallotStorage.Contract.Fallback(&_BallotStorage.TransactOpts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_BallotStorage *BallotStorageTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _BallotStorage.Contract.Fallback(&_BallotStorage.TransactOpts, calldata)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_BallotStorage *BallotStorageTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorage.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_BallotStorage *BallotStorageSession) Receive() (*types.Transaction, error) {
+	return _BallotStorage.Contract.Receive(&_BallotStorage.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_BallotStorage *BallotStorageTransactorSession) Receive() (*types.Transaction, error) {
+	return _BallotStorage.Contract.Receive(&_BallotStorage.TransactOpts)
+}
+
+// BallotStorageAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the BallotStorage contract.
+type BallotStorageAdminChangedIterator struct {
+	Event *BallotStorageAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageAdminChanged represents a AdminChanged event raised by the BallotStorage contract.
+type BallotStorageAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorage *BallotStorageFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*BallotStorageAdminChangedIterator, error) {
+
+	logs, sub, err := _BallotStorage.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageAdminChangedIterator{contract: _BallotStorage.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorage *BallotStorageFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *BallotStorageAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _BallotStorage.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageAdminChanged)
+				if err := _BallotStorage.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorage *BallotStorageFilterer) ParseAdminChanged(log types.Log) (*BallotStorageAdminChanged, error) {
+	event := new(BallotStorageAdminChanged)
+	if err := _BallotStorage.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the BallotStorage contract.
+type BallotStorageBeaconUpgradedIterator struct {
+	Event *BallotStorageBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageBeaconUpgraded represents a BeaconUpgraded event raised by the BallotStorage contract.
+type BallotStorageBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorage *BallotStorageFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*BallotStorageBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _BallotStorage.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageBeaconUpgradedIterator{contract: _BallotStorage.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorage *BallotStorageFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *BallotStorageBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _BallotStorage.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageBeaconUpgraded)
+				if err := _BallotStorage.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorage *BallotStorageFilterer) ParseBeaconUpgraded(log types.Log) (*BallotStorageBeaconUpgraded, error) {
+	event := new(BallotStorageBeaconUpgraded)
+	if err := _BallotStorage.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the BallotStorage contract.
+type BallotStorageUpgradedIterator struct {
+	Event *BallotStorageUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageUpgraded represents a Upgraded event raised by the BallotStorage contract.
+type BallotStorageUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorage *BallotStorageFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*BallotStorageUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _BallotStorage.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageUpgradedIterator{contract: _BallotStorage.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorage *BallotStorageFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *BallotStorageUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _BallotStorage.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageUpgraded)
+				if err := _BallotStorage.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorage *BallotStorageFilterer) ParseUpgraded(log types.Log) (*BallotStorageUpgraded, error) {
+	event := new(BallotStorageUpgraded)
+	if err := _BallotStorage.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpMetaData contains all meta data concerning the BallotStorageImp contract.
+var BallotStorageImpMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"}],\"name\":\"BallotCanceled\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotType\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"creator\",\"type\":\"address\"}],\"name\":\"BallotCreated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"state\",\"type\":\"uint256\"}],\"name\":\"BallotFinalized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"startTime\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"endTime\",\"type\":\"uint256\"}],\"name\":\"BallotStarted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"updatedBy\",\"type\":\"address\"}],\"name\":\"BallotUpdated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\"}],\"name\":\"Initialized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previous\",\"type\":\"address\"}],\"name\":\"SetPrevBallotStorage\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetRegistry\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"voteid\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"decision\",\"type\":\"uint256\"}],\"name\":\"Voted\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BALLOT_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ENV_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GOV_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"REWARD_POOL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"}],\"name\":\"cancelBallot\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_ballotType\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_duration\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_creator\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_newGovernanceAddress\",\"type\":\"address\"}],\"name\":\"createBallotForAddress\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_unlockAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_slashing\",\"type\":\"uint256\"}],\"name\":\"createBallotForExit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_ballotType\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_duration\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_creator\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_oldStakerAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_newStakerAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_newVoterAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_newRewardAddress\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"_newNodeName\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"_newNodeId\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"_newNodeIp\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"_newNodePort\",\"type\":\"uint256\"}],\"name\":\"createBallotForMember\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_ballotType\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_duration\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_creator\",\"type\":\"address\"},{\"internalType\":\"bytes32\",\"name\":\"_envVariableName\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"_envVariableType\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_envVariableValue\",\"type\":\"bytes\"}],\"name\":\"createBallotForVariable\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_voteId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_voter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_decision\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_power\",\"type\":\"uint256\"}],\"name\":\"createVote\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_ballotState\",\"type\":\"uint256\"}],\"name\":\"finalizeBallot\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"newGovernanceAddress\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotBasic\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"startTime\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"endTime\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"ballotType\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"creator\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"totalVoters\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"powerOfAccepts\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"powerOfRejects\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"state\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"isFinalized\",\"type\":\"bool\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBallotCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotForExit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"unlockAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"slashing\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotMember\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"oldStakerAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"newStakerAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"newVoterAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"newRewardAddress\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"newNodeName\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"newNodeId\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"newNodeIp\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"newNodePort\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotPeriod\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"startTime\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"endTime\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotState\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotType\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"state\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"isFinalized\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotVariable\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"envVariableName\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"envVariableType\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"envVariableValue\",\"type\":\"bytes\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_id\",\"type\":\"uint256\"}],\"name\":\"getBallotVotingInfo\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"totalVoters\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"powerOfAccepts\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"powerOfRejects\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxVotingDuration\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMinVotingDuration\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getPreviousBallotStorage\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTime\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_voteId\",\"type\":\"uint256\"}],\"name\":\"getVote\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"voteId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"decision\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"power\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"time\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint56\",\"name\":\"_ballotId\",\"type\":\"uint56\"},{\"internalType\":\"address\",\"name\":\"_voter\",\"type\":\"address\"}],\"name\":\"hasAlreadyVoted\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"}],\"name\":\"initialize\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"isDisabled\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proxiableUUID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reg\",\"outputs\":[{\"internalType\":\"contractIRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_address\",\"type\":\"address\"}],\"name\":\"setPreviousBallotStorage\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"setRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_startTime\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_endTime\",\"type\":\"uint256\"}],\"name\":\"startBallot\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_duration\",\"type\":\"uint256\"}],\"name\":\"updateBallotDuration\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_lockAmount\",\"type\":\"uint256\"}],\"name\":\"updateBallotMemberLockAmount\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_ballotId\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_memo\",\"type\":\"bytes\"}],\"name\":\"updateBallotMemo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImp\",\"type\":\"address\"}],\"name\":\"upgradeBallotStorage\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"}]",
+	Sigs: map[string]string{
+		"9986e4b9": "BALLOT_STORAGE_NAME()",
+		"34125c84": "ECOSYSTEM_NAME()",
+		"7bf46530": "ENV_STORAGE_NAME()",
+		"6c78d2cf": "GOV_NAME()",
+		"4bd1ed76": "MAINTENANCE_NAME()",
+		"2f40992e": "REWARD_POOL_NAME()",
+		"1e0cba0d": "STAKING_NAME()",
+		"5a731cca": "STAKING_REWARD_NAME()",
+		"155ca224": "cancelBallot(uint256)",
+		"0a3a63fe": "createBallotForAddress(uint256,uint256,uint256,address,address)",
+		"22640859": "createBallotForExit(uint256,uint256,uint256)",
+		"daacbb95": "createBallotForMember(uint256,uint256,uint256,address,address,address,address,address,bytes,bytes,bytes,uint256)",
+		"4a57823e": "createBallotForVariable(uint256,uint256,uint256,address,bytes32,uint256,bytes)",
+		"96462b9c": "createVote(uint256,uint256,address,uint256,uint256)",
+		"a91e59ba": "finalizeBallot(uint256,uint256)",
+		"7efa9ae3": "getBallotAddress(uint256)",
+		"02b385fb": "getBallotBasic(uint256)",
+		"b4741495": "getBallotCount()",
+		"8c7be692": "getBallotForExit(uint256)",
+		"73df4e01": "getBallotMember(uint256)",
+		"09970688": "getBallotPeriod(uint256)",
+		"688ca5b2": "getBallotState(uint256)",
+		"1d940da2": "getBallotVariable(uint256)",
+		"56ba988e": "getBallotVotingInfo(uint256)",
+		"ce04b9d4": "getMaxVotingDuration()",
+		"1c150171": "getMinVotingDuration()",
+		"b23c676c": "getPreviousBallotStorage()",
+		"557ed1ba": "getTime()",
+		"5a55c1f0": "getVote(uint256)",
+		"f680e555": "hasAlreadyVoted(uint56,address)",
+		"c4d66de8": "initialize(address)",
+		"6c57f5a9": "isDisabled()",
+		"8da5cb5b": "owner()",
+		"52d1902d": "proxiableUUID()",
+		"738fdd1a": "reg()",
+		"715018a6": "renounceOwnership()",
+		"2a74f38c": "setPreviousBallotStorage(address)",
+		"a91ee0dc": "setRegistry(address)",
+		"c0b6f186": "startBallot(uint256,uint256,uint256)",
+		"f2fde38b": "transferOwnership(address)",
+		"656bc633": "updateBallotDuration(uint256,uint256)",
+		"72d0ec92": "updateBallotMemberLockAmount(uint256,uint256)",
+		"bce0dbc1": "updateBallotMemo(uint256,bytes)",
+		"f51a88e2": "upgradeBallotStorage(address)",
+		"3659cfe6": "upgradeTo(address)",
+		"4f1ef286": "upgradeToAndCall(address,bytes)",
+	},
+	Bin: 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+}
+
+// BallotStorageImpABI is the input ABI used to generate the binding from.
+// Deprecated: Use BallotStorageImpMetaData.ABI instead.
+var BallotStorageImpABI = BallotStorageImpMetaData.ABI
+
+// Deprecated: Use BallotStorageImpMetaData.Sigs instead.
+// BallotStorageImpFuncSigs maps the 4-byte function signature to its string representation.
+var BallotStorageImpFuncSigs = BallotStorageImpMetaData.Sigs
+
+// BallotStorageImpBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use BallotStorageImpMetaData.Bin instead.
+var BallotStorageImpBin = BallotStorageImpMetaData.Bin
+
+// DeployBallotStorageImp deploys a new Ethereum contract, binding an instance of BallotStorageImp to it.
+func DeployBallotStorageImp(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *BallotStorageImp, error) {
+	parsed, err := BallotStorageImpMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(BallotStorageImpBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &BallotStorageImp{BallotStorageImpCaller: BallotStorageImpCaller{contract: contract}, BallotStorageImpTransactor: BallotStorageImpTransactor{contract: contract}, BallotStorageImpFilterer: BallotStorageImpFilterer{contract: contract}}, nil
+}
+
+// BallotStorageImp is an auto generated Go binding around an Ethereum contract.
+type BallotStorageImp struct {
+	BallotStorageImpCaller     // Read-only binding to the contract
+	BallotStorageImpTransactor // Write-only binding to the contract
+	BallotStorageImpFilterer   // Log filterer for contract events
+}
+
+// BallotStorageImpCaller is an auto generated read-only Go binding around an Ethereum contract.
+type BallotStorageImpCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageImpTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type BallotStorageImpTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageImpFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type BallotStorageImpFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// BallotStorageImpSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type BallotStorageImpSession struct {
+	Contract     *BallotStorageImp // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// BallotStorageImpCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type BallotStorageImpCallerSession struct {
+	Contract *BallotStorageImpCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts           // Call options to use throughout this session
+}
+
+// BallotStorageImpTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type BallotStorageImpTransactorSession struct {
+	Contract     *BallotStorageImpTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts           // Transaction auth options to use throughout this session
+}
+
+// BallotStorageImpRaw is an auto generated low-level Go binding around an Ethereum contract.
+type BallotStorageImpRaw struct {
+	Contract *BallotStorageImp // Generic contract binding to access the raw methods on
+}
+
+// BallotStorageImpCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type BallotStorageImpCallerRaw struct {
+	Contract *BallotStorageImpCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// BallotStorageImpTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type BallotStorageImpTransactorRaw struct {
+	Contract *BallotStorageImpTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewBallotStorageImp creates a new instance of BallotStorageImp, bound to a specific deployed contract.
+func NewBallotStorageImp(address common.Address, backend bind.ContractBackend) (*BallotStorageImp, error) {
+	contract, err := bindBallotStorageImp(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImp{BallotStorageImpCaller: BallotStorageImpCaller{contract: contract}, BallotStorageImpTransactor: BallotStorageImpTransactor{contract: contract}, BallotStorageImpFilterer: BallotStorageImpFilterer{contract: contract}}, nil
+}
+
+// NewBallotStorageImpCaller creates a new read-only instance of BallotStorageImp, bound to a specific deployed contract.
+func NewBallotStorageImpCaller(address common.Address, caller bind.ContractCaller) (*BallotStorageImpCaller, error) {
+	contract, err := bindBallotStorageImp(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpCaller{contract: contract}, nil
+}
+
+// NewBallotStorageImpTransactor creates a new write-only instance of BallotStorageImp, bound to a specific deployed contract.
+func NewBallotStorageImpTransactor(address common.Address, transactor bind.ContractTransactor) (*BallotStorageImpTransactor, error) {
+	contract, err := bindBallotStorageImp(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpTransactor{contract: contract}, nil
+}
+
+// NewBallotStorageImpFilterer creates a new log filterer instance of BallotStorageImp, bound to a specific deployed contract.
+func NewBallotStorageImpFilterer(address common.Address, filterer bind.ContractFilterer) (*BallotStorageImpFilterer, error) {
+	contract, err := bindBallotStorageImp(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpFilterer{contract: contract}, nil
+}
+
+// bindBallotStorageImp binds a generic wrapper to an already deployed contract.
+func bindBallotStorageImp(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(BallotStorageImpABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_BallotStorageImp *BallotStorageImpRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _BallotStorageImp.Contract.BallotStorageImpCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_BallotStorageImp *BallotStorageImpRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.BallotStorageImpTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_BallotStorageImp *BallotStorageImpRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.BallotStorageImpTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_BallotStorageImp *BallotStorageImpCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _BallotStorageImp.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_BallotStorageImp *BallotStorageImpTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_BallotStorageImp *BallotStorageImpTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.contract.Transact(opts, method, params...)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) BALLOTSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "BALLOT_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.BALLOTSTORAGENAME(&_BallotStorageImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.BALLOTSTORAGENAME(&_BallotStorageImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) ECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ECOSYSTEMNAME(&_BallotStorageImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ECOSYSTEMNAME(&_BallotStorageImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) ENVSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "ENV_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ENVSTORAGENAME(&_BallotStorageImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ENVSTORAGENAME(&_BallotStorageImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) GOVNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "GOV_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) GOVNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.GOVNAME(&_BallotStorageImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GOVNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.GOVNAME(&_BallotStorageImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) MAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) MAINTENANCENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.MAINTENANCENAME(&_BallotStorageImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) MAINTENANCENAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.MAINTENANCENAME(&_BallotStorageImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) REWARDPOOLNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "REWARD_POOL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.REWARDPOOLNAME(&_BallotStorageImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.REWARDPOOLNAME(&_BallotStorageImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) STAKINGNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "STAKING_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) STAKINGNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.STAKINGNAME(&_BallotStorageImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) STAKINGNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.STAKINGNAME(&_BallotStorageImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) STAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.STAKINGREWARDNAME(&_BallotStorageImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _BallotStorageImp.Contract.STAKINGREWARDNAME(&_BallotStorageImp.CallOpts)
+}
+
+// GetBallotAddress is a free data retrieval call binding the contract method 0x7efa9ae3.
+//
+// Solidity: function getBallotAddress(uint256 _id) view returns(address newGovernanceAddress)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotAddress(opts *bind.CallOpts, _id *big.Int) (common.Address, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotAddress", _id)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetBallotAddress is a free data retrieval call binding the contract method 0x7efa9ae3.
+//
+// Solidity: function getBallotAddress(uint256 _id) view returns(address newGovernanceAddress)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotAddress(_id *big.Int) (common.Address, error) {
+	return _BallotStorageImp.Contract.GetBallotAddress(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotAddress is a free data retrieval call binding the contract method 0x7efa9ae3.
+//
+// Solidity: function getBallotAddress(uint256 _id) view returns(address newGovernanceAddress)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotAddress(_id *big.Int) (common.Address, error) {
+	return _BallotStorageImp.Contract.GetBallotAddress(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotBasic is a free data retrieval call binding the contract method 0x02b385fb.
+//
+// Solidity: function getBallotBasic(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 ballotType, address creator, bytes memo, uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects, uint256 state, bool isFinalized, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotBasic(opts *bind.CallOpts, _id *big.Int) (struct {
+	StartTime      *big.Int
+	EndTime        *big.Int
+	BallotType     *big.Int
+	Creator        common.Address
+	Memo           []byte
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+	State          *big.Int
+	IsFinalized    bool
+	Duration       *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotBasic", _id)
+
+	outstruct := new(struct {
+		StartTime      *big.Int
+		EndTime        *big.Int
+		BallotType     *big.Int
+		Creator        common.Address
+		Memo           []byte
+		TotalVoters    *big.Int
+		PowerOfAccepts *big.Int
+		PowerOfRejects *big.Int
+		State          *big.Int
+		IsFinalized    bool
+		Duration       *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.StartTime = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.EndTime = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.BallotType = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+	outstruct.Creator = *abi.ConvertType(out[3], new(common.Address)).(*common.Address)
+	outstruct.Memo = *abi.ConvertType(out[4], new([]byte)).(*[]byte)
+	outstruct.TotalVoters = *abi.ConvertType(out[5], new(*big.Int)).(**big.Int)
+	outstruct.PowerOfAccepts = *abi.ConvertType(out[6], new(*big.Int)).(**big.Int)
+	outstruct.PowerOfRejects = *abi.ConvertType(out[7], new(*big.Int)).(**big.Int)
+	outstruct.State = *abi.ConvertType(out[8], new(*big.Int)).(**big.Int)
+	outstruct.IsFinalized = *abi.ConvertType(out[9], new(bool)).(*bool)
+	outstruct.Duration = *abi.ConvertType(out[10], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetBallotBasic is a free data retrieval call binding the contract method 0x02b385fb.
+//
+// Solidity: function getBallotBasic(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 ballotType, address creator, bytes memo, uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects, uint256 state, bool isFinalized, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotBasic(_id *big.Int) (struct {
+	StartTime      *big.Int
+	EndTime        *big.Int
+	BallotType     *big.Int
+	Creator        common.Address
+	Memo           []byte
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+	State          *big.Int
+	IsFinalized    bool
+	Duration       *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotBasic(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotBasic is a free data retrieval call binding the contract method 0x02b385fb.
+//
+// Solidity: function getBallotBasic(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 ballotType, address creator, bytes memo, uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects, uint256 state, bool isFinalized, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotBasic(_id *big.Int) (struct {
+	StartTime      *big.Int
+	EndTime        *big.Int
+	BallotType     *big.Int
+	Creator        common.Address
+	Memo           []byte
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+	State          *big.Int
+	IsFinalized    bool
+	Duration       *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotBasic(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotCount is a free data retrieval call binding the contract method 0xb4741495.
+//
+// Solidity: function getBallotCount() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotCount(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotCount")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBallotCount is a free data retrieval call binding the contract method 0xb4741495.
+//
+// Solidity: function getBallotCount() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotCount() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetBallotCount(&_BallotStorageImp.CallOpts)
+}
+
+// GetBallotCount is a free data retrieval call binding the contract method 0xb4741495.
+//
+// Solidity: function getBallotCount() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotCount() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetBallotCount(&_BallotStorageImp.CallOpts)
+}
+
+// GetBallotForExit is a free data retrieval call binding the contract method 0x8c7be692.
+//
+// Solidity: function getBallotForExit(uint256 _id) view returns(uint256 unlockAmount, uint256 slashing)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotForExit(opts *bind.CallOpts, _id *big.Int) (struct {
+	UnlockAmount *big.Int
+	Slashing     *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotForExit", _id)
+
+	outstruct := new(struct {
+		UnlockAmount *big.Int
+		Slashing     *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.UnlockAmount = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.Slashing = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetBallotForExit is a free data retrieval call binding the contract method 0x8c7be692.
+//
+// Solidity: function getBallotForExit(uint256 _id) view returns(uint256 unlockAmount, uint256 slashing)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotForExit(_id *big.Int) (struct {
+	UnlockAmount *big.Int
+	Slashing     *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotForExit(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotForExit is a free data retrieval call binding the contract method 0x8c7be692.
+//
+// Solidity: function getBallotForExit(uint256 _id) view returns(uint256 unlockAmount, uint256 slashing)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotForExit(_id *big.Int) (struct {
+	UnlockAmount *big.Int
+	Slashing     *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotForExit(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotMember is a free data retrieval call binding the contract method 0x73df4e01.
+//
+// Solidity: function getBallotMember(uint256 _id) view returns(address oldStakerAddress, address newStakerAddress, address newVoterAddress, address newRewardAddress, bytes newNodeName, bytes newNodeId, bytes newNodeIp, uint256 newNodePort, uint256 lockAmount)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotMember(opts *bind.CallOpts, _id *big.Int) (struct {
+	OldStakerAddress common.Address
+	NewStakerAddress common.Address
+	NewVoterAddress  common.Address
+	NewRewardAddress common.Address
+	NewNodeName      []byte
+	NewNodeId        []byte
+	NewNodeIp        []byte
+	NewNodePort      *big.Int
+	LockAmount       *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotMember", _id)
+
+	outstruct := new(struct {
+		OldStakerAddress common.Address
+		NewStakerAddress common.Address
+		NewVoterAddress  common.Address
+		NewRewardAddress common.Address
+		NewNodeName      []byte
+		NewNodeId        []byte
+		NewNodeIp        []byte
+		NewNodePort      *big.Int
+		LockAmount       *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.OldStakerAddress = *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+	outstruct.NewStakerAddress = *abi.ConvertType(out[1], new(common.Address)).(*common.Address)
+	outstruct.NewVoterAddress = *abi.ConvertType(out[2], new(common.Address)).(*common.Address)
+	outstruct.NewRewardAddress = *abi.ConvertType(out[3], new(common.Address)).(*common.Address)
+	outstruct.NewNodeName = *abi.ConvertType(out[4], new([]byte)).(*[]byte)
+	outstruct.NewNodeId = *abi.ConvertType(out[5], new([]byte)).(*[]byte)
+	outstruct.NewNodeIp = *abi.ConvertType(out[6], new([]byte)).(*[]byte)
+	outstruct.NewNodePort = *abi.ConvertType(out[7], new(*big.Int)).(**big.Int)
+	outstruct.LockAmount = *abi.ConvertType(out[8], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetBallotMember is a free data retrieval call binding the contract method 0x73df4e01.
+//
+// Solidity: function getBallotMember(uint256 _id) view returns(address oldStakerAddress, address newStakerAddress, address newVoterAddress, address newRewardAddress, bytes newNodeName, bytes newNodeId, bytes newNodeIp, uint256 newNodePort, uint256 lockAmount)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotMember(_id *big.Int) (struct {
+	OldStakerAddress common.Address
+	NewStakerAddress common.Address
+	NewVoterAddress  common.Address
+	NewRewardAddress common.Address
+	NewNodeName      []byte
+	NewNodeId        []byte
+	NewNodeIp        []byte
+	NewNodePort      *big.Int
+	LockAmount       *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotMember(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotMember is a free data retrieval call binding the contract method 0x73df4e01.
+//
+// Solidity: function getBallotMember(uint256 _id) view returns(address oldStakerAddress, address newStakerAddress, address newVoterAddress, address newRewardAddress, bytes newNodeName, bytes newNodeId, bytes newNodeIp, uint256 newNodePort, uint256 lockAmount)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotMember(_id *big.Int) (struct {
+	OldStakerAddress common.Address
+	NewStakerAddress common.Address
+	NewVoterAddress  common.Address
+	NewRewardAddress common.Address
+	NewNodeName      []byte
+	NewNodeId        []byte
+	NewNodeIp        []byte
+	NewNodePort      *big.Int
+	LockAmount       *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotMember(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotPeriod is a free data retrieval call binding the contract method 0x09970688.
+//
+// Solidity: function getBallotPeriod(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotPeriod(opts *bind.CallOpts, _id *big.Int) (struct {
+	StartTime *big.Int
+	EndTime   *big.Int
+	Duration  *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotPeriod", _id)
+
+	outstruct := new(struct {
+		StartTime *big.Int
+		EndTime   *big.Int
+		Duration  *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.StartTime = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.EndTime = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.Duration = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetBallotPeriod is a free data retrieval call binding the contract method 0x09970688.
+//
+// Solidity: function getBallotPeriod(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotPeriod(_id *big.Int) (struct {
+	StartTime *big.Int
+	EndTime   *big.Int
+	Duration  *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotPeriod(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotPeriod is a free data retrieval call binding the contract method 0x09970688.
+//
+// Solidity: function getBallotPeriod(uint256 _id) view returns(uint256 startTime, uint256 endTime, uint256 duration)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotPeriod(_id *big.Int) (struct {
+	StartTime *big.Int
+	EndTime   *big.Int
+	Duration  *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotPeriod(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotState is a free data retrieval call binding the contract method 0x688ca5b2.
+//
+// Solidity: function getBallotState(uint256 _id) view returns(uint256 ballotType, uint256 state, bool isFinalized)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotState(opts *bind.CallOpts, _id *big.Int) (struct {
+	BallotType  *big.Int
+	State       *big.Int
+	IsFinalized bool
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotState", _id)
+
+	outstruct := new(struct {
+		BallotType  *big.Int
+		State       *big.Int
+		IsFinalized bool
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.BallotType = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.State = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.IsFinalized = *abi.ConvertType(out[2], new(bool)).(*bool)
+
+	return *outstruct, err
+
+}
+
+// GetBallotState is a free data retrieval call binding the contract method 0x688ca5b2.
+//
+// Solidity: function getBallotState(uint256 _id) view returns(uint256 ballotType, uint256 state, bool isFinalized)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotState(_id *big.Int) (struct {
+	BallotType  *big.Int
+	State       *big.Int
+	IsFinalized bool
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotState(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotState is a free data retrieval call binding the contract method 0x688ca5b2.
+//
+// Solidity: function getBallotState(uint256 _id) view returns(uint256 ballotType, uint256 state, bool isFinalized)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotState(_id *big.Int) (struct {
+	BallotType  *big.Int
+	State       *big.Int
+	IsFinalized bool
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotState(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotVariable is a free data retrieval call binding the contract method 0x1d940da2.
+//
+// Solidity: function getBallotVariable(uint256 _id) view returns(bytes32 envVariableName, uint256 envVariableType, bytes envVariableValue)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotVariable(opts *bind.CallOpts, _id *big.Int) (struct {
+	EnvVariableName  [32]byte
+	EnvVariableType  *big.Int
+	EnvVariableValue []byte
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotVariable", _id)
+
+	outstruct := new(struct {
+		EnvVariableName  [32]byte
+		EnvVariableType  *big.Int
+		EnvVariableValue []byte
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.EnvVariableName = *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+	outstruct.EnvVariableType = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.EnvVariableValue = *abi.ConvertType(out[2], new([]byte)).(*[]byte)
+
+	return *outstruct, err
+
+}
+
+// GetBallotVariable is a free data retrieval call binding the contract method 0x1d940da2.
+//
+// Solidity: function getBallotVariable(uint256 _id) view returns(bytes32 envVariableName, uint256 envVariableType, bytes envVariableValue)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotVariable(_id *big.Int) (struct {
+	EnvVariableName  [32]byte
+	EnvVariableType  *big.Int
+	EnvVariableValue []byte
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotVariable(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotVariable is a free data retrieval call binding the contract method 0x1d940da2.
+//
+// Solidity: function getBallotVariable(uint256 _id) view returns(bytes32 envVariableName, uint256 envVariableType, bytes envVariableValue)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotVariable(_id *big.Int) (struct {
+	EnvVariableName  [32]byte
+	EnvVariableType  *big.Int
+	EnvVariableValue []byte
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotVariable(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotVotingInfo is a free data retrieval call binding the contract method 0x56ba988e.
+//
+// Solidity: function getBallotVotingInfo(uint256 _id) view returns(uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects)
+func (_BallotStorageImp *BallotStorageImpCaller) GetBallotVotingInfo(opts *bind.CallOpts, _id *big.Int) (struct {
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getBallotVotingInfo", _id)
+
+	outstruct := new(struct {
+		TotalVoters    *big.Int
+		PowerOfAccepts *big.Int
+		PowerOfRejects *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.TotalVoters = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.PowerOfAccepts = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.PowerOfRejects = *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetBallotVotingInfo is a free data retrieval call binding the contract method 0x56ba988e.
+//
+// Solidity: function getBallotVotingInfo(uint256 _id) view returns(uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects)
+func (_BallotStorageImp *BallotStorageImpSession) GetBallotVotingInfo(_id *big.Int) (struct {
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotVotingInfo(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetBallotVotingInfo is a free data retrieval call binding the contract method 0x56ba988e.
+//
+// Solidity: function getBallotVotingInfo(uint256 _id) view returns(uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetBallotVotingInfo(_id *big.Int) (struct {
+	TotalVoters    *big.Int
+	PowerOfAccepts *big.Int
+	PowerOfRejects *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetBallotVotingInfo(&_BallotStorageImp.CallOpts, _id)
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCaller) GetMaxVotingDuration(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getMaxVotingDuration")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) GetMaxVotingDuration() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetMaxVotingDuration(&_BallotStorageImp.CallOpts)
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetMaxVotingDuration() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetMaxVotingDuration(&_BallotStorageImp.CallOpts)
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCaller) GetMinVotingDuration(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getMinVotingDuration")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) GetMinVotingDuration() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetMinVotingDuration(&_BallotStorageImp.CallOpts)
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetMinVotingDuration() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetMinVotingDuration(&_BallotStorageImp.CallOpts)
+}
+
+// GetPreviousBallotStorage is a free data retrieval call binding the contract method 0xb23c676c.
+//
+// Solidity: function getPreviousBallotStorage() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCaller) GetPreviousBallotStorage(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getPreviousBallotStorage")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetPreviousBallotStorage is a free data retrieval call binding the contract method 0xb23c676c.
+//
+// Solidity: function getPreviousBallotStorage() view returns(address)
+func (_BallotStorageImp *BallotStorageImpSession) GetPreviousBallotStorage() (common.Address, error) {
+	return _BallotStorageImp.Contract.GetPreviousBallotStorage(&_BallotStorageImp.CallOpts)
+}
+
+// GetPreviousBallotStorage is a free data retrieval call binding the contract method 0xb23c676c.
+//
+// Solidity: function getPreviousBallotStorage() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetPreviousBallotStorage() (common.Address, error) {
+	return _BallotStorageImp.Contract.GetPreviousBallotStorage(&_BallotStorageImp.CallOpts)
+}
+
+// GetTime is a free data retrieval call binding the contract method 0x557ed1ba.
+//
+// Solidity: function getTime() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCaller) GetTime(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getTime")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetTime is a free data retrieval call binding the contract method 0x557ed1ba.
+//
+// Solidity: function getTime() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) GetTime() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetTime(&_BallotStorageImp.CallOpts)
+}
+
+// GetTime is a free data retrieval call binding the contract method 0x557ed1ba.
+//
+// Solidity: function getTime() view returns(uint256)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetTime() (*big.Int, error) {
+	return _BallotStorageImp.Contract.GetTime(&_BallotStorageImp.CallOpts)
+}
+
+// GetVote is a free data retrieval call binding the contract method 0x5a55c1f0.
+//
+// Solidity: function getVote(uint256 _voteId) view returns(uint256 voteId, uint256 ballotId, address voter, uint256 decision, uint256 power, uint256 time)
+func (_BallotStorageImp *BallotStorageImpCaller) GetVote(opts *bind.CallOpts, _voteId *big.Int) (struct {
+	VoteId   *big.Int
+	BallotId *big.Int
+	Voter    common.Address
+	Decision *big.Int
+	Power    *big.Int
+	Time     *big.Int
+}, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "getVote", _voteId)
+
+	outstruct := new(struct {
+		VoteId   *big.Int
+		BallotId *big.Int
+		Voter    common.Address
+		Decision *big.Int
+		Power    *big.Int
+		Time     *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.VoteId = *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	outstruct.BallotId = *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	outstruct.Voter = *abi.ConvertType(out[2], new(common.Address)).(*common.Address)
+	outstruct.Decision = *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+	outstruct.Power = *abi.ConvertType(out[4], new(*big.Int)).(**big.Int)
+	outstruct.Time = *abi.ConvertType(out[5], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetVote is a free data retrieval call binding the contract method 0x5a55c1f0.
+//
+// Solidity: function getVote(uint256 _voteId) view returns(uint256 voteId, uint256 ballotId, address voter, uint256 decision, uint256 power, uint256 time)
+func (_BallotStorageImp *BallotStorageImpSession) GetVote(_voteId *big.Int) (struct {
+	VoteId   *big.Int
+	BallotId *big.Int
+	Voter    common.Address
+	Decision *big.Int
+	Power    *big.Int
+	Time     *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetVote(&_BallotStorageImp.CallOpts, _voteId)
+}
+
+// GetVote is a free data retrieval call binding the contract method 0x5a55c1f0.
+//
+// Solidity: function getVote(uint256 _voteId) view returns(uint256 voteId, uint256 ballotId, address voter, uint256 decision, uint256 power, uint256 time)
+func (_BallotStorageImp *BallotStorageImpCallerSession) GetVote(_voteId *big.Int) (struct {
+	VoteId   *big.Int
+	BallotId *big.Int
+	Voter    common.Address
+	Decision *big.Int
+	Power    *big.Int
+	Time     *big.Int
+}, error) {
+	return _BallotStorageImp.Contract.GetVote(&_BallotStorageImp.CallOpts, _voteId)
+}
+
+// HasAlreadyVoted is a free data retrieval call binding the contract method 0xf680e555.
+//
+// Solidity: function hasAlreadyVoted(uint56 _ballotId, address _voter) view returns(bool)
+func (_BallotStorageImp *BallotStorageImpCaller) HasAlreadyVoted(opts *bind.CallOpts, _ballotId *big.Int, _voter common.Address) (bool, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "hasAlreadyVoted", _ballotId, _voter)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// HasAlreadyVoted is a free data retrieval call binding the contract method 0xf680e555.
+//
+// Solidity: function hasAlreadyVoted(uint56 _ballotId, address _voter) view returns(bool)
+func (_BallotStorageImp *BallotStorageImpSession) HasAlreadyVoted(_ballotId *big.Int, _voter common.Address) (bool, error) {
+	return _BallotStorageImp.Contract.HasAlreadyVoted(&_BallotStorageImp.CallOpts, _ballotId, _voter)
+}
+
+// HasAlreadyVoted is a free data retrieval call binding the contract method 0xf680e555.
+//
+// Solidity: function hasAlreadyVoted(uint56 _ballotId, address _voter) view returns(bool)
+func (_BallotStorageImp *BallotStorageImpCallerSession) HasAlreadyVoted(_ballotId *big.Int, _voter common.Address) (bool, error) {
+	return _BallotStorageImp.Contract.HasAlreadyVoted(&_BallotStorageImp.CallOpts, _ballotId, _voter)
+}
+
+// IsDisabled is a free data retrieval call binding the contract method 0x6c57f5a9.
+//
+// Solidity: function isDisabled() view returns(bool)
+func (_BallotStorageImp *BallotStorageImpCaller) IsDisabled(opts *bind.CallOpts) (bool, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "isDisabled")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsDisabled is a free data retrieval call binding the contract method 0x6c57f5a9.
+//
+// Solidity: function isDisabled() view returns(bool)
+func (_BallotStorageImp *BallotStorageImpSession) IsDisabled() (bool, error) {
+	return _BallotStorageImp.Contract.IsDisabled(&_BallotStorageImp.CallOpts)
+}
+
+// IsDisabled is a free data retrieval call binding the contract method 0x6c57f5a9.
+//
+// Solidity: function isDisabled() view returns(bool)
+func (_BallotStorageImp *BallotStorageImpCallerSession) IsDisabled() (bool, error) {
+	return _BallotStorageImp.Contract.IsDisabled(&_BallotStorageImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_BallotStorageImp *BallotStorageImpSession) Owner() (common.Address, error) {
+	return _BallotStorageImp.Contract.Owner(&_BallotStorageImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCallerSession) Owner() (common.Address, error) {
+	return _BallotStorageImp.Contract.Owner(&_BallotStorageImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCaller) ProxiableUUID(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "proxiableUUID")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpSession) ProxiableUUID() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ProxiableUUID(&_BallotStorageImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_BallotStorageImp *BallotStorageImpCallerSession) ProxiableUUID() ([32]byte, error) {
+	return _BallotStorageImp.Contract.ProxiableUUID(&_BallotStorageImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCaller) Reg(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _BallotStorageImp.contract.Call(opts, &out, "reg")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_BallotStorageImp *BallotStorageImpSession) Reg() (common.Address, error) {
+	return _BallotStorageImp.Contract.Reg(&_BallotStorageImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_BallotStorageImp *BallotStorageImpCallerSession) Reg() (common.Address, error) {
+	return _BallotStorageImp.Contract.Reg(&_BallotStorageImp.CallOpts)
+}
+
+// CancelBallot is a paid mutator transaction binding the contract method 0x155ca224.
+//
+// Solidity: function cancelBallot(uint256 _ballotId) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) CancelBallot(opts *bind.TransactOpts, _ballotId *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "cancelBallot", _ballotId)
+}
+
+// CancelBallot is a paid mutator transaction binding the contract method 0x155ca224.
+//
+// Solidity: function cancelBallot(uint256 _ballotId) returns()
+func (_BallotStorageImp *BallotStorageImpSession) CancelBallot(_ballotId *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CancelBallot(&_BallotStorageImp.TransactOpts, _ballotId)
+}
+
+// CancelBallot is a paid mutator transaction binding the contract method 0x155ca224.
+//
+// Solidity: function cancelBallot(uint256 _ballotId) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CancelBallot(_ballotId *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CancelBallot(&_BallotStorageImp.TransactOpts, _ballotId)
+}
+
+// CreateBallotForAddress is a paid mutator transaction binding the contract method 0x0a3a63fe.
+//
+// Solidity: function createBallotForAddress(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _newGovernanceAddress) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpTransactor) CreateBallotForAddress(opts *bind.TransactOpts, _id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _newGovernanceAddress common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "createBallotForAddress", _id, _ballotType, _duration, _creator, _newGovernanceAddress)
+}
+
+// CreateBallotForAddress is a paid mutator transaction binding the contract method 0x0a3a63fe.
+//
+// Solidity: function createBallotForAddress(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _newGovernanceAddress) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) CreateBallotForAddress(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _newGovernanceAddress common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForAddress(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _newGovernanceAddress)
+}
+
+// CreateBallotForAddress is a paid mutator transaction binding the contract method 0x0a3a63fe.
+//
+// Solidity: function createBallotForAddress(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _newGovernanceAddress) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CreateBallotForAddress(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _newGovernanceAddress common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForAddress(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _newGovernanceAddress)
+}
+
+// CreateBallotForExit is a paid mutator transaction binding the contract method 0x22640859.
+//
+// Solidity: function createBallotForExit(uint256 _id, uint256 _unlockAmount, uint256 _slashing) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) CreateBallotForExit(opts *bind.TransactOpts, _id *big.Int, _unlockAmount *big.Int, _slashing *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "createBallotForExit", _id, _unlockAmount, _slashing)
+}
+
+// CreateBallotForExit is a paid mutator transaction binding the contract method 0x22640859.
+//
+// Solidity: function createBallotForExit(uint256 _id, uint256 _unlockAmount, uint256 _slashing) returns()
+func (_BallotStorageImp *BallotStorageImpSession) CreateBallotForExit(_id *big.Int, _unlockAmount *big.Int, _slashing *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForExit(&_BallotStorageImp.TransactOpts, _id, _unlockAmount, _slashing)
+}
+
+// CreateBallotForExit is a paid mutator transaction binding the contract method 0x22640859.
+//
+// Solidity: function createBallotForExit(uint256 _id, uint256 _unlockAmount, uint256 _slashing) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CreateBallotForExit(_id *big.Int, _unlockAmount *big.Int, _slashing *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForExit(&_BallotStorageImp.TransactOpts, _id, _unlockAmount, _slashing)
+}
+
+// CreateBallotForMember is a paid mutator transaction binding the contract method 0xdaacbb95.
+//
+// Solidity: function createBallotForMember(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _oldStakerAddress, address _newStakerAddress, address _newVoterAddress, address _newRewardAddress, bytes _newNodeName, bytes _newNodeId, bytes _newNodeIp, uint256 _newNodePort) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) CreateBallotForMember(opts *bind.TransactOpts, _id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _oldStakerAddress common.Address, _newStakerAddress common.Address, _newVoterAddress common.Address, _newRewardAddress common.Address, _newNodeName []byte, _newNodeId []byte, _newNodeIp []byte, _newNodePort *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "createBallotForMember", _id, _ballotType, _duration, _creator, _oldStakerAddress, _newStakerAddress, _newVoterAddress, _newRewardAddress, _newNodeName, _newNodeId, _newNodeIp, _newNodePort)
+}
+
+// CreateBallotForMember is a paid mutator transaction binding the contract method 0xdaacbb95.
+//
+// Solidity: function createBallotForMember(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _oldStakerAddress, address _newStakerAddress, address _newVoterAddress, address _newRewardAddress, bytes _newNodeName, bytes _newNodeId, bytes _newNodeIp, uint256 _newNodePort) returns()
+func (_BallotStorageImp *BallotStorageImpSession) CreateBallotForMember(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _oldStakerAddress common.Address, _newStakerAddress common.Address, _newVoterAddress common.Address, _newRewardAddress common.Address, _newNodeName []byte, _newNodeId []byte, _newNodeIp []byte, _newNodePort *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForMember(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _oldStakerAddress, _newStakerAddress, _newVoterAddress, _newRewardAddress, _newNodeName, _newNodeId, _newNodeIp, _newNodePort)
+}
+
+// CreateBallotForMember is a paid mutator transaction binding the contract method 0xdaacbb95.
+//
+// Solidity: function createBallotForMember(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, address _oldStakerAddress, address _newStakerAddress, address _newVoterAddress, address _newRewardAddress, bytes _newNodeName, bytes _newNodeId, bytes _newNodeIp, uint256 _newNodePort) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CreateBallotForMember(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _oldStakerAddress common.Address, _newStakerAddress common.Address, _newVoterAddress common.Address, _newRewardAddress common.Address, _newNodeName []byte, _newNodeId []byte, _newNodeIp []byte, _newNodePort *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForMember(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _oldStakerAddress, _newStakerAddress, _newVoterAddress, _newRewardAddress, _newNodeName, _newNodeId, _newNodeIp, _newNodePort)
+}
+
+// CreateBallotForVariable is a paid mutator transaction binding the contract method 0x4a57823e.
+//
+// Solidity: function createBallotForVariable(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, bytes32 _envVariableName, uint256 _envVariableType, bytes _envVariableValue) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpTransactor) CreateBallotForVariable(opts *bind.TransactOpts, _id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _envVariableName [32]byte, _envVariableType *big.Int, _envVariableValue []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "createBallotForVariable", _id, _ballotType, _duration, _creator, _envVariableName, _envVariableType, _envVariableValue)
+}
+
+// CreateBallotForVariable is a paid mutator transaction binding the contract method 0x4a57823e.
+//
+// Solidity: function createBallotForVariable(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, bytes32 _envVariableName, uint256 _envVariableType, bytes _envVariableValue) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpSession) CreateBallotForVariable(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _envVariableName [32]byte, _envVariableType *big.Int, _envVariableValue []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForVariable(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _envVariableName, _envVariableType, _envVariableValue)
+}
+
+// CreateBallotForVariable is a paid mutator transaction binding the contract method 0x4a57823e.
+//
+// Solidity: function createBallotForVariable(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator, bytes32 _envVariableName, uint256 _envVariableType, bytes _envVariableValue) returns(uint256)
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CreateBallotForVariable(_id *big.Int, _ballotType *big.Int, _duration *big.Int, _creator common.Address, _envVariableName [32]byte, _envVariableType *big.Int, _envVariableValue []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateBallotForVariable(&_BallotStorageImp.TransactOpts, _id, _ballotType, _duration, _creator, _envVariableName, _envVariableType, _envVariableValue)
+}
+
+// CreateVote is a paid mutator transaction binding the contract method 0x96462b9c.
+//
+// Solidity: function createVote(uint256 _voteId, uint256 _ballotId, address _voter, uint256 _decision, uint256 _power) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) CreateVote(opts *bind.TransactOpts, _voteId *big.Int, _ballotId *big.Int, _voter common.Address, _decision *big.Int, _power *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "createVote", _voteId, _ballotId, _voter, _decision, _power)
+}
+
+// CreateVote is a paid mutator transaction binding the contract method 0x96462b9c.
+//
+// Solidity: function createVote(uint256 _voteId, uint256 _ballotId, address _voter, uint256 _decision, uint256 _power) returns()
+func (_BallotStorageImp *BallotStorageImpSession) CreateVote(_voteId *big.Int, _ballotId *big.Int, _voter common.Address, _decision *big.Int, _power *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateVote(&_BallotStorageImp.TransactOpts, _voteId, _ballotId, _voter, _decision, _power)
+}
+
+// CreateVote is a paid mutator transaction binding the contract method 0x96462b9c.
+//
+// Solidity: function createVote(uint256 _voteId, uint256 _ballotId, address _voter, uint256 _decision, uint256 _power) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) CreateVote(_voteId *big.Int, _ballotId *big.Int, _voter common.Address, _decision *big.Int, _power *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.CreateVote(&_BallotStorageImp.TransactOpts, _voteId, _ballotId, _voter, _decision, _power)
+}
+
+// FinalizeBallot is a paid mutator transaction binding the contract method 0xa91e59ba.
+//
+// Solidity: function finalizeBallot(uint256 _ballotId, uint256 _ballotState) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) FinalizeBallot(opts *bind.TransactOpts, _ballotId *big.Int, _ballotState *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "finalizeBallot", _ballotId, _ballotState)
+}
+
+// FinalizeBallot is a paid mutator transaction binding the contract method 0xa91e59ba.
+//
+// Solidity: function finalizeBallot(uint256 _ballotId, uint256 _ballotState) returns()
+func (_BallotStorageImp *BallotStorageImpSession) FinalizeBallot(_ballotId *big.Int, _ballotState *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.FinalizeBallot(&_BallotStorageImp.TransactOpts, _ballotId, _ballotState)
+}
+
+// FinalizeBallot is a paid mutator transaction binding the contract method 0xa91e59ba.
+//
+// Solidity: function finalizeBallot(uint256 _ballotId, uint256 _ballotState) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) FinalizeBallot(_ballotId *big.Int, _ballotState *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.FinalizeBallot(&_BallotStorageImp.TransactOpts, _ballotId, _ballotState)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) Initialize(opts *bind.TransactOpts, _registry common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "initialize", _registry)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_BallotStorageImp *BallotStorageImpSession) Initialize(_registry common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.Initialize(&_BallotStorageImp.TransactOpts, _registry)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) Initialize(_registry common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.Initialize(&_BallotStorageImp.TransactOpts, _registry)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_BallotStorageImp *BallotStorageImpSession) RenounceOwnership() (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.RenounceOwnership(&_BallotStorageImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.RenounceOwnership(&_BallotStorageImp.TransactOpts)
+}
+
+// SetPreviousBallotStorage is a paid mutator transaction binding the contract method 0x2a74f38c.
+//
+// Solidity: function setPreviousBallotStorage(address _address) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) SetPreviousBallotStorage(opts *bind.TransactOpts, _address common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "setPreviousBallotStorage", _address)
+}
+
+// SetPreviousBallotStorage is a paid mutator transaction binding the contract method 0x2a74f38c.
+//
+// Solidity: function setPreviousBallotStorage(address _address) returns()
+func (_BallotStorageImp *BallotStorageImpSession) SetPreviousBallotStorage(_address common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.SetPreviousBallotStorage(&_BallotStorageImp.TransactOpts, _address)
+}
+
+// SetPreviousBallotStorage is a paid mutator transaction binding the contract method 0x2a74f38c.
+//
+// Solidity: function setPreviousBallotStorage(address _address) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) SetPreviousBallotStorage(_address common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.SetPreviousBallotStorage(&_BallotStorageImp.TransactOpts, _address)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) SetRegistry(opts *bind.TransactOpts, _addr common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "setRegistry", _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_BallotStorageImp *BallotStorageImpSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.SetRegistry(&_BallotStorageImp.TransactOpts, _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.SetRegistry(&_BallotStorageImp.TransactOpts, _addr)
+}
+
+// StartBallot is a paid mutator transaction binding the contract method 0xc0b6f186.
+//
+// Solidity: function startBallot(uint256 _ballotId, uint256 _startTime, uint256 _endTime) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) StartBallot(opts *bind.TransactOpts, _ballotId *big.Int, _startTime *big.Int, _endTime *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "startBallot", _ballotId, _startTime, _endTime)
+}
+
+// StartBallot is a paid mutator transaction binding the contract method 0xc0b6f186.
+//
+// Solidity: function startBallot(uint256 _ballotId, uint256 _startTime, uint256 _endTime) returns()
+func (_BallotStorageImp *BallotStorageImpSession) StartBallot(_ballotId *big.Int, _startTime *big.Int, _endTime *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.StartBallot(&_BallotStorageImp.TransactOpts, _ballotId, _startTime, _endTime)
+}
+
+// StartBallot is a paid mutator transaction binding the contract method 0xc0b6f186.
+//
+// Solidity: function startBallot(uint256 _ballotId, uint256 _startTime, uint256 _endTime) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) StartBallot(_ballotId *big.Int, _startTime *big.Int, _endTime *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.StartBallot(&_BallotStorageImp.TransactOpts, _ballotId, _startTime, _endTime)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_BallotStorageImp *BallotStorageImpSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.TransferOwnership(&_BallotStorageImp.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.TransferOwnership(&_BallotStorageImp.TransactOpts, newOwner)
+}
+
+// UpdateBallotDuration is a paid mutator transaction binding the contract method 0x656bc633.
+//
+// Solidity: function updateBallotDuration(uint256 _ballotId, uint256 _duration) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpdateBallotDuration(opts *bind.TransactOpts, _ballotId *big.Int, _duration *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "updateBallotDuration", _ballotId, _duration)
+}
+
+// UpdateBallotDuration is a paid mutator transaction binding the contract method 0x656bc633.
+//
+// Solidity: function updateBallotDuration(uint256 _ballotId, uint256 _duration) returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpdateBallotDuration(_ballotId *big.Int, _duration *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotDuration(&_BallotStorageImp.TransactOpts, _ballotId, _duration)
+}
+
+// UpdateBallotDuration is a paid mutator transaction binding the contract method 0x656bc633.
+//
+// Solidity: function updateBallotDuration(uint256 _ballotId, uint256 _duration) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpdateBallotDuration(_ballotId *big.Int, _duration *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotDuration(&_BallotStorageImp.TransactOpts, _ballotId, _duration)
+}
+
+// UpdateBallotMemberLockAmount is a paid mutator transaction binding the contract method 0x72d0ec92.
+//
+// Solidity: function updateBallotMemberLockAmount(uint256 _ballotId, uint256 _lockAmount) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpdateBallotMemberLockAmount(opts *bind.TransactOpts, _ballotId *big.Int, _lockAmount *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "updateBallotMemberLockAmount", _ballotId, _lockAmount)
+}
+
+// UpdateBallotMemberLockAmount is a paid mutator transaction binding the contract method 0x72d0ec92.
+//
+// Solidity: function updateBallotMemberLockAmount(uint256 _ballotId, uint256 _lockAmount) returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpdateBallotMemberLockAmount(_ballotId *big.Int, _lockAmount *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotMemberLockAmount(&_BallotStorageImp.TransactOpts, _ballotId, _lockAmount)
+}
+
+// UpdateBallotMemberLockAmount is a paid mutator transaction binding the contract method 0x72d0ec92.
+//
+// Solidity: function updateBallotMemberLockAmount(uint256 _ballotId, uint256 _lockAmount) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpdateBallotMemberLockAmount(_ballotId *big.Int, _lockAmount *big.Int) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotMemberLockAmount(&_BallotStorageImp.TransactOpts, _ballotId, _lockAmount)
+}
+
+// UpdateBallotMemo is a paid mutator transaction binding the contract method 0xbce0dbc1.
+//
+// Solidity: function updateBallotMemo(uint256 _ballotId, bytes _memo) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpdateBallotMemo(opts *bind.TransactOpts, _ballotId *big.Int, _memo []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "updateBallotMemo", _ballotId, _memo)
+}
+
+// UpdateBallotMemo is a paid mutator transaction binding the contract method 0xbce0dbc1.
+//
+// Solidity: function updateBallotMemo(uint256 _ballotId, bytes _memo) returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpdateBallotMemo(_ballotId *big.Int, _memo []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotMemo(&_BallotStorageImp.TransactOpts, _ballotId, _memo)
+}
+
+// UpdateBallotMemo is a paid mutator transaction binding the contract method 0xbce0dbc1.
+//
+// Solidity: function updateBallotMemo(uint256 _ballotId, bytes _memo) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpdateBallotMemo(_ballotId *big.Int, _memo []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpdateBallotMemo(&_BallotStorageImp.TransactOpts, _ballotId, _memo)
+}
+
+// UpgradeBallotStorage is a paid mutator transaction binding the contract method 0xf51a88e2.
+//
+// Solidity: function upgradeBallotStorage(address newImp) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpgradeBallotStorage(opts *bind.TransactOpts, newImp common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "upgradeBallotStorage", newImp)
+}
+
+// UpgradeBallotStorage is a paid mutator transaction binding the contract method 0xf51a88e2.
+//
+// Solidity: function upgradeBallotStorage(address newImp) returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpgradeBallotStorage(newImp common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeBallotStorage(&_BallotStorageImp.TransactOpts, newImp)
+}
+
+// UpgradeBallotStorage is a paid mutator transaction binding the contract method 0xf51a88e2.
+//
+// Solidity: function upgradeBallotStorage(address newImp) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpgradeBallotStorage(newImp common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeBallotStorage(&_BallotStorageImp.TransactOpts, newImp)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpgradeTo(opts *bind.TransactOpts, newImplementation common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "upgradeTo", newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeTo(&_BallotStorageImp.TransactOpts, newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeTo(&_BallotStorageImp.TransactOpts, newImplementation)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_BallotStorageImp *BallotStorageImpTransactor) UpgradeToAndCall(opts *bind.TransactOpts, newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.contract.Transact(opts, "upgradeToAndCall", newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_BallotStorageImp *BallotStorageImpSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeToAndCall(&_BallotStorageImp.TransactOpts, newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_BallotStorageImp *BallotStorageImpTransactorSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _BallotStorageImp.Contract.UpgradeToAndCall(&_BallotStorageImp.TransactOpts, newImplementation, data)
+}
+
+// BallotStorageImpAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the BallotStorageImp contract.
+type BallotStorageImpAdminChangedIterator struct {
+	Event *BallotStorageImpAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpAdminChanged represents a AdminChanged event raised by the BallotStorageImp contract.
+type BallotStorageImpAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*BallotStorageImpAdminChangedIterator, error) {
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpAdminChangedIterator{contract: _BallotStorageImp.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *BallotStorageImpAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpAdminChanged)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseAdminChanged(log types.Log) (*BallotStorageImpAdminChanged, error) {
+	event := new(BallotStorageImpAdminChanged)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBallotCanceledIterator is returned from FilterBallotCanceled and is used to iterate over the raw logs and unpacked data for BallotCanceled events raised by the BallotStorageImp contract.
+type BallotStorageImpBallotCanceledIterator struct {
+	Event *BallotStorageImpBallotCanceled // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBallotCanceledIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBallotCanceled)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBallotCanceled)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBallotCanceledIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBallotCanceledIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBallotCanceled represents a BallotCanceled event raised by the BallotStorageImp contract.
+type BallotStorageImpBallotCanceled struct {
+	BallotId *big.Int
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterBallotCanceled is a free log retrieval operation binding the contract event 0xd5e541d004c50564e5e05fcbc6be2916c68d817507693dc3774c69dde4ce13dc.
+//
+// Solidity: event BallotCanceled(uint256 indexed ballotId)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBallotCanceled(opts *bind.FilterOpts, ballotId []*big.Int) (*BallotStorageImpBallotCanceledIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BallotCanceled", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBallotCanceledIterator{contract: _BallotStorageImp.contract, event: "BallotCanceled", logs: logs, sub: sub}, nil
+}
+
+// WatchBallotCanceled is a free log subscription operation binding the contract event 0xd5e541d004c50564e5e05fcbc6be2916c68d817507693dc3774c69dde4ce13dc.
+//
+// Solidity: event BallotCanceled(uint256 indexed ballotId)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBallotCanceled(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBallotCanceled, ballotId []*big.Int) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BallotCanceled", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBallotCanceled)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BallotCanceled", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBallotCanceled is a log parse operation binding the contract event 0xd5e541d004c50564e5e05fcbc6be2916c68d817507693dc3774c69dde4ce13dc.
+//
+// Solidity: event BallotCanceled(uint256 indexed ballotId)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBallotCanceled(log types.Log) (*BallotStorageImpBallotCanceled, error) {
+	event := new(BallotStorageImpBallotCanceled)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BallotCanceled", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBallotCreatedIterator is returned from FilterBallotCreated and is used to iterate over the raw logs and unpacked data for BallotCreated events raised by the BallotStorageImp contract.
+type BallotStorageImpBallotCreatedIterator struct {
+	Event *BallotStorageImpBallotCreated // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBallotCreatedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBallotCreated)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBallotCreated)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBallotCreatedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBallotCreatedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBallotCreated represents a BallotCreated event raised by the BallotStorageImp contract.
+type BallotStorageImpBallotCreated struct {
+	BallotId   *big.Int
+	BallotType *big.Int
+	Creator    common.Address
+	Raw        types.Log // Blockchain specific contextual infos
+}
+
+// FilterBallotCreated is a free log retrieval operation binding the contract event 0xd1ba591c76ef71222e2d30b8277758713cc6eef1de29efaf98a716744ac2420b.
+//
+// Solidity: event BallotCreated(uint256 indexed ballotId, uint256 indexed ballotType, address indexed creator)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBallotCreated(opts *bind.FilterOpts, ballotId []*big.Int, ballotType []*big.Int, creator []common.Address) (*BallotStorageImpBallotCreatedIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var ballotTypeRule []interface{}
+	for _, ballotTypeItem := range ballotType {
+		ballotTypeRule = append(ballotTypeRule, ballotTypeItem)
+	}
+	var creatorRule []interface{}
+	for _, creatorItem := range creator {
+		creatorRule = append(creatorRule, creatorItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BallotCreated", ballotIdRule, ballotTypeRule, creatorRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBallotCreatedIterator{contract: _BallotStorageImp.contract, event: "BallotCreated", logs: logs, sub: sub}, nil
+}
+
+// WatchBallotCreated is a free log subscription operation binding the contract event 0xd1ba591c76ef71222e2d30b8277758713cc6eef1de29efaf98a716744ac2420b.
+//
+// Solidity: event BallotCreated(uint256 indexed ballotId, uint256 indexed ballotType, address indexed creator)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBallotCreated(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBallotCreated, ballotId []*big.Int, ballotType []*big.Int, creator []common.Address) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var ballotTypeRule []interface{}
+	for _, ballotTypeItem := range ballotType {
+		ballotTypeRule = append(ballotTypeRule, ballotTypeItem)
+	}
+	var creatorRule []interface{}
+	for _, creatorItem := range creator {
+		creatorRule = append(creatorRule, creatorItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BallotCreated", ballotIdRule, ballotTypeRule, creatorRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBallotCreated)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BallotCreated", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBallotCreated is a log parse operation binding the contract event 0xd1ba591c76ef71222e2d30b8277758713cc6eef1de29efaf98a716744ac2420b.
+//
+// Solidity: event BallotCreated(uint256 indexed ballotId, uint256 indexed ballotType, address indexed creator)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBallotCreated(log types.Log) (*BallotStorageImpBallotCreated, error) {
+	event := new(BallotStorageImpBallotCreated)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BallotCreated", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBallotFinalizedIterator is returned from FilterBallotFinalized and is used to iterate over the raw logs and unpacked data for BallotFinalized events raised by the BallotStorageImp contract.
+type BallotStorageImpBallotFinalizedIterator struct {
+	Event *BallotStorageImpBallotFinalized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBallotFinalizedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBallotFinalized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBallotFinalized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBallotFinalizedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBallotFinalizedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBallotFinalized represents a BallotFinalized event raised by the BallotStorageImp contract.
+type BallotStorageImpBallotFinalized struct {
+	BallotId *big.Int
+	State    *big.Int
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterBallotFinalized is a free log retrieval operation binding the contract event 0xdc921f027328d7238b58d77649ebcbd0c8b1c494c66ba53dfe53e0de65f6dd9f.
+//
+// Solidity: event BallotFinalized(uint256 indexed ballotId, uint256 state)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBallotFinalized(opts *bind.FilterOpts, ballotId []*big.Int) (*BallotStorageImpBallotFinalizedIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BallotFinalized", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBallotFinalizedIterator{contract: _BallotStorageImp.contract, event: "BallotFinalized", logs: logs, sub: sub}, nil
+}
+
+// WatchBallotFinalized is a free log subscription operation binding the contract event 0xdc921f027328d7238b58d77649ebcbd0c8b1c494c66ba53dfe53e0de65f6dd9f.
+//
+// Solidity: event BallotFinalized(uint256 indexed ballotId, uint256 state)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBallotFinalized(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBallotFinalized, ballotId []*big.Int) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BallotFinalized", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBallotFinalized)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BallotFinalized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBallotFinalized is a log parse operation binding the contract event 0xdc921f027328d7238b58d77649ebcbd0c8b1c494c66ba53dfe53e0de65f6dd9f.
+//
+// Solidity: event BallotFinalized(uint256 indexed ballotId, uint256 state)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBallotFinalized(log types.Log) (*BallotStorageImpBallotFinalized, error) {
+	event := new(BallotStorageImpBallotFinalized)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BallotFinalized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBallotStartedIterator is returned from FilterBallotStarted and is used to iterate over the raw logs and unpacked data for BallotStarted events raised by the BallotStorageImp contract.
+type BallotStorageImpBallotStartedIterator struct {
+	Event *BallotStorageImpBallotStarted // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBallotStartedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBallotStarted)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBallotStarted)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBallotStartedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBallotStartedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBallotStarted represents a BallotStarted event raised by the BallotStorageImp contract.
+type BallotStorageImpBallotStarted struct {
+	BallotId  *big.Int
+	StartTime *big.Int
+	EndTime   *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterBallotStarted is a free log retrieval operation binding the contract event 0xd9938a514dab5cdce149a77493f694bd70c24a4833a278fd4d86fbdf859099c5.
+//
+// Solidity: event BallotStarted(uint256 indexed ballotId, uint256 indexed startTime, uint256 indexed endTime)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBallotStarted(opts *bind.FilterOpts, ballotId []*big.Int, startTime []*big.Int, endTime []*big.Int) (*BallotStorageImpBallotStartedIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var startTimeRule []interface{}
+	for _, startTimeItem := range startTime {
+		startTimeRule = append(startTimeRule, startTimeItem)
+	}
+	var endTimeRule []interface{}
+	for _, endTimeItem := range endTime {
+		endTimeRule = append(endTimeRule, endTimeItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BallotStarted", ballotIdRule, startTimeRule, endTimeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBallotStartedIterator{contract: _BallotStorageImp.contract, event: "BallotStarted", logs: logs, sub: sub}, nil
+}
+
+// WatchBallotStarted is a free log subscription operation binding the contract event 0xd9938a514dab5cdce149a77493f694bd70c24a4833a278fd4d86fbdf859099c5.
+//
+// Solidity: event BallotStarted(uint256 indexed ballotId, uint256 indexed startTime, uint256 indexed endTime)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBallotStarted(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBallotStarted, ballotId []*big.Int, startTime []*big.Int, endTime []*big.Int) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var startTimeRule []interface{}
+	for _, startTimeItem := range startTime {
+		startTimeRule = append(startTimeRule, startTimeItem)
+	}
+	var endTimeRule []interface{}
+	for _, endTimeItem := range endTime {
+		endTimeRule = append(endTimeRule, endTimeItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BallotStarted", ballotIdRule, startTimeRule, endTimeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBallotStarted)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BallotStarted", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBallotStarted is a log parse operation binding the contract event 0xd9938a514dab5cdce149a77493f694bd70c24a4833a278fd4d86fbdf859099c5.
+//
+// Solidity: event BallotStarted(uint256 indexed ballotId, uint256 indexed startTime, uint256 indexed endTime)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBallotStarted(log types.Log) (*BallotStorageImpBallotStarted, error) {
+	event := new(BallotStorageImpBallotStarted)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BallotStarted", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBallotUpdatedIterator is returned from FilterBallotUpdated and is used to iterate over the raw logs and unpacked data for BallotUpdated events raised by the BallotStorageImp contract.
+type BallotStorageImpBallotUpdatedIterator struct {
+	Event *BallotStorageImpBallotUpdated // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBallotUpdatedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBallotUpdated)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBallotUpdated)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBallotUpdatedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBallotUpdatedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBallotUpdated represents a BallotUpdated event raised by the BallotStorageImp contract.
+type BallotStorageImpBallotUpdated struct {
+	BallotId  *big.Int
+	UpdatedBy common.Address
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterBallotUpdated is a free log retrieval operation binding the contract event 0xf0855c0e0ad9b8a162b87f2e4e07d4b2a3f0a45126b15ff4a78b217ad19a901a.
+//
+// Solidity: event BallotUpdated(uint256 indexed ballotId, address indexed updatedBy)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBallotUpdated(opts *bind.FilterOpts, ballotId []*big.Int, updatedBy []common.Address) (*BallotStorageImpBallotUpdatedIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var updatedByRule []interface{}
+	for _, updatedByItem := range updatedBy {
+		updatedByRule = append(updatedByRule, updatedByItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BallotUpdated", ballotIdRule, updatedByRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBallotUpdatedIterator{contract: _BallotStorageImp.contract, event: "BallotUpdated", logs: logs, sub: sub}, nil
+}
+
+// WatchBallotUpdated is a free log subscription operation binding the contract event 0xf0855c0e0ad9b8a162b87f2e4e07d4b2a3f0a45126b15ff4a78b217ad19a901a.
+//
+// Solidity: event BallotUpdated(uint256 indexed ballotId, address indexed updatedBy)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBallotUpdated(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBallotUpdated, ballotId []*big.Int, updatedBy []common.Address) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var updatedByRule []interface{}
+	for _, updatedByItem := range updatedBy {
+		updatedByRule = append(updatedByRule, updatedByItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BallotUpdated", ballotIdRule, updatedByRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBallotUpdated)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BallotUpdated", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBallotUpdated is a log parse operation binding the contract event 0xf0855c0e0ad9b8a162b87f2e4e07d4b2a3f0a45126b15ff4a78b217ad19a901a.
+//
+// Solidity: event BallotUpdated(uint256 indexed ballotId, address indexed updatedBy)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBallotUpdated(log types.Log) (*BallotStorageImpBallotUpdated, error) {
+	event := new(BallotStorageImpBallotUpdated)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BallotUpdated", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the BallotStorageImp contract.
+type BallotStorageImpBeaconUpgradedIterator struct {
+	Event *BallotStorageImpBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpBeaconUpgraded represents a BeaconUpgraded event raised by the BallotStorageImp contract.
+type BallotStorageImpBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*BallotStorageImpBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpBeaconUpgradedIterator{contract: _BallotStorageImp.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *BallotStorageImpBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpBeaconUpgraded)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseBeaconUpgraded(log types.Log) (*BallotStorageImpBeaconUpgraded, error) {
+	event := new(BallotStorageImpBeaconUpgraded)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpInitializedIterator is returned from FilterInitialized and is used to iterate over the raw logs and unpacked data for Initialized events raised by the BallotStorageImp contract.
+type BallotStorageImpInitializedIterator struct {
+	Event *BallotStorageImpInitialized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpInitializedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpInitialized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpInitialized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpInitializedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpInitializedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpInitialized represents a Initialized event raised by the BallotStorageImp contract.
+type BallotStorageImpInitialized struct {
+	Version uint8
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterInitialized is a free log retrieval operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterInitialized(opts *bind.FilterOpts) (*BallotStorageImpInitializedIterator, error) {
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpInitializedIterator{contract: _BallotStorageImp.contract, event: "Initialized", logs: logs, sub: sub}, nil
+}
+
+// WatchInitialized is a free log subscription operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchInitialized(opts *bind.WatchOpts, sink chan<- *BallotStorageImpInitialized) (event.Subscription, error) {
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpInitialized)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseInitialized is a log parse operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseInitialized(log types.Log) (*BallotStorageImpInitialized, error) {
+	event := new(BallotStorageImpInitialized)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the BallotStorageImp contract.
+type BallotStorageImpOwnershipTransferredIterator struct {
+	Event *BallotStorageImpOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpOwnershipTransferred represents a OwnershipTransferred event raised by the BallotStorageImp contract.
+type BallotStorageImpOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*BallotStorageImpOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpOwnershipTransferredIterator{contract: _BallotStorageImp.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *BallotStorageImpOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpOwnershipTransferred)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseOwnershipTransferred(log types.Log) (*BallotStorageImpOwnershipTransferred, error) {
+	event := new(BallotStorageImpOwnershipTransferred)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpSetPrevBallotStorageIterator is returned from FilterSetPrevBallotStorage and is used to iterate over the raw logs and unpacked data for SetPrevBallotStorage events raised by the BallotStorageImp contract.
+type BallotStorageImpSetPrevBallotStorageIterator struct {
+	Event *BallotStorageImpSetPrevBallotStorage // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpSetPrevBallotStorageIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpSetPrevBallotStorage)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpSetPrevBallotStorage)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpSetPrevBallotStorageIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpSetPrevBallotStorageIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpSetPrevBallotStorage represents a SetPrevBallotStorage event raised by the BallotStorageImp contract.
+type BallotStorageImpSetPrevBallotStorage struct {
+	Previous common.Address
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetPrevBallotStorage is a free log retrieval operation binding the contract event 0x3d809312b6e303291a93b307c7ddbd0960c094f5f0fb4e3ba0758775013edeb3.
+//
+// Solidity: event SetPrevBallotStorage(address indexed previous)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterSetPrevBallotStorage(opts *bind.FilterOpts, previous []common.Address) (*BallotStorageImpSetPrevBallotStorageIterator, error) {
+
+	var previousRule []interface{}
+	for _, previousItem := range previous {
+		previousRule = append(previousRule, previousItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "SetPrevBallotStorage", previousRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpSetPrevBallotStorageIterator{contract: _BallotStorageImp.contract, event: "SetPrevBallotStorage", logs: logs, sub: sub}, nil
+}
+
+// WatchSetPrevBallotStorage is a free log subscription operation binding the contract event 0x3d809312b6e303291a93b307c7ddbd0960c094f5f0fb4e3ba0758775013edeb3.
+//
+// Solidity: event SetPrevBallotStorage(address indexed previous)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchSetPrevBallotStorage(opts *bind.WatchOpts, sink chan<- *BallotStorageImpSetPrevBallotStorage, previous []common.Address) (event.Subscription, error) {
+
+	var previousRule []interface{}
+	for _, previousItem := range previous {
+		previousRule = append(previousRule, previousItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "SetPrevBallotStorage", previousRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpSetPrevBallotStorage)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "SetPrevBallotStorage", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetPrevBallotStorage is a log parse operation binding the contract event 0x3d809312b6e303291a93b307c7ddbd0960c094f5f0fb4e3ba0758775013edeb3.
+//
+// Solidity: event SetPrevBallotStorage(address indexed previous)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseSetPrevBallotStorage(log types.Log) (*BallotStorageImpSetPrevBallotStorage, error) {
+	event := new(BallotStorageImpSetPrevBallotStorage)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "SetPrevBallotStorage", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpSetRegistryIterator is returned from FilterSetRegistry and is used to iterate over the raw logs and unpacked data for SetRegistry events raised by the BallotStorageImp contract.
+type BallotStorageImpSetRegistryIterator struct {
+	Event *BallotStorageImpSetRegistry // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpSetRegistryIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpSetRegistry)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpSetRegistry)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpSetRegistryIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpSetRegistryIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpSetRegistry represents a SetRegistry event raised by the BallotStorageImp contract.
+type BallotStorageImpSetRegistry struct {
+	Addr common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetRegistry is a free log retrieval operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterSetRegistry(opts *bind.FilterOpts, addr []common.Address) (*BallotStorageImpSetRegistryIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpSetRegistryIterator{contract: _BallotStorageImp.contract, event: "SetRegistry", logs: logs, sub: sub}, nil
+}
+
+// WatchSetRegistry is a free log subscription operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchSetRegistry(opts *bind.WatchOpts, sink chan<- *BallotStorageImpSetRegistry, addr []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpSetRegistry)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetRegistry is a log parse operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseSetRegistry(log types.Log) (*BallotStorageImpSetRegistry, error) {
+	event := new(BallotStorageImpSetRegistry)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the BallotStorageImp contract.
+type BallotStorageImpUpgradedIterator struct {
+	Event *BallotStorageImpUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpUpgraded represents a Upgraded event raised by the BallotStorageImp contract.
+type BallotStorageImpUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*BallotStorageImpUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpUpgradedIterator{contract: _BallotStorageImp.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *BallotStorageImpUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpUpgraded)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseUpgraded(log types.Log) (*BallotStorageImpUpgraded, error) {
+	event := new(BallotStorageImpUpgraded)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// BallotStorageImpVotedIterator is returned from FilterVoted and is used to iterate over the raw logs and unpacked data for Voted events raised by the BallotStorageImp contract.
+type BallotStorageImpVotedIterator struct {
+	Event *BallotStorageImpVoted // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *BallotStorageImpVotedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(BallotStorageImpVoted)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(BallotStorageImpVoted)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *BallotStorageImpVotedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *BallotStorageImpVotedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// BallotStorageImpVoted represents a Voted event raised by the BallotStorageImp contract.
+type BallotStorageImpVoted struct {
+	Voteid   *big.Int
+	BallotId *big.Int
+	Voter    common.Address
+	Decision *big.Int
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterVoted is a free log retrieval operation binding the contract event 0x41df84b3b467b06744e40c92613c666324e7c640ce0a41ec06efdf602d367606.
+//
+// Solidity: event Voted(uint256 indexed voteid, uint256 indexed ballotId, address indexed voter, uint256 decision)
+func (_BallotStorageImp *BallotStorageImpFilterer) FilterVoted(opts *bind.FilterOpts, voteid []*big.Int, ballotId []*big.Int, voter []common.Address) (*BallotStorageImpVotedIterator, error) {
+
+	var voteidRule []interface{}
+	for _, voteidItem := range voteid {
+		voteidRule = append(voteidRule, voteidItem)
+	}
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.FilterLogs(opts, "Voted", voteidRule, ballotIdRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return &BallotStorageImpVotedIterator{contract: _BallotStorageImp.contract, event: "Voted", logs: logs, sub: sub}, nil
+}
+
+// WatchVoted is a free log subscription operation binding the contract event 0x41df84b3b467b06744e40c92613c666324e7c640ce0a41ec06efdf602d367606.
+//
+// Solidity: event Voted(uint256 indexed voteid, uint256 indexed ballotId, address indexed voter, uint256 decision)
+func (_BallotStorageImp *BallotStorageImpFilterer) WatchVoted(opts *bind.WatchOpts, sink chan<- *BallotStorageImpVoted, voteid []*big.Int, ballotId []*big.Int, voter []common.Address) (event.Subscription, error) {
+
+	var voteidRule []interface{}
+	for _, voteidItem := range voteid {
+		voteidRule = append(voteidRule, voteidItem)
+	}
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _BallotStorageImp.contract.WatchLogs(opts, "Voted", voteidRule, ballotIdRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(BallotStorageImpVoted)
+				if err := _BallotStorageImp.contract.UnpackLog(event, "Voted", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseVoted is a log parse operation binding the contract event 0x41df84b3b467b06744e40c92613c666324e7c640ce0a41ec06efdf602d367606.
+//
+// Solidity: event Voted(uint256 indexed voteid, uint256 indexed ballotId, address indexed voter, uint256 decision)
+func (_BallotStorageImp *BallotStorageImpFilterer) ParseVoted(log types.Log) (*BallotStorageImpVoted, error) {
+	event := new(BallotStorageImpVoted)
+	if err := _BallotStorageImp.contract.UnpackLog(event, "Voted", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/gen_envStorage_abi.go b/wemix/bind/gen_envStorage_abi.go
new file mode 100644
index 000000000000..ffe5665b1e2d
--- /dev/null
+++ b/wemix/bind/gen_envStorage_abi.go
@@ -0,0 +1,5443 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// EnvStorageMetaData contains all meta data concerning the EnvStorage contract.
+var EnvStorageMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_implementation\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"5c60da1b": "implementation()",
+	},
+	Bin: "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",
+}
+
+// EnvStorageABI is the input ABI used to generate the binding from.
+// Deprecated: Use EnvStorageMetaData.ABI instead.
+var EnvStorageABI = EnvStorageMetaData.ABI
+
+// Deprecated: Use EnvStorageMetaData.Sigs instead.
+// EnvStorageFuncSigs maps the 4-byte function signature to its string representation.
+var EnvStorageFuncSigs = EnvStorageMetaData.Sigs
+
+// EnvStorageBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use EnvStorageMetaData.Bin instead.
+var EnvStorageBin = EnvStorageMetaData.Bin
+
+// DeployEnvStorage deploys a new Ethereum contract, binding an instance of EnvStorage to it.
+func DeployEnvStorage(auth *bind.TransactOpts, backend bind.ContractBackend, _implementation common.Address) (common.Address, *types.Transaction, *EnvStorage, error) {
+	parsed, err := EnvStorageMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(EnvStorageBin), backend, _implementation)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &EnvStorage{EnvStorageCaller: EnvStorageCaller{contract: contract}, EnvStorageTransactor: EnvStorageTransactor{contract: contract}, EnvStorageFilterer: EnvStorageFilterer{contract: contract}}, nil
+}
+
+// EnvStorage is an auto generated Go binding around an Ethereum contract.
+type EnvStorage struct {
+	EnvStorageCaller     // Read-only binding to the contract
+	EnvStorageTransactor // Write-only binding to the contract
+	EnvStorageFilterer   // Log filterer for contract events
+}
+
+// EnvStorageCaller is an auto generated read-only Go binding around an Ethereum contract.
+type EnvStorageCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type EnvStorageTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type EnvStorageFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type EnvStorageSession struct {
+	Contract     *EnvStorage       // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// EnvStorageCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type EnvStorageCallerSession struct {
+	Contract *EnvStorageCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts     // Call options to use throughout this session
+}
+
+// EnvStorageTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type EnvStorageTransactorSession struct {
+	Contract     *EnvStorageTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts     // Transaction auth options to use throughout this session
+}
+
+// EnvStorageRaw is an auto generated low-level Go binding around an Ethereum contract.
+type EnvStorageRaw struct {
+	Contract *EnvStorage // Generic contract binding to access the raw methods on
+}
+
+// EnvStorageCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type EnvStorageCallerRaw struct {
+	Contract *EnvStorageCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// EnvStorageTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type EnvStorageTransactorRaw struct {
+	Contract *EnvStorageTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewEnvStorage creates a new instance of EnvStorage, bound to a specific deployed contract.
+func NewEnvStorage(address common.Address, backend bind.ContractBackend) (*EnvStorage, error) {
+	contract, err := bindEnvStorage(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorage{EnvStorageCaller: EnvStorageCaller{contract: contract}, EnvStorageTransactor: EnvStorageTransactor{contract: contract}, EnvStorageFilterer: EnvStorageFilterer{contract: contract}}, nil
+}
+
+// NewEnvStorageCaller creates a new read-only instance of EnvStorage, bound to a specific deployed contract.
+func NewEnvStorageCaller(address common.Address, caller bind.ContractCaller) (*EnvStorageCaller, error) {
+	contract, err := bindEnvStorage(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageCaller{contract: contract}, nil
+}
+
+// NewEnvStorageTransactor creates a new write-only instance of EnvStorage, bound to a specific deployed contract.
+func NewEnvStorageTransactor(address common.Address, transactor bind.ContractTransactor) (*EnvStorageTransactor, error) {
+	contract, err := bindEnvStorage(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageTransactor{contract: contract}, nil
+}
+
+// NewEnvStorageFilterer creates a new log filterer instance of EnvStorage, bound to a specific deployed contract.
+func NewEnvStorageFilterer(address common.Address, filterer bind.ContractFilterer) (*EnvStorageFilterer, error) {
+	contract, err := bindEnvStorage(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageFilterer{contract: contract}, nil
+}
+
+// bindEnvStorage binds a generic wrapper to an already deployed contract.
+func bindEnvStorage(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(EnvStorageABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_EnvStorage *EnvStorageRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _EnvStorage.Contract.EnvStorageCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_EnvStorage *EnvStorageRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorage.Contract.EnvStorageTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_EnvStorage *EnvStorageRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _EnvStorage.Contract.EnvStorageTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_EnvStorage *EnvStorageCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _EnvStorage.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_EnvStorage *EnvStorageTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorage.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_EnvStorage *EnvStorageTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _EnvStorage.Contract.contract.Transact(opts, method, params...)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_EnvStorage *EnvStorageCaller) Implementation(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _EnvStorage.contract.Call(opts, &out, "implementation")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_EnvStorage *EnvStorageSession) Implementation() (common.Address, error) {
+	return _EnvStorage.Contract.Implementation(&_EnvStorage.CallOpts)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_EnvStorage *EnvStorageCallerSession) Implementation() (common.Address, error) {
+	return _EnvStorage.Contract.Implementation(&_EnvStorage.CallOpts)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_EnvStorage *EnvStorageTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
+	return _EnvStorage.contract.RawTransact(opts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_EnvStorage *EnvStorageSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _EnvStorage.Contract.Fallback(&_EnvStorage.TransactOpts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_EnvStorage *EnvStorageTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _EnvStorage.Contract.Fallback(&_EnvStorage.TransactOpts, calldata)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_EnvStorage *EnvStorageTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorage.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_EnvStorage *EnvStorageSession) Receive() (*types.Transaction, error) {
+	return _EnvStorage.Contract.Receive(&_EnvStorage.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_EnvStorage *EnvStorageTransactorSession) Receive() (*types.Transaction, error) {
+	return _EnvStorage.Contract.Receive(&_EnvStorage.TransactOpts)
+}
+
+// EnvStorageAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the EnvStorage contract.
+type EnvStorageAdminChangedIterator struct {
+	Event *EnvStorageAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageAdminChanged represents a AdminChanged event raised by the EnvStorage contract.
+type EnvStorageAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorage *EnvStorageFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*EnvStorageAdminChangedIterator, error) {
+
+	logs, sub, err := _EnvStorage.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageAdminChangedIterator{contract: _EnvStorage.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorage *EnvStorageFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _EnvStorage.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageAdminChanged)
+				if err := _EnvStorage.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorage *EnvStorageFilterer) ParseAdminChanged(log types.Log) (*EnvStorageAdminChanged, error) {
+	event := new(EnvStorageAdminChanged)
+	if err := _EnvStorage.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the EnvStorage contract.
+type EnvStorageBeaconUpgradedIterator struct {
+	Event *EnvStorageBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageBeaconUpgraded represents a BeaconUpgraded event raised by the EnvStorage contract.
+type EnvStorageBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorage *EnvStorageFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*EnvStorageBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _EnvStorage.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageBeaconUpgradedIterator{contract: _EnvStorage.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorage *EnvStorageFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *EnvStorageBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _EnvStorage.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageBeaconUpgraded)
+				if err := _EnvStorage.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorage *EnvStorageFilterer) ParseBeaconUpgraded(log types.Log) (*EnvStorageBeaconUpgraded, error) {
+	event := new(EnvStorageBeaconUpgraded)
+	if err := _EnvStorage.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the EnvStorage contract.
+type EnvStorageUpgradedIterator struct {
+	Event *EnvStorageUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageUpgraded represents a Upgraded event raised by the EnvStorage contract.
+type EnvStorageUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorage *EnvStorageFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*EnvStorageUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorage.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageUpgradedIterator{contract: _EnvStorage.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorage *EnvStorageFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *EnvStorageUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorage.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageUpgraded)
+				if err := _EnvStorage.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorage *EnvStorageFilterer) ParseUpgraded(log types.Log) (*EnvStorageUpgraded, error) {
+	event := new(EnvStorageUpgraded)
+	if err := _EnvStorage.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpMetaData contains all meta data concerning the EnvStorageImp contract.
+var EnvStorageImpMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_value\",\"type\":\"address\"}],\"name\":\"AddressVarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"bytes32\",\"name\":\"_value\",\"type\":\"bytes32\"}],\"name\":\"Bytes32VarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"_value\",\"type\":\"bytes\"}],\"name\":\"BytesVarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\"}],\"name\":\"Initialized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"int256\",\"name\":\"_value\",\"type\":\"int256\"}],\"name\":\"IntVarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetRegistry\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"_value\",\"type\":\"string\"}],\"name\":\"StringVarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"UintVarableChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"UpgradeImplementation\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"_type\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"_value\",\"type\":\"string\"}],\"name\":\"VarableChanged\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MIN_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MIN_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BASE_FEE_MAX_CHANGE_RATE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCKS_PER_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_CREATION_TIME_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_GASLIMIT_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_AMOUNT_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_METHOD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"DENOMINATOR\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ENV_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GASLIMIT_AND_BASE_FEE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GAS_TARGET_PERCENTAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GOV_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_BASE_FEE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_IDLE_BLOCK_INTERVAL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_PRIORITY_FEE_PER_GAS_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"REWARD_POOL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MIN_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MIN_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"envKey\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"envVal\",\"type\":\"bytes\"}],\"name\":\"checkVariableCondition\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBallotDurationMax\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBallotDurationMin\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBallotDurationMinMax\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBlockCreationTime\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBlockRewardAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBlockRewardDistributionMethod\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBlocksPer\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getBoolean\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getBytes\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getBytes32\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getGasLimitAndBaseFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getInt\",\"outputs\":[{\"internalType\":\"int256\",\"name\":\"\",\"type\":\"int256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxBaseFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxIdleBlockInterval\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxPriorityFeePerGas\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getStakingMax\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getStakingMin\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getStakingMinMax\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getString\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"h\",\"type\":\"bytes32\"}],\"name\":\"getUint\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"},{\"internalType\":\"bytes32[]\",\"name\":\"names\",\"type\":\"bytes32[]\"},{\"internalType\":\"uint256[]\",\"name\":\"infos\",\"type\":\"uint256[]\"}],\"name\":\"initialize\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proxiableUUID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reg\",\"outputs\":[{\"internalType\":\"contractIRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"setBallotDurationMax\",\"outputs\":[],\"stateMuta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takingMax\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_value\",\"type\":\"bytes\"}],\"name\":\"setStakingMaxByBytes\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"setStakingMin\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_value\",\"type\":\"bytes\"}],\"name\":\"setStakingMinByBytes\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_min\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_max\",\"type\":\"uint256\"}],\"name\":\"setStakingMinMax\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_value\",\"type\":\"bytes\"}],\"name\":\"setStakingMinMaxByBytes\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"envKey\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"envVal\",\"type\":\"bytes\"}],\"name\":\"setVariable\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"}]",
+	Sigs: map[string]string{
+		"0015a73b": "BALLOT_DURATION_MAX_NAME()",
+		"656e3052": "BALLOT_DURATION_MIN_MAX_NAME()",
+		"6d583ca7": "BALLOT_DURATION_MIN_NAME()",
+		"9986e4b9": "BALLOT_STORAGE_NAME()",
+		"c42a0abc": "BASE_FEE_MAX_CHANGE_RATE_NAME()",
+		"3f35c8fe": "BLOCKS_PER_NAME()",
+		"c0b4fe15": "BLOCK_CREATION_TIME_NAME()",
+		"238737b6": "BLOCK_GASLIMIT_NAME()",
+		"a9b629b2": "BLOCK_REWARD_AMOUNT_NAME()",
+		"c6713baf": "BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME()",
+		"7b2bfb01": "BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME()",
+		"46946416": "BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME()",
+		"278bb12a": "BLOCK_REWARD_DISTRIBUTION_METHOD_NAME()",
+		"6167eb45": "BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME()",
+		"918f8674": "DENOMINATOR()",
+		"34125c84": "ECOSYSTEM_NAME()",
+		"7bf46530": "ENV_STORAGE_NAME()",
+		"c7d3da34": "GASLIMIT_AND_BASE_FEE_NAME()",
+		"4d273e28": "GAS_TARGET_PERCENTAGE_NAME()",
+		"6c78d2cf": "GOV_NAME()",
+		"4bd1ed76": "MAINTENANCE_NAME()",
+		"f38ecf47": "MAX_BASE_FEE_NAME()",
+		"b128f880": "MAX_IDLE_BLOCK_INTERVAL_NAME()",
+		"38294419": "MAX_PRIORITY_FEE_PER_GAS_NAME()",
+		"2f40992e": "REWARD_POOL_NAME()",
+		"c00ace6c": "STAKING_MAX_NAME()",
+		"a6868b7d": "STAKING_MIN_MAX_NAME()",
+		"6fde207a": "STAKING_MIN_NAME()",
+		"1e0cba0d": "STAKING_NAME()",
+		"5a731cca": "STAKING_REWARD_NAME()",
+		"9801bff9": "checkVariableCondition(bytes32,bytes)",
+		"21f8a721": "getAddress(bytes32)",
+		"1b27e01b": "getBallotDurationMax()",
+		"33be496e": "getBallotDurationMin()",
+		"cdb9f643": "getBallotDurationMinMax()",
+		"33e31184": "getBlockCreationTime()",
+		"5dba8c4a": "getBlockRewardAmount()",
+		"8f6fe725": "getBlockRewardDistributionMethod()",
+		"3690057a": "getBlocksPer()",
+		"3848207a": "getBoolean(bytes32)",
+		"c031a180": "getBytes(bytes32)",
+		"a6ed563e": "getBytes32(bytes32)",
+		"67d1a2e0": "getGasLimitAndBaseFee()",
+		"dc97d962": "getInt(bytes32)",
+		"c95437be": "getMaxBaseFee()",
+		"185582f1": "getMaxIdleBlockInterval()",
+		"2b2eaa92": "getMaxPriorityFeePerGas()",
+		"737c59b8": "getStakingMax()",
+		"076cd77f": "getStakingMin()",
+		"aba01fee": "getStakingMinMax()",
+		"986e791a": "getString(bytes32)",
+		"bd02d0f5": "getUint(bytes32)",
+		"539927be": "initialize(address,bytes32[],uint256[])",
+		"8da5cb5b": "owner()",
+		"52d1902d": "proxiableUUID()",
+		"738fdd1a": "reg()",
+		"715018a6": "renounceOwnership()",
+		"852cf38f": "setBallotDurationMax(uint256)",
+		"a5d6a581": "setBallotDurationMaxByBytes(bytes)",
+		"a36f259b": "setBallotDurationMin(uint256)",
+		"124cea37": "setBallotDurationMinByBytes(bytes)",
+		"b4d6bd3b": "setBallotDurationMinMax(uint256,uint256)",
+		"45b5ec29": "setBallotDurationMinMaxByBytes(bytes)",
+		"3305508e": "setBlockCreationTime(uint256)",
+		"44b89914": "setBlockCreationTimeByBytes(bytes)",
+		"2ed19cd5": "setBlockRewardAmount(uint256)",
+		"3d4c65f3": "setBlockRewardAmountByBytes(bytes)",
+		"0add66dd": "setBlockRewardDistributionMethod(uint256,uint256,uint256,uint256)",
+		"8c8b887e": "setBlockRewardDistributionMethodByBytes(bytes)",
+		"79e85859": "setBlocksPer(uint256)",
+		"3e8daafe": "setBlocksPerByBytes(bytes)",
+		"0fca11d2": "setGasLimitAndBaseFee(uint256,uint256,uint256,uint256)",
+		"be33732a": "setGasLimitAndBaseFeeByBytes(bytes)",
+		"6fe13177": "setMaxBaseFee(uint256)",
+		"408d79cf": "setMaxBaseFeeByBytes(bytes)",
+		"f6fd7129": "setMaxIdleBlockInterval(uint256)",
+		"0b90a39a": "setMaxIdleBlockIntervalByBytes(bytes)",
+		"ec3df879": "setMaxPriorityFeePerGas(uint256)",
+		"0fc238bf": "setMaxPriorityFeePerGasByBytes(bytes)",
+		"a91ee0dc": "setRegistry(address)",
+		"f8214591": "setStakingMax(uint256)",
+		"2eccd832": "setStakingMaxByBytes(bytes)",
+		"2eb57c65": "setStakingMin(uint256)",
+		"71c6960d": "setStakingMinByBytes(bytes)",
+		"8d5cdd7e": "setStakingMinMax(uint256,uint256)",
+		"e078869f": "setStakingMinMaxByBytes(bytes)",
+		"88c28019": "setVariable(bytes32,bytes)",
+		"f2fde38b": "transferOwnership(address)",
+		"3659cfe6": "upgradeTo(address)",
+		"4f1ef286": "upgradeToAndCall(address,bytes)",
+	},
+	Bin: 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+}
+
+// EnvStorageImpABI is the input ABI used to generate the binding from.
+// Deprecated: Use EnvStorageImpMetaData.ABI instead.
+var EnvStorageImpABI = EnvStorageImpMetaData.ABI
+
+// Deprecated: Use EnvStorageImpMetaData.Sigs instead.
+// EnvStorageImpFuncSigs maps the 4-byte function signature to its string representation.
+var EnvStorageImpFuncSigs = EnvStorageImpMetaData.Sigs
+
+// EnvStorageImpBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use EnvStorageImpMetaData.Bin instead.
+var EnvStorageImpBin = EnvStorageImpMetaData.Bin
+
+// DeployEnvStorageImp deploys a new Ethereum contract, binding an instance of EnvStorageImp to it.
+func DeployEnvStorageImp(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *EnvStorageImp, error) {
+	parsed, err := EnvStorageImpMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(EnvStorageImpBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &EnvStorageImp{EnvStorageImpCaller: EnvStorageImpCaller{contract: contract}, EnvStorageImpTransactor: EnvStorageImpTransactor{contract: contract}, EnvStorageImpFilterer: EnvStorageImpFilterer{contract: contract}}, nil
+}
+
+// EnvStorageImp is an auto generated Go binding around an Ethereum contract.
+type EnvStorageImp struct {
+	EnvStorageImpCaller     // Read-only binding to the contract
+	EnvStorageImpTransactor // Write-only binding to the contract
+	EnvStorageImpFilterer   // Log filterer for contract events
+}
+
+// EnvStorageImpCaller is an auto generated read-only Go binding around an Ethereum contract.
+type EnvStorageImpCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageImpTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type EnvStorageImpTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageImpFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type EnvStorageImpFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// EnvStorageImpSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type EnvStorageImpSession struct {
+	Contract     *EnvStorageImp    // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// EnvStorageImpCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type EnvStorageImpCallerSession struct {
+	Contract *EnvStorageImpCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts        // Call options to use throughout this session
+}
+
+// EnvStorageImpTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type EnvStorageImpTransactorSession struct {
+	Contract     *EnvStorageImpTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts        // Transaction auth options to use throughout this session
+}
+
+// EnvStorageImpRaw is an auto generated low-level Go binding around an Ethereum contract.
+type EnvStorageImpRaw struct {
+	Contract *EnvStorageImp // Generic contract binding to access the raw methods on
+}
+
+// EnvStorageImpCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type EnvStorageImpCallerRaw struct {
+	Contract *EnvStorageImpCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// EnvStorageImpTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type EnvStorageImpTransactorRaw struct {
+	Contract *EnvStorageImpTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewEnvStorageImp creates a new instance of EnvStorageImp, bound to a specific deployed contract.
+func NewEnvStorageImp(address common.Address, backend bind.ContractBackend) (*EnvStorageImp, error) {
+	contract, err := bindEnvStorageImp(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImp{EnvStorageImpCaller: EnvStorageImpCaller{contract: contract}, EnvStorageImpTransactor: EnvStorageImpTransactor{contract: contract}, EnvStorageImpFilterer: EnvStorageImpFilterer{contract: contract}}, nil
+}
+
+// NewEnvStorageImpCaller creates a new read-only instance of EnvStorageImp, bound to a specific deployed contract.
+func NewEnvStorageImpCaller(address common.Address, caller bind.ContractCaller) (*EnvStorageImpCaller, error) {
+	contract, err := bindEnvStorageImp(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpCaller{contract: contract}, nil
+}
+
+// NewEnvStorageImpTransactor creates a new write-only instance of EnvStorageImp, bound to a specific deployed contract.
+func NewEnvStorageImpTransactor(address common.Address, transactor bind.ContractTransactor) (*EnvStorageImpTransactor, error) {
+	contract, err := bindEnvStorageImp(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpTransactor{contract: contract}, nil
+}
+
+// NewEnvStorageImpFilterer creates a new log filterer instance of EnvStorageImp, bound to a specific deployed contract.
+func NewEnvStorageImpFilterer(address common.Address, filterer bind.ContractFilterer) (*EnvStorageImpFilterer, error) {
+	contract, err := bindEnvStorageImp(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpFilterer{contract: contract}, nil
+}
+
+// bindEnvStorageImp binds a generic wrapper to an already deployed contract.
+func bindEnvStorageImp(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(EnvStorageImpABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_EnvStorageImp *EnvStorageImpRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _EnvStorageImp.Contract.EnvStorageImpCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_EnvStorageImp *EnvStorageImpRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.EnvStorageImpTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_EnvStorageImp *EnvStorageImpRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.EnvStorageImpTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_EnvStorageImp *EnvStorageImpCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _EnvStorageImp.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_EnvStorageImp *EnvStorageImpTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_EnvStorageImp *EnvStorageImpTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.contract.Transact(opts, method, params...)
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BALLOTDURATIONMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BALLOT_DURATION_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BALLOTDURATIONMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BALLOTDURATIONMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BALLOTDURATIONMINMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BALLOT_DURATION_MIN_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BALLOTDURATIONMINMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMINMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BALLOTDURATIONMINMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMINMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BALLOTDURATIONMINNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BALLOT_DURATION_MIN_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BALLOTDURATIONMINNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMINNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BALLOTDURATIONMINNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTDURATIONMINNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BALLOTSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BALLOT_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTSTORAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BALLOTSTORAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BASEFEEMAXCHANGERATENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BASE_FEE_MAX_CHANGE_RATE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BASEFEEMAXCHANGERATENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BASEFEEMAXCHANGERATENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BASEFEEMAXCHANGERATENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BASEFEEMAXCHANGERATENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKSPERNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCKS_PER_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKSPERNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKSPERNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKSPERNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKSPERNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKCREATIONTIMENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_CREATION_TIME_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKCREATIONTIMENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKCREATIONTIMENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKCREATIONTIMENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKCREATIONTIMENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKGASLIMITNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_GASLIMIT_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKGASLIMITNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKGASLIMITNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKGASLIMITNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKGASLIMITNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDAMOUNTNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_AMOUNT_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDAMOUNTNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDAMOUNTNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDAMOUNTNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDAMOUNTNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDDISTRIBUTIONMETHODNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_METHOD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDDISTRIBUTIONMETHODNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONMETHODNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDDISTRIBUTIONMETHODNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONMETHODNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(&_EnvStorageImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(&_EnvStorageImp.CallOpts)
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) DENOMINATOR(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "DENOMINATOR")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) DENOMINATOR() (*big.Int, error) {
+	return _EnvStorageImp.Contract.DENOMINATOR(&_EnvStorageImp.CallOpts)
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) DENOMINATOR() (*big.Int, error) {
+	return _EnvStorageImp.Contract.DENOMINATOR(&_EnvStorageImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) ECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ECOSYSTEMNAME(&_EnvStorageImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ECOSYSTEMNAME(&_EnvStorageImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) ENVSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "ENV_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ENVSTORAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ENVSTORAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) GASLIMITANDBASEFEENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "GASLIMIT_AND_BASE_FEE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) GASLIMITANDBASEFEENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GASLIMITANDBASEFEENAME(&_EnvStorageImp.CallOpts)
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GASLIMITANDBASEFEENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GASLIMITANDBASEFEENAME(&_EnvStorageImp.CallOpts)
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) GASTARGETPERCENTAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "GAS_TARGET_PERCENTAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) GASTARGETPERCENTAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GASTARGETPERCENTAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GASTARGETPERCENTAGENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GASTARGETPERCENTAGENAME(&_EnvStorageImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) GOVNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "GOV_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) GOVNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GOVNAME(&_EnvStorageImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GOVNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.GOVNAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) MAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) MAINTENANCENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAINTENANCENAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) MAINTENANCENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAINTENANCENAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) MAXBASEFEENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "MAX_BASE_FEE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) MAXBASEFEENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXBASEFEENAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) MAXBASEFEENAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXBASEFEENAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) MAXIDLEBLOCKINTERVALNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "MAX_IDLE_BLOCK_INTERVAL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) MAXIDLEBLOCKINTERVALNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXIDLEBLOCKINTERVALNAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) MAXIDLEBLOCKINTERVALNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXIDLEBLOCKINTERVALNAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) MAXPRIORITYFEEPERGASNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "MAX_PRIORITY_FEE_PER_GAS_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) MAXPRIORITYFEEPERGASNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXPRIORITYFEEPERGASNAME(&_EnvStorageImp.CallOpts)
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) MAXPRIORITYFEEPERGASNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.MAXPRIORITYFEEPERGASNAME(&_EnvStorageImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) REWARDPOOLNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "REWARD_POOL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.REWARDPOOLNAME(&_EnvStorageImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.REWARDPOOLNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) STAKINGMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "STAKING_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) STAKINGMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) STAKINGMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) STAKINGMINMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "STAKING_MIN_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) STAKINGMINMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMINMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) STAKINGMINMAXNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMINMAXNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) STAKINGMINNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "STAKING_MIN_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) STAKINGMINNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMINNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) STAKINGMINNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGMINNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) STAKINGNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "STAKING_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) STAKINGNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) STAKINGNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) STAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGREWARDNAME(&_EnvStorageImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _EnvStorageImp.Contract.STAKINGREWARDNAME(&_EnvStorageImp.CallOpts)
+}
+
+// CheckVariableCondition is a free data retrieval call binding the contract method 0x9801bff9.
+//
+// Solidity: function checkVariableCondition(bytes32 envKey, bytes envVal) pure returns(bool)
+func (_EnvStorageImp *EnvStorageImpCaller) CheckVariableCondition(opts *bind.CallOpts, envKey [32]byte, envVal []byte) (bool, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "checkVariableCondition", envKey, envVal)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// CheckVariableCondition is a free data retrieval call binding the contract method 0x9801bff9.
+//
+// Solidity: function checkVariableCondition(bytes32 envKey, bytes envVal) pure returns(bool)
+func (_EnvStorageImp *EnvStorageImpSession) CheckVariableCondition(envKey [32]byte, envVal []byte) (bool, error) {
+	return _EnvStorageImp.Contract.CheckVariableCondition(&_EnvStorageImp.CallOpts, envKey, envVal)
+}
+
+// CheckVariableCondition is a free data retrieval call binding the contract method 0x9801bff9.
+//
+// Solidity: function checkVariableCondition(bytes32 envKey, bytes envVal) pure returns(bool)
+func (_EnvStorageImp *EnvStorageImpCallerSession) CheckVariableCondition(envKey [32]byte, envVal []byte) (bool, error) {
+	return _EnvStorageImp.Contract.CheckVariableCondition(&_EnvStorageImp.CallOpts, envKey, envVal)
+}
+
+// GetAddress is a free data retrieval call binding the contract method 0x21f8a721.
+//
+// Solidity: function getAddress(bytes32 h) view returns(address)
+func (_EnvStorageImp *EnvStorageImpCaller) GetAddress(opts *bind.CallOpts, h [32]byte) (common.Address, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getAddress", h)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetAddress is a free data retrieval call binding the contract method 0x21f8a721.
+//
+// Solidity: function getAddress(bytes32 h) view returns(address)
+func (_EnvStorageImp *EnvStorageImpSession) GetAddress(h [32]byte) (common.Address, error) {
+	return _EnvStorageImp.Contract.GetAddress(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetAddress is a free data retrieval call binding the contract method 0x21f8a721.
+//
+// Solidity: function getAddress(bytes32 h) view returns(address)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetAddress(h [32]byte) (common.Address, error) {
+	return _EnvStorageImp.Contract.GetAddress(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBallotDurationMax is a free data retrieval call binding the contract method 0x1b27e01b.
+//
+// Solidity: function getBallotDurationMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBallotDurationMax(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBallotDurationMax")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBallotDurationMax is a free data retrieval call binding the contract method 0x1b27e01b.
+//
+// Solidity: function getBallotDurationMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBallotDurationMax() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetBallotDurationMax is a free data retrieval call binding the contract method 0x1b27e01b.
+//
+// Solidity: function getBallotDurationMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBallotDurationMax() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetBallotDurationMin is a free data retrieval call binding the contract method 0x33be496e.
+//
+// Solidity: function getBallotDurationMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBallotDurationMin(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBallotDurationMin")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBallotDurationMin is a free data retrieval call binding the contract method 0x33be496e.
+//
+// Solidity: function getBallotDurationMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBallotDurationMin() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMin(&_EnvStorageImp.CallOpts)
+}
+
+// GetBallotDurationMin is a free data retrieval call binding the contract method 0x33be496e.
+//
+// Solidity: function getBallotDurationMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBallotDurationMin() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMin(&_EnvStorageImp.CallOpts)
+}
+
+// GetBallotDurationMinMax is a free data retrieval call binding the contract method 0xcdb9f643.
+//
+// Solidity: function getBallotDurationMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBallotDurationMinMax(opts *bind.CallOpts) (*big.Int, *big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBallotDurationMinMax")
+
+	if err != nil {
+		return *new(*big.Int), *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+
+	return out0, out1, err
+
+}
+
+// GetBallotDurationMinMax is a free data retrieval call binding the contract method 0xcdb9f643.
+//
+// Solidity: function getBallotDurationMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBallotDurationMinMax() (*big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMinMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetBallotDurationMinMax is a free data retrieval call binding the contract method 0xcdb9f643.
+//
+// Solidity: function getBallotDurationMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBallotDurationMinMax() (*big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetBallotDurationMinMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockCreationTime is a free data retrieval call binding the contract method 0x33e31184.
+//
+// Solidity: function getBlockCreationTime() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBlockCreationTime(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBlockCreationTime")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBlockCreationTime is a free data retrieval call binding the contract method 0x33e31184.
+//
+// Solidity: function getBlockCreationTime() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBlockCreationTime() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockCreationTime(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockCreationTime is a free data retrieval call binding the contract method 0x33e31184.
+//
+// Solidity: function getBlockCreationTime() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBlockCreationTime() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockCreationTime(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockRewardAmount is a free data retrieval call binding the contract method 0x5dba8c4a.
+//
+// Solidity: function getBlockRewardAmount() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBlockRewardAmount(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBlockRewardAmount")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBlockRewardAmount is a free data retrieval call binding the contract method 0x5dba8c4a.
+//
+// Solidity: function getBlockRewardAmount() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBlockRewardAmount() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockRewardAmount(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockRewardAmount is a free data retrieval call binding the contract method 0x5dba8c4a.
+//
+// Solidity: function getBlockRewardAmount() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBlockRewardAmount() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockRewardAmount(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockRewardDistributionMethod is a free data retrieval call binding the contract method 0x8f6fe725.
+//
+// Solidity: function getBlockRewardDistributionMethod() view returns(uint256, uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBlockRewardDistributionMethod(opts *bind.CallOpts) (*big.Int, *big.Int, *big.Int, *big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBlockRewardDistributionMethod")
+
+	if err != nil {
+		return *new(*big.Int), *new(*big.Int), *new(*big.Int), *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	out2 := *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+	out3 := *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+
+	return out0, out1, out2, out3, err
+
+}
+
+// GetBlockRewardDistributionMethod is a free data retrieval call binding the contract method 0x8f6fe725.
+//
+// Solidity: function getBlockRewardDistributionMethod() view returns(uint256, uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBlockRewardDistributionMethod() (*big.Int, *big.Int, *big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockRewardDistributionMethod(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlockRewardDistributionMethod is a free data retrieval call binding the contract method 0x8f6fe725.
+//
+// Solidity: function getBlockRewardDistributionMethod() view returns(uint256, uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBlockRewardDistributionMethod() (*big.Int, *big.Int, *big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlockRewardDistributionMethod(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlocksPer is a free data retrieval call binding the contract method 0x3690057a.
+//
+// Solidity: function getBlocksPer() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBlocksPer(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBlocksPer")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBlocksPer is a free data retrieval call binding the contract method 0x3690057a.
+//
+// Solidity: function getBlocksPer() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetBlocksPer() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlocksPer(&_EnvStorageImp.CallOpts)
+}
+
+// GetBlocksPer is a free data retrieval call binding the contract method 0x3690057a.
+//
+// Solidity: function getBlocksPer() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBlocksPer() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetBlocksPer(&_EnvStorageImp.CallOpts)
+}
+
+// GetBoolean is a free data retrieval call binding the contract method 0x3848207a.
+//
+// Solidity: function getBoolean(bytes32 h) view returns(bool)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBoolean(opts *bind.CallOpts, h [32]byte) (bool, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBoolean", h)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// GetBoolean is a free data retrieval call binding the contract method 0x3848207a.
+//
+// Solidity: function getBoolean(bytes32 h) view returns(bool)
+func (_EnvStorageImp *EnvStorageImpSession) GetBoolean(h [32]byte) (bool, error) {
+	return _EnvStorageImp.Contract.GetBoolean(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBoolean is a free data retrieval call binding the contract method 0x3848207a.
+//
+// Solidity: function getBoolean(bytes32 h) view returns(bool)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBoolean(h [32]byte) (bool, error) {
+	return _EnvStorageImp.Contract.GetBoolean(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBytes is a free data retrieval call binding the contract method 0xc031a180.
+//
+// Solidity: function getBytes(bytes32 h) view returns(bytes)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBytes(opts *bind.CallOpts, h [32]byte) ([]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBytes", h)
+
+	if err != nil {
+		return *new([]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([]byte)).(*[]byte)
+
+	return out0, err
+
+}
+
+// GetBytes is a free data retrieval call binding the contract method 0xc031a180.
+//
+// Solidity: function getBytes(bytes32 h) view returns(bytes)
+func (_EnvStorageImp *EnvStorageImpSession) GetBytes(h [32]byte) ([]byte, error) {
+	return _EnvStorageImp.Contract.GetBytes(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBytes is a free data retrieval call binding the contract method 0xc031a180.
+//
+// Solidity: function getBytes(bytes32 h) view returns(bytes)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBytes(h [32]byte) ([]byte, error) {
+	return _EnvStorageImp.Contract.GetBytes(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBytes32 is a free data retrieval call binding the contract method 0xa6ed563e.
+//
+// Solidity: function getBytes32(bytes32 h) view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) GetBytes32(opts *bind.CallOpts, h [32]byte) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getBytes32", h)
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GetBytes32 is a free data retrieval call binding the contract method 0xa6ed563e.
+//
+// Solidity: function getBytes32(bytes32 h) view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) GetBytes32(h [32]byte) ([32]byte, error) {
+	return _EnvStorageImp.Contract.GetBytes32(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetBytes32 is a free data retrieval call binding the contract method 0xa6ed563e.
+//
+// Solidity: function getBytes32(bytes32 h) view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetBytes32(h [32]byte) ([32]byte, error) {
+	return _EnvStorageImp.Contract.GetBytes32(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetGasLimitAndBaseFee is a free data retrieval call binding the contract method 0x67d1a2e0.
+//
+// Solidity: function getGasLimitAndBaseFee() view returns(uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetGasLimitAndBaseFee(opts *bind.CallOpts) (*big.Int, *big.Int, *big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getGasLimitAndBaseFee")
+
+	if err != nil {
+		return *new(*big.Int), *new(*big.Int), *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+	out2 := *abi.ConvertType(out[2], new(*big.Int)).(**big.Int)
+
+	return out0, out1, out2, err
+
+}
+
+// GetGasLimitAndBaseFee is a free data retrieval call binding the contract method 0x67d1a2e0.
+//
+// Solidity: function getGasLimitAndBaseFee() view returns(uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetGasLimitAndBaseFee() (*big.Int, *big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetGasLimitAndBaseFee(&_EnvStorageImp.CallOpts)
+}
+
+// GetGasLimitAndBaseFee is a free data retrieval call binding the contract method 0x67d1a2e0.
+//
+// Solidity: function getGasLimitAndBaseFee() view returns(uint256, uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetGasLimitAndBaseFee() (*big.Int, *big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetGasLimitAndBaseFee(&_EnvStorageImp.CallOpts)
+}
+
+// GetInt is a free data retrieval call binding the contract method 0xdc97d962.
+//
+// Solidity: function getInt(bytes32 h) view returns(int256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetInt(opts *bind.CallOpts, h [32]byte) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getInt", h)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetInt is a free data retrieval call binding the contract method 0xdc97d962.
+//
+// Solidity: function getInt(bytes32 h) view returns(int256)
+func (_EnvStorageImp *EnvStorageImpSession) GetInt(h [32]byte) (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetInt(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetInt is a free data retrieval call binding the contract method 0xdc97d962.
+//
+// Solidity: function getInt(bytes32 h) view returns(int256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetInt(h [32]byte) (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetInt(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetMaxBaseFee is a free data retrieval call binding the contract method 0xc95437be.
+//
+// Solidity: function getMaxBaseFee() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetMaxBaseFee(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getMaxBaseFee")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxBaseFee is a free data retrieval call binding the contract method 0xc95437be.
+//
+// Solidity: function getMaxBaseFee() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetMaxBaseFee() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxBaseFee(&_EnvStorageImp.CallOpts)
+}
+
+// GetMaxBaseFee is a free data retrieval call binding the contract method 0xc95437be.
+//
+// Solidity: function getMaxBaseFee() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetMaxBaseFee() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxBaseFee(&_EnvStorageImp.CallOpts)
+}
+
+// GetMaxIdleBlockInterval is a free data retrieval call binding the contract method 0x185582f1.
+//
+// Solidity: function getMaxIdleBlockInterval() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetMaxIdleBlockInterval(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getMaxIdleBlockInterval")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxIdleBlockInterval is a free data retrieval call binding the contract method 0x185582f1.
+//
+// Solidity: function getMaxIdleBlockInterval() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetMaxIdleBlockInterval() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxIdleBlockInterval(&_EnvStorageImp.CallOpts)
+}
+
+// GetMaxIdleBlockInterval is a free data retrieval call binding the contract method 0x185582f1.
+//
+// Solidity: function getMaxIdleBlockInterval() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetMaxIdleBlockInterval() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxIdleBlockInterval(&_EnvStorageImp.CallOpts)
+}
+
+// GetMaxPriorityFeePerGas is a free data retrieval call binding the contract method 0x2b2eaa92.
+//
+// Solidity: function getMaxPriorityFeePerGas() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetMaxPriorityFeePerGas(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getMaxPriorityFeePerGas")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxPriorityFeePerGas is a free data retrieval call binding the contract method 0x2b2eaa92.
+//
+// Solidity: function getMaxPriorityFeePerGas() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetMaxPriorityFeePerGas() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxPriorityFeePerGas(&_EnvStorageImp.CallOpts)
+}
+
+// GetMaxPriorityFeePerGas is a free data retrieval call binding the contract method 0x2b2eaa92.
+//
+// Solidity: function getMaxPriorityFeePerGas() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetMaxPriorityFeePerGas() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetMaxPriorityFeePerGas(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMax is a free data retrieval call binding the contract method 0x737c59b8.
+//
+// Solidity: function getStakingMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetStakingMax(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getStakingMax")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetStakingMax is a free data retrieval call binding the contract method 0x737c59b8.
+//
+// Solidity: function getStakingMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetStakingMax() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMax is a free data retrieval call binding the contract method 0x737c59b8.
+//
+// Solidity: function getStakingMax() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetStakingMax() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMin is a free data retrieval call binding the contract method 0x076cd77f.
+//
+// Solidity: function getStakingMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetStakingMin(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getStakingMin")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetStakingMin is a free data retrieval call binding the contract method 0x076cd77f.
+//
+// Solidity: function getStakingMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetStakingMin() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMin(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMin is a free data retrieval call binding the contract method 0x076cd77f.
+//
+// Solidity: function getStakingMin() view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetStakingMin() (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMin(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMinMax is a free data retrieval call binding the contract method 0xaba01fee.
+//
+// Solidity: function getStakingMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetStakingMinMax(opts *bind.CallOpts) (*big.Int, *big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getStakingMinMax")
+
+	if err != nil {
+		return *new(*big.Int), *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)
+
+	return out0, out1, err
+
+}
+
+// GetStakingMinMax is a free data retrieval call binding the contract method 0xaba01fee.
+//
+// Solidity: function getStakingMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetStakingMinMax() (*big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMinMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetStakingMinMax is a free data retrieval call binding the contract method 0xaba01fee.
+//
+// Solidity: function getStakingMinMax() view returns(uint256, uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetStakingMinMax() (*big.Int, *big.Int, error) {
+	return _EnvStorageImp.Contract.GetStakingMinMax(&_EnvStorageImp.CallOpts)
+}
+
+// GetString is a free data retrieval call binding the contract method 0x986e791a.
+//
+// Solidity: function getString(bytes32 h) view returns(string)
+func (_EnvStorageImp *EnvStorageImpCaller) GetString(opts *bind.CallOpts, h [32]byte) (string, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getString", h)
+
+	if err != nil {
+		return *new(string), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(string)).(*string)
+
+	return out0, err
+
+}
+
+// GetString is a free data retrieval call binding the contract method 0x986e791a.
+//
+// Solidity: function getString(bytes32 h) view returns(string)
+func (_EnvStorageImp *EnvStorageImpSession) GetString(h [32]byte) (string, error) {
+	return _EnvStorageImp.Contract.GetString(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetString is a free data retrieval call binding the contract method 0x986e791a.
+//
+// Solidity: function getString(bytes32 h) view returns(string)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetString(h [32]byte) (string, error) {
+	return _EnvStorageImp.Contract.GetString(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetUint is a free data retrieval call binding the contract method 0xbd02d0f5.
+//
+// Solidity: function getUint(bytes32 h) view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCaller) GetUint(opts *bind.CallOpts, h [32]byte) (*big.Int, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "getUint", h)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetUint is a free data retrieval call binding the contract method 0xbd02d0f5.
+//
+// Solidity: function getUint(bytes32 h) view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpSession) GetUint(h [32]byte) (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetUint(&_EnvStorageImp.CallOpts, h)
+}
+
+// GetUint is a free data retrieval call binding the contract method 0xbd02d0f5.
+//
+// Solidity: function getUint(bytes32 h) view returns(uint256)
+func (_EnvStorageImp *EnvStorageImpCallerSession) GetUint(h [32]byte) (*big.Int, error) {
+	return _EnvStorageImp.Contract.GetUint(&_EnvStorageImp.CallOpts, h)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_EnvStorageImp *EnvStorageImpCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_EnvStorageImp *EnvStorageImpSession) Owner() (common.Address, error) {
+	return _EnvStorageImp.Contract.Owner(&_EnvStorageImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_EnvStorageImp *EnvStorageImpCallerSession) Owner() (common.Address, error) {
+	return _EnvStorageImp.Contract.Owner(&_EnvStorageImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCaller) ProxiableUUID(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "proxiableUUID")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpSession) ProxiableUUID() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ProxiableUUID(&_EnvStorageImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_EnvStorageImp *EnvStorageImpCallerSession) ProxiableUUID() ([32]byte, error) {
+	return _EnvStorageImp.Contract.ProxiableUUID(&_EnvStorageImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_EnvStorageImp *EnvStorageImpCaller) Reg(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _EnvStorageImp.contract.Call(opts, &out, "reg")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_EnvStorageImp *EnvStorageImpSession) Reg() (common.Address, error) {
+	return _EnvStorageImp.Contract.Reg(&_EnvStorageImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_EnvStorageImp *EnvStorageImpCallerSession) Reg() (common.Address, error) {
+	return _EnvStorageImp.Contract.Reg(&_EnvStorageImp.CallOpts)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0x539927be.
+//
+// Solidity: function initialize(address _registry, bytes32[] names, uint256[] infos) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) Initialize(opts *bind.TransactOpts, _registry common.Address, names [][32]byte, infos []*big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "initialize", _registry, names, infos)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0x539927be.
+//
+// Solidity: function initialize(address _registry, bytes32[] names, uint256[] infos) returns()
+func (_EnvStorageImp *EnvStorageImpSession) Initialize(_registry common.Address, names [][32]byte, infos []*big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.Initialize(&_EnvStorageImp.TransactOpts, _registry, names, infos)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0x539927be.
+//
+// Solidity: function initialize(address _registry, bytes32[] names, uint256[] infos) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) Initialize(_registry common.Address, names [][32]byte, infos []*big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.Initialize(&_EnvStorageImp.TransactOpts, _registry, names, infos)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_EnvStorageImp *EnvStorageImpSession) RenounceOwnership() (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.RenounceOwnership(&_EnvStorageImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.RenounceOwnership(&_EnvStorageImp.TransactOpts)
+}
+
+// SetBallotDurationMax is a paid mutator transaction binding the contract method 0x852cf38f.
+//
+// Solidity: function setBallotDurationMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMax(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMax", _value)
+}
+
+// SetBallotDurationMax is a paid mutator transaction binding the contract method 0x852cf38f.
+//
+// Solidity: function setBallotDurationMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMax(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMax(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMax is a paid mutator transaction binding the contract method 0x852cf38f.
+//
+// Solidity: function setBallotDurationMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMax(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMax(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMaxByBytes is a paid mutator transaction binding the contract method 0xa5d6a581.
+//
+// Solidity: function setBallotDurationMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMaxByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMaxByBytes", _value)
+}
+
+// SetBallotDurationMaxByBytes is a paid mutator transaction binding the contract method 0xa5d6a581.
+//
+// Solidity: function setBallotDurationMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMaxByBytes is a paid mutator transaction binding the contract method 0xa5d6a581.
+//
+// Solidity: function setBallotDurationMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMin is a paid mutator transaction binding the contract method 0xa36f259b.
+//
+// Solidity: function setBallotDurationMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMin(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMin", _value)
+}
+
+// SetBallotDurationMin is a paid mutator transaction binding the contract method 0xa36f259b.
+//
+// Solidity: function setBallotDurationMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMin(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMin(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMin is a paid mutator transaction binding the contract method 0xa36f259b.
+//
+// Solidity: function setBallotDurationMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMin(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMin(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMinByBytes is a paid mutator transaction binding the contract method 0x124cea37.
+//
+// Solidity: function setBallotDurationMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMinByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMinByBytes", _value)
+}
+
+// SetBallotDurationMinByBytes is a paid mutator transaction binding the contract method 0x124cea37.
+//
+// Solidity: function setBallotDurationMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMinByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMinByBytes is a paid mutator transaction binding the contract method 0x124cea37.
+//
+// Solidity: function setBallotDurationMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMinByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMinMax is a paid mutator transaction binding the contract method 0xb4d6bd3b.
+//
+// Solidity: function setBallotDurationMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMinMax(opts *bind.TransactOpts, _min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMinMax", _min, _max)
+}
+
+// SetBallotDurationMinMax is a paid mutator transaction binding the contract method 0xb4d6bd3b.
+//
+// Solidity: function setBallotDurationMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMinMax(_min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinMax(&_EnvStorageImp.TransactOpts, _min, _max)
+}
+
+// SetBallotDurationMinMax is a paid mutator transaction binding the contract method 0xb4d6bd3b.
+//
+// Solidity: function setBallotDurationMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMinMax(_min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinMax(&_EnvStorageImp.TransactOpts, _min, _max)
+}
+
+// SetBallotDurationMinMaxByBytes is a paid mutator transaction binding the contract method 0x45b5ec29.
+//
+// Solidity: function setBallotDurationMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBallotDurationMinMaxByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBallotDurationMinMaxByBytes", _value)
+}
+
+// SetBallotDurationMinMaxByBytes is a paid mutator transaction binding the contract method 0x45b5ec29.
+//
+// Solidity: function setBallotDurationMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBallotDurationMinMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBallotDurationMinMaxByBytes is a paid mutator transaction binding the contract method 0x45b5ec29.
+//
+// Solidity: function setBallotDurationMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBallotDurationMinMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBallotDurationMinMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockCreationTime is a paid mutator transaction binding the contract method 0x3305508e.
+//
+// Solidity: function setBlockCreationTime(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockCreationTime(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockCreationTime", _value)
+}
+
+// SetBlockCreationTime is a paid mutator transaction binding the contract method 0x3305508e.
+//
+// Solidity: function setBlockCreationTime(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockCreationTime(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockCreationTime(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockCreationTime is a paid mutator transaction binding the contract method 0x3305508e.
+//
+// Solidity: function setBlockCreationTime(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockCreationTime(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockCreationTime(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockCreationTimeByBytes is a paid mutator transaction binding the contract method 0x44b89914.
+//
+// Solidity: function setBlockCreationTimeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockCreationTimeByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockCreationTimeByBytes", _value)
+}
+
+// SetBlockCreationTimeByBytes is a paid mutator transaction binding the contract method 0x44b89914.
+//
+// Solidity: function setBlockCreationTimeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockCreationTimeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockCreationTimeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockCreationTimeByBytes is a paid mutator transaction binding the contract method 0x44b89914.
+//
+// Solidity: function setBlockCreationTimeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockCreationTimeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockCreationTimeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardAmount is a paid mutator transaction binding the contract method 0x2ed19cd5.
+//
+// Solidity: function setBlockRewardAmount(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockRewardAmount(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockRewardAmount", _value)
+}
+
+// SetBlockRewardAmount is a paid mutator transaction binding the contract method 0x2ed19cd5.
+//
+// Solidity: function setBlockRewardAmount(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockRewardAmount(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardAmount(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardAmount is a paid mutator transaction binding the contract method 0x2ed19cd5.
+//
+// Solidity: function setBlockRewardAmount(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockRewardAmount(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardAmount(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardAmountByBytes is a paid mutator transaction binding the contract method 0x3d4c65f3.
+//
+// Solidity: function setBlockRewardAmountByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockRewardAmountByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockRewardAmountByBytes", _value)
+}
+
+// SetBlockRewardAmountByBytes is a paid mutator transaction binding the contract method 0x3d4c65f3.
+//
+// Solidity: function setBlockRewardAmountByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockRewardAmountByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardAmountByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardAmountByBytes is a paid mutator transaction binding the contract method 0x3d4c65f3.
+//
+// Solidity: function setBlockRewardAmountByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockRewardAmountByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardAmountByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardDistributionMethod is a paid mutator transaction binding the contract method 0x0add66dd.
+//
+// Solidity: function setBlockRewardDistributionMethod(uint256 _block_producer, uint256 _staking_reward, uint256 _ecofund, uint256 _maintenance) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockRewardDistributionMethod(opts *bind.TransactOpts, _block_producer *big.Int, _staking_reward *big.Int, _ecofund *big.Int, _maintenance *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockRewardDistributionMethod", _block_producer, _staking_reward, _ecofund, _maintenance)
+}
+
+// SetBlockRewardDistributionMethod is a paid mutator transaction binding the contract method 0x0add66dd.
+//
+// Solidity: function setBlockRewardDistributionMethod(uint256 _block_producer, uint256 _staking_reward, uint256 _ecofund, uint256 _maintenance) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockRewardDistributionMethod(_block_producer *big.Int, _staking_reward *big.Int, _ecofund *big.Int, _maintenance *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardDistributionMethod(&_EnvStorageImp.TransactOpts, _block_producer, _staking_reward, _ecofund, _maintenance)
+}
+
+// SetBlockRewardDistributionMethod is a paid mutator transaction binding the contract method 0x0add66dd.
+//
+// Solidity: function setBlockRewardDistributionMethod(uint256 _block_producer, uint256 _staking_reward, uint256 _ecofund, uint256 _maintenance) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockRewardDistributionMethod(_block_producer *big.Int, _staking_reward *big.Int, _ecofund *big.Int, _maintenance *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardDistributionMethod(&_EnvStorageImp.TransactOpts, _block_producer, _staking_reward, _ecofund, _maintenance)
+}
+
+// SetBlockRewardDistributionMethodByBytes is a paid mutator transaction binding the contract method 0x8c8b887e.
+//
+// Solidity: function setBlockRewardDistributionMethodByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlockRewardDistributionMethodByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlockRewardDistributionMethodByBytes", _value)
+}
+
+// SetBlockRewardDistributionMethodByBytes is a paid mutator transaction binding the contract method 0x8c8b887e.
+//
+// Solidity: function setBlockRewardDistributionMethodByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlockRewardDistributionMethodByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardDistributionMethodByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlockRewardDistributionMethodByBytes is a paid mutator transaction binding the contract method 0x8c8b887e.
+//
+// Solidity: function setBlockRewardDistributionMethodByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlockRewardDistributionMethodByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlockRewardDistributionMethodByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlocksPer is a paid mutator transaction binding the contract method 0x79e85859.
+//
+// Solidity: function setBlocksPer(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlocksPer(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlocksPer", _value)
+}
+
+// SetBlocksPer is a paid mutator transaction binding the contract method 0x79e85859.
+//
+// Solidity: function setBlocksPer(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlocksPer(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlocksPer(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlocksPer is a paid mutator transaction binding the contract method 0x79e85859.
+//
+// Solidity: function setBlocksPer(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlocksPer(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlocksPer(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlocksPerByBytes is a paid mutator transaction binding the contract method 0x3e8daafe.
+//
+// Solidity: function setBlocksPerByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetBlocksPerByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setBlocksPerByBytes", _value)
+}
+
+// SetBlocksPerByBytes is a paid mutator transaction binding the contract method 0x3e8daafe.
+//
+// Solidity: function setBlocksPerByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetBlocksPerByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlocksPerByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetBlocksPerByBytes is a paid mutator transaction binding the contract method 0x3e8daafe.
+//
+// Solidity: function setBlocksPerByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetBlocksPerByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetBlocksPerByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetGasLimitAndBaseFee is a paid mutator transaction binding the contract method 0x0fca11d2.
+//
+// Solidity: function setGasLimitAndBaseFee(uint256 _block_GasLimit, uint256 _baseFeeMaxChangeRate, uint256 _gasTargetPercentage, uint256 _maxBaseFee) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetGasLimitAndBaseFee(opts *bind.TransactOpts, _block_GasLimit *big.Int, _baseFeeMaxChangeRate *big.Int, _gasTargetPercentage *big.Int, _maxBaseFee *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setGasLimitAndBaseFee", _block_GasLimit, _baseFeeMaxChangeRate, _gasTargetPercentage, _maxBaseFee)
+}
+
+// SetGasLimitAndBaseFee is a paid mutator transaction binding the contract method 0x0fca11d2.
+//
+// Solidity: function setGasLimitAndBaseFee(uint256 _block_GasLimit, uint256 _baseFeeMaxChangeRate, uint256 _gasTargetPercentage, uint256 _maxBaseFee) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetGasLimitAndBaseFee(_block_GasLimit *big.Int, _baseFeeMaxChangeRate *big.Int, _gasTargetPercentage *big.Int, _maxBaseFee *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetGasLimitAndBaseFee(&_EnvStorageImp.TransactOpts, _block_GasLimit, _baseFeeMaxChangeRate, _gasTargetPercentage, _maxBaseFee)
+}
+
+// SetGasLimitAndBaseFee is a paid mutator transaction binding the contract method 0x0fca11d2.
+//
+// Solidity: function setGasLimitAndBaseFee(uint256 _block_GasLimit, uint256 _baseFeeMaxChangeRate, uint256 _gasTargetPercentage, uint256 _maxBaseFee) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetGasLimitAndBaseFee(_block_GasLimit *big.Int, _baseFeeMaxChangeRate *big.Int, _gasTargetPercentage *big.Int, _maxBaseFee *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetGasLimitAndBaseFee(&_EnvStorageImp.TransactOpts, _block_GasLimit, _baseFeeMaxChangeRate, _gasTargetPercentage, _maxBaseFee)
+}
+
+// SetGasLimitAndBaseFeeByBytes is a paid mutator transaction binding the contract method 0xbe33732a.
+//
+// Solidity: function setGasLimitAndBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetGasLimitAndBaseFeeByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setGasLimitAndBaseFeeByBytes", _value)
+}
+
+// SetGasLimitAndBaseFeeByBytes is a paid mutator transaction binding the contract method 0xbe33732a.
+//
+// Solidity: function setGasLimitAndBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetGasLimitAndBaseFeeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetGasLimitAndBaseFeeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetGasLimitAndBaseFeeByBytes is a paid mutator transaction binding the contract method 0xbe33732a.
+//
+// Solidity: function setGasLimitAndBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetGasLimitAndBaseFeeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetGasLimitAndBaseFeeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxBaseFee is a paid mutator transaction binding the contract method 0x6fe13177.
+//
+// Solidity: function setMaxBaseFee(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxBaseFee(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxBaseFee", _value)
+}
+
+// SetMaxBaseFee is a paid mutator transaction binding the contract method 0x6fe13177.
+//
+// Solidity: function setMaxBaseFee(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxBaseFee(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxBaseFee(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxBaseFee is a paid mutator transaction binding the contract method 0x6fe13177.
+//
+// Solidity: function setMaxBaseFee(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxBaseFee(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxBaseFee(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxBaseFeeByBytes is a paid mutator transaction binding the contract method 0x408d79cf.
+//
+// Solidity: function setMaxBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxBaseFeeByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxBaseFeeByBytes", _value)
+}
+
+// SetMaxBaseFeeByBytes is a paid mutator transaction binding the contract method 0x408d79cf.
+//
+// Solidity: function setMaxBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxBaseFeeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxBaseFeeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxBaseFeeByBytes is a paid mutator transaction binding the contract method 0x408d79cf.
+//
+// Solidity: function setMaxBaseFeeByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxBaseFeeByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxBaseFeeByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxIdleBlockInterval is a paid mutator transaction binding the contract method 0xf6fd7129.
+//
+// Solidity: function setMaxIdleBlockInterval(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxIdleBlockInterval(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxIdleBlockInterval", _value)
+}
+
+// SetMaxIdleBlockInterval is a paid mutator transaction binding the contract method 0xf6fd7129.
+//
+// Solidity: function setMaxIdleBlockInterval(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxIdleBlockInterval(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxIdleBlockInterval(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxIdleBlockInterval is a paid mutator transaction binding the contract method 0xf6fd7129.
+//
+// Solidity: function setMaxIdleBlockInterval(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxIdleBlockInterval(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxIdleBlockInterval(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxIdleBlockIntervalByBytes is a paid mutator transaction binding the contract method 0x0b90a39a.
+//
+// Solidity: function setMaxIdleBlockIntervalByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxIdleBlockIntervalByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxIdleBlockIntervalByBytes", _value)
+}
+
+// SetMaxIdleBlockIntervalByBytes is a paid mutator transaction binding the contract method 0x0b90a39a.
+//
+// Solidity: function setMaxIdleBlockIntervalByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxIdleBlockIntervalByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxIdleBlockIntervalByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxIdleBlockIntervalByBytes is a paid mutator transaction binding the contract method 0x0b90a39a.
+//
+// Solidity: function setMaxIdleBlockIntervalByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxIdleBlockIntervalByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxIdleBlockIntervalByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxPriorityFeePerGas is a paid mutator transaction binding the contract method 0xec3df879.
+//
+// Solidity: function setMaxPriorityFeePerGas(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxPriorityFeePerGas(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxPriorityFeePerGas", _value)
+}
+
+// SetMaxPriorityFeePerGas is a paid mutator transaction binding the contract method 0xec3df879.
+//
+// Solidity: function setMaxPriorityFeePerGas(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxPriorityFeePerGas(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxPriorityFeePerGas(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxPriorityFeePerGas is a paid mutator transaction binding the contract method 0xec3df879.
+//
+// Solidity: function setMaxPriorityFeePerGas(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxPriorityFeePerGas(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxPriorityFeePerGas(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxPriorityFeePerGasByBytes is a paid mutator transaction binding the contract method 0x0fc238bf.
+//
+// Solidity: function setMaxPriorityFeePerGasByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetMaxPriorityFeePerGasByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setMaxPriorityFeePerGasByBytes", _value)
+}
+
+// SetMaxPriorityFeePerGasByBytes is a paid mutator transaction binding the contract method 0x0fc238bf.
+//
+// Solidity: function setMaxPriorityFeePerGasByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetMaxPriorityFeePerGasByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxPriorityFeePerGasByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetMaxPriorityFeePerGasByBytes is a paid mutator transaction binding the contract method 0x0fc238bf.
+//
+// Solidity: function setMaxPriorityFeePerGasByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetMaxPriorityFeePerGasByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetMaxPriorityFeePerGasByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetRegistry(opts *bind.TransactOpts, _addr common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setRegistry", _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetRegistry(&_EnvStorageImp.TransactOpts, _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetRegistry(&_EnvStorageImp.TransactOpts, _addr)
+}
+
+// SetStakingMax is a paid mutator transaction binding the contract method 0xf8214591.
+//
+// Solidity: function setStakingMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMax(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMax", _value)
+}
+
+// SetStakingMax is a paid mutator transaction binding the contract method 0xf8214591.
+//
+// Solidity: function setStakingMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMax(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMax(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMax is a paid mutator transaction binding the contract method 0xf8214591.
+//
+// Solidity: function setStakingMax(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMax(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMax(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMaxByBytes is a paid mutator transaction binding the contract method 0x2eccd832.
+//
+// Solidity: function setStakingMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMaxByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMaxByBytes", _value)
+}
+
+// SetStakingMaxByBytes is a paid mutator transaction binding the contract method 0x2eccd832.
+//
+// Solidity: function setStakingMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMaxByBytes is a paid mutator transaction binding the contract method 0x2eccd832.
+//
+// Solidity: function setStakingMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMin is a paid mutator transaction binding the contract method 0x2eb57c65.
+//
+// Solidity: function setStakingMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMin(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMin", _value)
+}
+
+// SetStakingMin is a paid mutator transaction binding the contract method 0x2eb57c65.
+//
+// Solidity: function setStakingMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMin(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMin(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMin is a paid mutator transaction binding the contract method 0x2eb57c65.
+//
+// Solidity: function setStakingMin(uint256 _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMin(_value *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMin(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMinByBytes is a paid mutator transaction binding the contract method 0x71c6960d.
+//
+// Solidity: function setStakingMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMinByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMinByBytes", _value)
+}
+
+// SetStakingMinByBytes is a paid mutator transaction binding the contract method 0x71c6960d.
+//
+// Solidity: function setStakingMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMinByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMinByBytes is a paid mutator transaction binding the contract method 0x71c6960d.
+//
+// Solidity: function setStakingMinByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMinByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMinMax is a paid mutator transaction binding the contract method 0x8d5cdd7e.
+//
+// Solidity: function setStakingMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMinMax(opts *bind.TransactOpts, _min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMinMax", _min, _max)
+}
+
+// SetStakingMinMax is a paid mutator transaction binding the contract method 0x8d5cdd7e.
+//
+// Solidity: function setStakingMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMinMax(_min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinMax(&_EnvStorageImp.TransactOpts, _min, _max)
+}
+
+// SetStakingMinMax is a paid mutator transaction binding the contract method 0x8d5cdd7e.
+//
+// Solidity: function setStakingMinMax(uint256 _min, uint256 _max) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMinMax(_min *big.Int, _max *big.Int) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinMax(&_EnvStorageImp.TransactOpts, _min, _max)
+}
+
+// SetStakingMinMaxByBytes is a paid mutator transaction binding the contract method 0xe078869f.
+//
+// Solidity: function setStakingMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetStakingMinMaxByBytes(opts *bind.TransactOpts, _value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setStakingMinMaxByBytes", _value)
+}
+
+// SetStakingMinMaxByBytes is a paid mutator transaction binding the contract method 0xe078869f.
+//
+// Solidity: function setStakingMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetStakingMinMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetStakingMinMaxByBytes is a paid mutator transaction binding the contract method 0xe078869f.
+//
+// Solidity: function setStakingMinMaxByBytes(bytes _value) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetStakingMinMaxByBytes(_value []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetStakingMinMaxByBytes(&_EnvStorageImp.TransactOpts, _value)
+}
+
+// SetVariable is a paid mutator transaction binding the contract method 0x88c28019.
+//
+// Solidity: function setVariable(bytes32 envKey, bytes envVal) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) SetVariable(opts *bind.TransactOpts, envKey [32]byte, envVal []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "setVariable", envKey, envVal)
+}
+
+// SetVariable is a paid mutator transaction binding the contract method 0x88c28019.
+//
+// Solidity: function setVariable(bytes32 envKey, bytes envVal) returns()
+func (_EnvStorageImp *EnvStorageImpSession) SetVariable(envKey [32]byte, envVal []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetVariable(&_EnvStorageImp.TransactOpts, envKey, envVal)
+}
+
+// SetVariable is a paid mutator transaction binding the contract method 0x88c28019.
+//
+// Solidity: function setVariable(bytes32 envKey, bytes envVal) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) SetVariable(envKey [32]byte, envVal []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.SetVariable(&_EnvStorageImp.TransactOpts, envKey, envVal)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_EnvStorageImp *EnvStorageImpSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.TransferOwnership(&_EnvStorageImp.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.TransferOwnership(&_EnvStorageImp.TransactOpts, newOwner)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) UpgradeTo(opts *bind.TransactOpts, newImplementation common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "upgradeTo", newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_EnvStorageImp *EnvStorageImpSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.UpgradeTo(&_EnvStorageImp.TransactOpts, newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.UpgradeTo(&_EnvStorageImp.TransactOpts, newImplementation)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_EnvStorageImp *EnvStorageImpTransactor) UpgradeToAndCall(opts *bind.TransactOpts, newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.contract.Transact(opts, "upgradeToAndCall", newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_EnvStorageImp *EnvStorageImpSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.UpgradeToAndCall(&_EnvStorageImp.TransactOpts, newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_EnvStorageImp *EnvStorageImpTransactorSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _EnvStorageImp.Contract.UpgradeToAndCall(&_EnvStorageImp.TransactOpts, newImplementation, data)
+}
+
+// EnvStorageImpAddressVarableChangedIterator is returned from FilterAddressVarableChanged and is used to iterate over the raw logs and unpacked data for AddressVarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpAddressVarableChangedIterator struct {
+	Event *EnvStorageImpAddressVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpAddressVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpAddressVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpAddressVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpAddressVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpAddressVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpAddressVarableChanged represents a AddressVarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpAddressVarableChanged struct {
+	Name  [32]byte
+	Value common.Address
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterAddressVarableChanged is a free log retrieval operation binding the contract event 0x5ba696c1849fe23c6b280f9f6057cb4574c818e0cd542032eed6e211f1e02464.
+//
+// Solidity: event AddressVarableChanged(bytes32 indexed _name, address _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterAddressVarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpAddressVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "AddressVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpAddressVarableChangedIterator{contract: _EnvStorageImp.contract, event: "AddressVarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAddressVarableChanged is a free log subscription operation binding the contract event 0x5ba696c1849fe23c6b280f9f6057cb4574c818e0cd542032eed6e211f1e02464.
+//
+// Solidity: event AddressVarableChanged(bytes32 indexed _name, address _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchAddressVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpAddressVarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "AddressVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpAddressVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "AddressVarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAddressVarableChanged is a log parse operation binding the contract event 0x5ba696c1849fe23c6b280f9f6057cb4574c818e0cd542032eed6e211f1e02464.
+//
+// Solidity: event AddressVarableChanged(bytes32 indexed _name, address _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseAddressVarableChanged(log types.Log) (*EnvStorageImpAddressVarableChanged, error) {
+	event := new(EnvStorageImpAddressVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "AddressVarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpAdminChangedIterator struct {
+	Event *EnvStorageImpAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpAdminChanged represents a AdminChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*EnvStorageImpAdminChangedIterator, error) {
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpAdminChangedIterator{contract: _EnvStorageImp.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpAdminChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseAdminChanged(log types.Log) (*EnvStorageImpAdminChanged, error) {
+	event := new(EnvStorageImpAdminChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the EnvStorageImp contract.
+type EnvStorageImpBeaconUpgradedIterator struct {
+	Event *EnvStorageImpBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpBeaconUpgraded represents a BeaconUpgraded event raised by the EnvStorageImp contract.
+type EnvStorageImpBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*EnvStorageImpBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpBeaconUpgradedIterator{contract: _EnvStorageImp.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *EnvStorageImpBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpBeaconUpgraded)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseBeaconUpgraded(log types.Log) (*EnvStorageImpBeaconUpgraded, error) {
+	event := new(EnvStorageImpBeaconUpgraded)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpBytes32VarableChangedIterator is returned from FilterBytes32VarableChanged and is used to iterate over the raw logs and unpacked data for Bytes32VarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpBytes32VarableChangedIterator struct {
+	Event *EnvStorageImpBytes32VarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpBytes32VarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpBytes32VarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpBytes32VarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpBytes32VarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpBytes32VarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpBytes32VarableChanged represents a Bytes32VarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpBytes32VarableChanged struct {
+	Name  [32]byte
+	Value [32]byte
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterBytes32VarableChanged is a free log retrieval operation binding the contract event 0xde32aec28e018560c62b0217a8e7cfdc094cda68f1fc7ecd4ed833ee1d4862c9.
+//
+// Solidity: event Bytes32VarableChanged(bytes32 indexed _name, bytes32 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterBytes32VarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpBytes32VarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "Bytes32VarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpBytes32VarableChangedIterator{contract: _EnvStorageImp.contract, event: "Bytes32VarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchBytes32VarableChanged is a free log subscription operation binding the contract event 0xde32aec28e018560c62b0217a8e7cfdc094cda68f1fc7ecd4ed833ee1d4862c9.
+//
+// Solidity: event Bytes32VarableChanged(bytes32 indexed _name, bytes32 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchBytes32VarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpBytes32VarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "Bytes32VarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpBytes32VarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "Bytes32VarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBytes32VarableChanged is a log parse operation binding the contract event 0xde32aec28e018560c62b0217a8e7cfdc094cda68f1fc7ecd4ed833ee1d4862c9.
+//
+// Solidity: event Bytes32VarableChanged(bytes32 indexed _name, bytes32 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseBytes32VarableChanged(log types.Log) (*EnvStorageImpBytes32VarableChanged, error) {
+	event := new(EnvStorageImpBytes32VarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "Bytes32VarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpBytesVarableChangedIterator is returned from FilterBytesVarableChanged and is used to iterate over the raw logs and unpacked data for BytesVarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpBytesVarableChangedIterator struct {
+	Event *EnvStorageImpBytesVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpBytesVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpBytesVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpBytesVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpBytesVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpBytesVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpBytesVarableChanged represents a BytesVarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpBytesVarableChanged struct {
+	Name  [32]byte
+	Value []byte
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterBytesVarableChanged is a free log retrieval operation binding the contract event 0x871b63105583c40db6d530b9340369142c5ae265e41a501d300455015dc1283a.
+//
+// Solidity: event BytesVarableChanged(bytes32 indexed _name, bytes _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterBytesVarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpBytesVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "BytesVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpBytesVarableChangedIterator{contract: _EnvStorageImp.contract, event: "BytesVarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchBytesVarableChanged is a free log subscription operation binding the contract event 0x871b63105583c40db6d530b9340369142c5ae265e41a501d300455015dc1283a.
+//
+// Solidity: event BytesVarableChanged(bytes32 indexed _name, bytes _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchBytesVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpBytesVarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "BytesVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpBytesVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "BytesVarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBytesVarableChanged is a log parse operation binding the contract event 0x871b63105583c40db6d530b9340369142c5ae265e41a501d300455015dc1283a.
+//
+// Solidity: event BytesVarableChanged(bytes32 indexed _name, bytes _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseBytesVarableChanged(log types.Log) (*EnvStorageImpBytesVarableChanged, error) {
+	event := new(EnvStorageImpBytesVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "BytesVarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpInitializedIterator is returned from FilterInitialized and is used to iterate over the raw logs and unpacked data for Initialized events raised by the EnvStorageImp contract.
+type EnvStorageImpInitializedIterator struct {
+	Event *EnvStorageImpInitialized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpInitializedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpInitialized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpInitialized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpInitializedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpInitializedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpInitialized represents a Initialized event raised by the EnvStorageImp contract.
+type EnvStorageImpInitialized struct {
+	Version uint8
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterInitialized is a free log retrieval operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterInitialized(opts *bind.FilterOpts) (*EnvStorageImpInitializedIterator, error) {
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpInitializedIterator{contract: _EnvStorageImp.contract, event: "Initialized", logs: logs, sub: sub}, nil
+}
+
+// WatchInitialized is a free log subscription operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchInitialized(opts *bind.WatchOpts, sink chan<- *EnvStorageImpInitialized) (event.Subscription, error) {
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpInitialized)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseInitialized is a log parse operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseInitialized(log types.Log) (*EnvStorageImpInitialized, error) {
+	event := new(EnvStorageImpInitialized)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpIntVarableChangedIterator is returned from FilterIntVarableChanged and is used to iterate over the raw logs and unpacked data for IntVarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpIntVarableChangedIterator struct {
+	Event *EnvStorageImpIntVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpIntVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpIntVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpIntVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpIntVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpIntVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpIntVarableChanged represents a IntVarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpIntVarableChanged struct {
+	Name  [32]byte
+	Value *big.Int
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterIntVarableChanged is a free log retrieval operation binding the contract event 0x3b274b11383ad4ca069e655ed60df9e4307b7a0f82ba2245a3cb9789ab814bf6.
+//
+// Solidity: event IntVarableChanged(bytes32 indexed _name, int256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterIntVarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpIntVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "IntVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpIntVarableChangedIterator{contract: _EnvStorageImp.contract, event: "IntVarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchIntVarableChanged is a free log subscription operation binding the contract event 0x3b274b11383ad4ca069e655ed60df9e4307b7a0f82ba2245a3cb9789ab814bf6.
+//
+// Solidity: event IntVarableChanged(bytes32 indexed _name, int256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchIntVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpIntVarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "IntVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpIntVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "IntVarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseIntVarableChanged is a log parse operation binding the contract event 0x3b274b11383ad4ca069e655ed60df9e4307b7a0f82ba2245a3cb9789ab814bf6.
+//
+// Solidity: event IntVarableChanged(bytes32 indexed _name, int256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseIntVarableChanged(log types.Log) (*EnvStorageImpIntVarableChanged, error) {
+	event := new(EnvStorageImpIntVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "IntVarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the EnvStorageImp contract.
+type EnvStorageImpOwnershipTransferredIterator struct {
+	Event *EnvStorageImpOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpOwnershipTransferred represents a OwnershipTransferred event raised by the EnvStorageImp contract.
+type EnvStorageImpOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*EnvStorageImpOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpOwnershipTransferredIterator{contract: _EnvStorageImp.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *EnvStorageImpOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpOwnershipTransferred)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseOwnershipTransferred(log types.Log) (*EnvStorageImpOwnershipTransferred, error) {
+	event := new(EnvStorageImpOwnershipTransferred)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpSetRegistryIterator is returned from FilterSetRegistry and is used to iterate over the raw logs and unpacked data for SetRegistry events raised by the EnvStorageImp contract.
+type EnvStorageImpSetRegistryIterator struct {
+	Event *EnvStorageImpSetRegistry // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpSetRegistryIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpSetRegistry)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpSetRegistry)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpSetRegistryIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpSetRegistryIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpSetRegistry represents a SetRegistry event raised by the EnvStorageImp contract.
+type EnvStorageImpSetRegistry struct {
+	Addr common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetRegistry is a free log retrieval operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterSetRegistry(opts *bind.FilterOpts, addr []common.Address) (*EnvStorageImpSetRegistryIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpSetRegistryIterator{contract: _EnvStorageImp.contract, event: "SetRegistry", logs: logs, sub: sub}, nil
+}
+
+// WatchSetRegistry is a free log subscription operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchSetRegistry(opts *bind.WatchOpts, sink chan<- *EnvStorageImpSetRegistry, addr []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpSetRegistry)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetRegistry is a log parse operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseSetRegistry(log types.Log) (*EnvStorageImpSetRegistry, error) {
+	event := new(EnvStorageImpSetRegistry)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpStringVarableChangedIterator is returned from FilterStringVarableChanged and is used to iterate over the raw logs and unpacked data for StringVarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpStringVarableChangedIterator struct {
+	Event *EnvStorageImpStringVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpStringVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpStringVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpStringVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpStringVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpStringVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpStringVarableChanged represents a StringVarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpStringVarableChanged struct {
+	Name  [32]byte
+	Value string
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterStringVarableChanged is a free log retrieval operation binding the contract event 0x43849fbc1e66a5d2cd0ace04916e2e6c8f314c1904d104cad97150428a370a41.
+//
+// Solidity: event StringVarableChanged(bytes32 indexed _name, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterStringVarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpStringVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "StringVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpStringVarableChangedIterator{contract: _EnvStorageImp.contract, event: "StringVarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchStringVarableChanged is a free log subscription operation binding the contract event 0x43849fbc1e66a5d2cd0ace04916e2e6c8f314c1904d104cad97150428a370a41.
+//
+// Solidity: event StringVarableChanged(bytes32 indexed _name, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchStringVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpStringVarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "StringVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpStringVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "StringVarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseStringVarableChanged is a log parse operation binding the contract event 0x43849fbc1e66a5d2cd0ace04916e2e6c8f314c1904d104cad97150428a370a41.
+//
+// Solidity: event StringVarableChanged(bytes32 indexed _name, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseStringVarableChanged(log types.Log) (*EnvStorageImpStringVarableChanged, error) {
+	event := new(EnvStorageImpStringVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "StringVarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpUintVarableChangedIterator is returned from FilterUintVarableChanged and is used to iterate over the raw logs and unpacked data for UintVarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpUintVarableChangedIterator struct {
+	Event *EnvStorageImpUintVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpUintVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpUintVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpUintVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpUintVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpUintVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpUintVarableChanged represents a UintVarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpUintVarableChanged struct {
+	Name  [32]byte
+	Value *big.Int
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterUintVarableChanged is a free log retrieval operation binding the contract event 0x58d7c10adfd5778016889c15d422d57f2975b9292415b54fe5d8cd4241200612.
+//
+// Solidity: event UintVarableChanged(bytes32 indexed _name, uint256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterUintVarableChanged(opts *bind.FilterOpts, _name [][32]byte) (*EnvStorageImpUintVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "UintVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpUintVarableChangedIterator{contract: _EnvStorageImp.contract, event: "UintVarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchUintVarableChanged is a free log subscription operation binding the contract event 0x58d7c10adfd5778016889c15d422d57f2975b9292415b54fe5d8cd4241200612.
+//
+// Solidity: event UintVarableChanged(bytes32 indexed _name, uint256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchUintVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpUintVarableChanged, _name [][32]byte) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "UintVarableChanged", _nameRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpUintVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "UintVarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUintVarableChanged is a log parse operation binding the contract event 0x58d7c10adfd5778016889c15d422d57f2975b9292415b54fe5d8cd4241200612.
+//
+// Solidity: event UintVarableChanged(bytes32 indexed _name, uint256 _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseUintVarableChanged(log types.Log) (*EnvStorageImpUintVarableChanged, error) {
+	event := new(EnvStorageImpUintVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "UintVarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpUpgradeImplementationIterator is returned from FilterUpgradeImplementation and is used to iterate over the raw logs and unpacked data for UpgradeImplementation events raised by the EnvStorageImp contract.
+type EnvStorageImpUpgradeImplementationIterator struct {
+	Event *EnvStorageImpUpgradeImplementation // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpUpgradeImplementationIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpUpgradeImplementation)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpUpgradeImplementation)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpUpgradeImplementationIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpUpgradeImplementationIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpUpgradeImplementation represents a UpgradeImplementation event raised by the EnvStorageImp contract.
+type EnvStorageImpUpgradeImplementation struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgradeImplementation is a free log retrieval operation binding the contract event 0x2a74bbaf99cf25202925743012bb137262ab3432c821e1ba94ddbecac2ea9708.
+//
+// Solidity: event UpgradeImplementation(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterUpgradeImplementation(opts *bind.FilterOpts, implementation []common.Address) (*EnvStorageImpUpgradeImplementationIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "UpgradeImplementation", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpUpgradeImplementationIterator{contract: _EnvStorageImp.contract, event: "UpgradeImplementation", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgradeImplementation is a free log subscription operation binding the contract event 0x2a74bbaf99cf25202925743012bb137262ab3432c821e1ba94ddbecac2ea9708.
+//
+// Solidity: event UpgradeImplementation(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchUpgradeImplementation(opts *bind.WatchOpts, sink chan<- *EnvStorageImpUpgradeImplementation, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "UpgradeImplementation", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpUpgradeImplementation)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "UpgradeImplementation", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgradeImplementation is a log parse operation binding the contract event 0x2a74bbaf99cf25202925743012bb137262ab3432c821e1ba94ddbecac2ea9708.
+//
+// Solidity: event UpgradeImplementation(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseUpgradeImplementation(log types.Log) (*EnvStorageImpUpgradeImplementation, error) {
+	event := new(EnvStorageImpUpgradeImplementation)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "UpgradeImplementation", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the EnvStorageImp contract.
+type EnvStorageImpUpgradedIterator struct {
+	Event *EnvStorageImpUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpUpgraded represents a Upgraded event raised by the EnvStorageImp contract.
+type EnvStorageImpUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*EnvStorageImpUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpUpgradedIterator{contract: _EnvStorageImp.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *EnvStorageImpUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpUpgraded)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseUpgraded(log types.Log) (*EnvStorageImpUpgraded, error) {
+	event := new(EnvStorageImpUpgraded)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// EnvStorageImpVarableChangedIterator is returned from FilterVarableChanged and is used to iterate over the raw logs and unpacked data for VarableChanged events raised by the EnvStorageImp contract.
+type EnvStorageImpVarableChangedIterator struct {
+	Event *EnvStorageImpVarableChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *EnvStorageImpVarableChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(EnvStorageImpVarableChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(EnvStorageImpVarableChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *EnvStorageImpVarableChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *EnvStorageImpVarableChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// EnvStorageImpVarableChanged represents a VarableChanged event raised by the EnvStorageImp contract.
+type EnvStorageImpVarableChanged struct {
+	Name  [32]byte
+	Type  *big.Int
+	Value string
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterVarableChanged is a free log retrieval operation binding the contract event 0x60841501cd68d1c6414ed8f47a579de24c7e2f9da7e97f10c4932196d92df402.
+//
+// Solidity: event VarableChanged(bytes32 indexed _name, uint256 indexed _type, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) FilterVarableChanged(opts *bind.FilterOpts, _name [][32]byte, _type []*big.Int) (*EnvStorageImpVarableChangedIterator, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+	var _typeRule []interface{}
+	for _, _typeItem := range _type {
+		_typeRule = append(_typeRule, _typeItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.FilterLogs(opts, "VarableChanged", _nameRule, _typeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &EnvStorageImpVarableChangedIterator{contract: _EnvStorageImp.contract, event: "VarableChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchVarableChanged is a free log subscription operation binding the contract event 0x60841501cd68d1c6414ed8f47a579de24c7e2f9da7e97f10c4932196d92df402.
+//
+// Solidity: event VarableChanged(bytes32 indexed _name, uint256 indexed _type, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) WatchVarableChanged(opts *bind.WatchOpts, sink chan<- *EnvStorageImpVarableChanged, _name [][32]byte, _type []*big.Int) (event.Subscription, error) {
+
+	var _nameRule []interface{}
+	for _, _nameItem := range _name {
+		_nameRule = append(_nameRule, _nameItem)
+	}
+	var _typeRule []interface{}
+	for _, _typeItem := range _type {
+		_typeRule = append(_typeRule, _typeItem)
+	}
+
+	logs, sub, err := _EnvStorageImp.contract.WatchLogs(opts, "VarableChanged", _nameRule, _typeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(EnvStorageImpVarableChanged)
+				if err := _EnvStorageImp.contract.UnpackLog(event, "VarableChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseVarableChanged is a log parse operation binding the contract event 0x60841501cd68d1c6414ed8f47a579de24c7e2f9da7e97f10c4932196d92df402.
+//
+// Solidity: event VarableChanged(bytes32 indexed _name, uint256 indexed _type, string _value)
+func (_EnvStorageImp *EnvStorageImpFilterer) ParseVarableChanged(log types.Log) (*EnvStorageImpVarableChanged, error) {
+	event := new(EnvStorageImpVarableChanged)
+	if err := _EnvStorageImp.contract.UnpackLog(event, "VarableChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/gen_gov_abi.go b/wemix/bind/gen_gov_abi.go
new file mode 100644
index 000000000000..3a034fe6bd19
--- /dev/null
+++ b/wemix/bind/gen_gov_abi.go
@@ -0,0 +1,5304 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// GovImpMemberInfo is an auto generated low-level Go binding around an user-defined struct.
+type GovImpMemberInfo struct {
+	Staker     common.Address
+	Voter      common.Address
+	Reward     common.Address
+	Name       []byte
+	Enode      []byte
+	Ip         []byte
+	Port       *big.Int
+	LockAmount *big.Int
+	Memo       []byte
+	Duration   *big.Int
+}
+
+// GovMetaData contains all meta data concerning the Gov contract.
+var GovMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_imp\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"5c60da1b": "implementation()",
+	},
+	Bin: "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",
+}
+
+// GovABI is the input ABI used to generate the binding from.
+// Deprecated: Use GovMetaData.ABI instead.
+var GovABI = GovMetaData.ABI
+
+// Deprecated: Use GovMetaData.Sigs instead.
+// GovFuncSigs maps the 4-byte function signature to its string representation.
+var GovFuncSigs = GovMetaData.Sigs
+
+// GovBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use GovMetaData.Bin instead.
+var GovBin = GovMetaData.Bin
+
+// DeployGov deploys a new Ethereum contract, binding an instance of Gov to it.
+func DeployGov(auth *bind.TransactOpts, backend bind.ContractBackend, _imp common.Address) (common.Address, *types.Transaction, *Gov, error) {
+	parsed, err := GovMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(GovBin), backend, _imp)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &Gov{GovCaller: GovCaller{contract: contract}, GovTransactor: GovTransactor{contract: contract}, GovFilterer: GovFilterer{contract: contract}}, nil
+}
+
+// Gov is an auto generated Go binding around an Ethereum contract.
+type Gov struct {
+	GovCaller     // Read-only binding to the contract
+	GovTransactor // Write-only binding to the contract
+	GovFilterer   // Log filterer for contract events
+}
+
+// GovCaller is an auto generated read-only Go binding around an Ethereum contract.
+type GovCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type GovTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type GovFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type GovSession struct {
+	Contract     *Gov              // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// GovCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type GovCallerSession struct {
+	Contract *GovCaller    // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts // Call options to use throughout this session
+}
+
+// GovTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type GovTransactorSession struct {
+	Contract     *GovTransactor    // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// GovRaw is an auto generated low-level Go binding around an Ethereum contract.
+type GovRaw struct {
+	Contract *Gov // Generic contract binding to access the raw methods on
+}
+
+// GovCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type GovCallerRaw struct {
+	Contract *GovCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// GovTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type GovTransactorRaw struct {
+	Contract *GovTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewGov creates a new instance of Gov, bound to a specific deployed contract.
+func NewGov(address common.Address, backend bind.ContractBackend) (*Gov, error) {
+	contract, err := bindGov(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &Gov{GovCaller: GovCaller{contract: contract}, GovTransactor: GovTransactor{contract: contract}, GovFilterer: GovFilterer{contract: contract}}, nil
+}
+
+// NewGovCaller creates a new read-only instance of Gov, bound to a specific deployed contract.
+func NewGovCaller(address common.Address, caller bind.ContractCaller) (*GovCaller, error) {
+	contract, err := bindGov(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &GovCaller{contract: contract}, nil
+}
+
+// NewGovTransactor creates a new write-only instance of Gov, bound to a specific deployed contract.
+func NewGovTransactor(address common.Address, transactor bind.ContractTransactor) (*GovTransactor, error) {
+	contract, err := bindGov(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &GovTransactor{contract: contract}, nil
+}
+
+// NewGovFilterer creates a new log filterer instance of Gov, bound to a specific deployed contract.
+func NewGovFilterer(address common.Address, filterer bind.ContractFilterer) (*GovFilterer, error) {
+	contract, err := bindGov(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &GovFilterer{contract: contract}, nil
+}
+
+// bindGov binds a generic wrapper to an already deployed contract.
+func bindGov(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(GovABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Gov *GovRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Gov.Contract.GovCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Gov *GovRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Gov.Contract.GovTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Gov *GovRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Gov.Contract.GovTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Gov *GovCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Gov.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Gov *GovTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Gov.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Gov *GovTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Gov.Contract.contract.Transact(opts, method, params...)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Gov *GovCaller) Implementation(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _Gov.contract.Call(opts, &out, "implementation")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Gov *GovSession) Implementation() (common.Address, error) {
+	return _Gov.Contract.Implementation(&_Gov.CallOpts)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Gov *GovCallerSession) Implementation() (common.Address, error) {
+	return _Gov.Contract.Implementation(&_Gov.CallOpts)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Gov *GovTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
+	return _Gov.contract.RawTransact(opts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Gov *GovSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _Gov.Contract.Fallback(&_Gov.TransactOpts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Gov *GovTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _Gov.Contract.Fallback(&_Gov.TransactOpts, calldata)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Gov *GovTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Gov.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Gov *GovSession) Receive() (*types.Transaction, error) {
+	return _Gov.Contract.Receive(&_Gov.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Gov *GovTransactorSession) Receive() (*types.Transaction, error) {
+	return _Gov.Contract.Receive(&_Gov.TransactOpts)
+}
+
+// GovAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the Gov contract.
+type GovAdminChangedIterator struct {
+	Event *GovAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovAdminChanged represents a AdminChanged event raised by the Gov contract.
+type GovAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Gov *GovFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*GovAdminChangedIterator, error) {
+
+	logs, sub, err := _Gov.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &GovAdminChangedIterator{contract: _Gov.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Gov *GovFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *GovAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _Gov.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovAdminChanged)
+				if err := _Gov.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Gov *GovFilterer) ParseAdminChanged(log types.Log) (*GovAdminChanged, error) {
+	event := new(GovAdminChanged)
+	if err := _Gov.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the Gov contract.
+type GovBeaconUpgradedIterator struct {
+	Event *GovBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovBeaconUpgraded represents a BeaconUpgraded event raised by the Gov contract.
+type GovBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Gov *GovFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*GovBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _Gov.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovBeaconUpgradedIterator{contract: _Gov.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Gov *GovFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *GovBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _Gov.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovBeaconUpgraded)
+				if err := _Gov.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Gov *GovFilterer) ParseBeaconUpgraded(log types.Log) (*GovBeaconUpgraded, error) {
+	event := new(GovBeaconUpgraded)
+	if err := _Gov.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the Gov contract.
+type GovUpgradedIterator struct {
+	Event *GovUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovUpgraded represents a Upgraded event raised by the Gov contract.
+type GovUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Gov *GovFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*GovUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _Gov.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovUpgradedIterator{contract: _Gov.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Gov *GovFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *GovUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _Gov.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovUpgraded)
+				if err := _Gov.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Gov *GovFilterer) ParseUpgraded(log types.Log) (*GovUpgraded, error) {
+	event := new(GovUpgraded)
+	if err := _Gov.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpMetaData contains all meta data concerning the GovImp contract.
+var GovImpMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"bytes32\",\"name\":\"envName\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"envType\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"envVal\",\"type\":\"bytes\"}],\"name\":\"EnvChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"}],\"name\":\"GovDataMigrated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\"}],\"name\":\"Initialized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"}],\"name\":\"MemberAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"oldAddr\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newAddr\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newVoter\",\"type\":\"address\"}],\"name\":\"MemberChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"}],\"name\":\"MemberRemoved\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"}],\"name\":\"MemberUpdated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"ballotId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"reason\",\"type\":\"string\"}],\"name\":\"NotApplicable\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newPeriod\",\"type\":\"uint256\"}],\"name\":\"SetProposalTimePeriod\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetRegistry\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MIN_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_DURATION_MIN_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BALLOT_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BASE_FEE_MAX_CHANGE_RATE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCKS_PER_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_CREATION_TIME_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_GASLIMIT_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_AMOUNT_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_METHOD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"DENOMINATOR\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ENV_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GASLIMIT_AND_BASE_FEE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GAS_TARGET_PERCENTAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GOV_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_BASE_FEE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_IDLE_BLOCK_INTERVAL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_PRIORITY_FEE_PER_GAS_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"REWARD_POOL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MIN_MAX_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_MIN_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"reward\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"name\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"enode\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"ip\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"port\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"internalType\":\"structGovImp.MemberInfo\",\"name\":\"info\",\"type\":\"tuple\"}],\"name\":\"addProposalToAddMember\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"envName\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"envType\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"envVal\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"name\":\"addProposalToChangeEnv\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newGovAddr\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"name\":\"addProposalToChangeGov\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"voter\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"reward\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"name\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"enode\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"ip\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"port\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"internalType\":\"structGovImp.MemberInfo\",\"name\":\"newInfo\",\"type\":\"tuple\"},{\"internalType\":\"address\",\"name\":\"oldStaker\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"unlockAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"slashing\",\"type\":\"uint256\"}],\"name\":\"addProposalToChangeMember\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"memo\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"unlockAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"slashing\",\"type\":\"uint256\"}],\"name\":\"addProposalToRemoveMember\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ballotLength\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"checkUnfinalized\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"finalizeEndedVote\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBallotInVoting\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxStaking\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxVotingDuration\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"idx\",\"type\":\"uint256\"}],\"name\":\"getMember\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"idx\",\"type\":\"uint256\"}],\"name\":\"getMemberFromNodeIdx\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMemberLength\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMinStaking\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMinVotingDuration\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"idx\",\"type\":\"uint256\"}],\"name\":\"getNode\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"name\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"enode\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"ip\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"port\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"getNodeIdxFromMember\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getNodeLength\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"idx\",\"type\":\"uint256\"}],\"name\":\"getReward\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"getStakerAddr\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getThreshold\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"idx\",\"type\":\"uint256\"}],\"name\":\"getVoter\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"registry\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"name\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"enode\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"ip\",\"type\":\"bytes\"},{\"internalType\":\"uint256\",\"name\":\"port\",\"type\":\"uint256\"}],\"name\":\"init\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"registry\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"oldModifiedBlock\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"oldOwner\",\"type\":\"address\"}],\"name\":\"initMigration\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"registry\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"initOnce\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"isMember\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"isReward\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"isStaker\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"isVoter\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"lastAddProposalTime\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"oldGov\",\"type\":\"address\"}],\"name\":\"migrateFromLegacy\",\"outputs\":[{\"internalType\":\"int256\",\"name\":\"\",\"type\":\"int256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"modifiedBlock\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proposal_time_period\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proxiableUUID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reInit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reg\",\"outputs\":[{\"internalType\":\"contractIRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"rewardIdx\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newPeriod\",\"type\":\"uint256\"}],\"name\":\"setProposalTimePeriod\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"setRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"stakerIdx\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"ballotIdx\",\"type\":\"uint256\"},{\"internalType\":\"bool\",\"name\":\"approval\",\"type\":\"bool\"}],\"name\":\"vote\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"voteLength\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"voterIdx\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]",
+	Sigs: map[string]string{
+		"0015a73b": "BALLOT_DURATION_MAX_NAME()",
+		"656e3052": "BALLOT_DURATION_MIN_MAX_NAME()",
+		"6d583ca7": "BALLOT_DURATION_MIN_NAME()",
+		"9986e4b9": "BALLOT_STORAGE_NAME()",
+		"c42a0abc": "BASE_FEE_MAX_CHANGE_RATE_NAME()",
+		"3f35c8fe": "BLOCKS_PER_NAME()",
+		"c0b4fe15": "BLOCK_CREATION_TIME_NAME()",
+		"238737b6": "BLOCK_GASLIMIT_NAME()",
+		"a9b629b2": "BLOCK_REWARD_AMOUNT_NAME()",
+		"c6713baf": "BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME()",
+		"7b2bfb01": "BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME()",
+		"46946416": "BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME()",
+		"278bb12a": "BLOCK_REWARD_DISTRIBUTION_METHOD_NAME()",
+		"6167eb45": "BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME()",
+		"918f8674": "DENOMINATOR()",
+		"34125c84": "ECOSYSTEM_NAME()",
+		"7bf46530": "ENV_STORAGE_NAME()",
+		"c7d3da34": "GASLIMIT_AND_BASE_FEE_NAME()",
+		"4d273e28": "GAS_TARGET_PERCENTAGE_NAME()",
+		"6c78d2cf": "GOV_NAME()",
+		"4bd1ed76": "MAINTENANCE_NAME()",
+		"f38ecf47": "MAX_BASE_FEE_NAME()",
+		"b128f880": "MAX_IDLE_BLOCK_INTERVAL_NAME()",
+		"38294419": "MAX_PRIORITY_FEE_PER_GAS_NAME()",
+		"2f40992e": "REWARD_POOL_NAME()",
+		"c00ace6c": "STAKING_MAX_NAME()",
+		"a6868b7d": "STAKING_MIN_MAX_NAME()",
+		"6fde207a": "STAKING_MIN_NAME()",
+		"1e0cba0d": "STAKING_NAME()",
+		"5a731cca": "STAKING_REWARD_NAME()",
+		"36e83d83": "addProposalToAddMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256))",
+		"40690353": "addProposalToChangeEnv(bytes32,uint256,bytes,bytes,uint256)",
+		"0efa4909": "addProposalToChangeGov(address,bytes,uint256)",
+		"a78a8188": "addProposalToChangeMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256),address,uint256,uint256)",
+		"894f5111": "addProposalToRemoveMember(address,uint256,bytes,uint256,uint256,uint256)",
+		"d6f9cfce": "ballotLength()",
+		"1c12b030": "checkUnfinalized()",
+		"6ba99181": "finalizeEndedVote()",
+		"de09b377": "getBallotInVoting()",
+		"5aaa4040": "getMaxStaking()",
+		"ce04b9d4": "getMaxVotingDuration()",
+		"ab3545e5": "getMember(uint256)",
+		"15bf6b4d": "getMemberFromNodeIdx(uint256)",
+		"d965ea00": "getMemberLength()",
+		"af6af2ff": "getMinStaking()",
+		"1c150171": "getMinVotingDuration()",
+		"4f0f4aa9": "getNode(uint256)",
+		"ce6a54ff": "getNodeIdxFromMember(address)",
+		"72016f75": "getNodeLength()",
+		"1c4b774b": "getReward(uint256)",
+		"6f6de96d": "getStakerAddr(address)",
+		"e75235b8": "getThreshold()",
+		"d07bff0c": "getVoter(uint256)",
+		"a8915a3e": "init(address,uint256,bytes,bytes,bytes,uint256)",
+		"397e38e7": "initMigration(address,uint256,address)",
+		"351bacda": "initOnce(address,uint256,bytes)",
+		"a230c524": "isMember(address)",
+		"4d5ce038": "isReward(address)",
+		"6f1e8533": "isStaker(address)",
+		"a7771ee3": "isVoter(address)",
+		"139d9dd3": "lastAddProposalTime(address)",
+		"8d39e33a": "migrateFromLegacy(address)",
+		"7d10dd1b": "modifiedBlock()",
+		"8da5cb5b": "owner()",
+		"3310569c": "proposal_time_period()",
+		"52d1902d": "proxiableUUID()",
+		"16fbe831": "reInit()",
+		"738fdd1a": "reg()",
+		"715018a6": "renounceOwnership()",
+		"aaf0dd36": "rewardIdx(address)",
+		"e27bdaef": "setProposalTimePeriod(uint256)",
+		"a91ee0dc": "setRegistry(address)",
+		"a0c12683": "stakerIdx(address)",
+		"f2fde38b": "transferOwnership(address)",
+		"3659cfe6": "upgradeTo(address)",
+		"4f1ef286": "upgradeToAndCall(address,bytes)",
+		"c9d27afe": "vote(uint256,bool)",
+		"e9523fb5": "voteLength()",
+		"cec5b622": "voterIdx(address)",
+	},
+	Bin: 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+}
+
+// GovImpABI is the input ABI used to generate the binding from.
+// Deprecated: Use GovImpMetaData.ABI instead.
+var GovImpABI = GovImpMetaData.ABI
+
+// Deprecated: Use GovImpMetaData.Sigs instead.
+// GovImpFuncSigs maps the 4-byte function signature to its string representation.
+var GovImpFuncSigs = GovImpMetaData.Sigs
+
+// GovImpBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use GovImpMetaData.Bin instead.
+var GovImpBin = GovImpMetaData.Bin
+
+// DeployGovImp deploys a new Ethereum contract, binding an instance of GovImp to it.
+func DeployGovImp(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *GovImp, error) {
+	parsed, err := GovImpMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(GovImpBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &GovImp{GovImpCaller: GovImpCaller{contract: contract}, GovImpTransactor: GovImpTransactor{contract: contract}, GovImpFilterer: GovImpFilterer{contract: contract}}, nil
+}
+
+// GovImp is an auto generated Go binding around an Ethereum contract.
+type GovImp struct {
+	GovImpCaller     // Read-only binding to the contract
+	GovImpTransactor // Write-only binding to the contract
+	GovImpFilterer   // Log filterer for contract events
+}
+
+// GovImpCaller is an auto generated read-only Go binding around an Ethereum contract.
+type GovImpCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovImpTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type GovImpTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovImpFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type GovImpFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// GovImpSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type GovImpSession struct {
+	Contract     *GovImp           // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// GovImpCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type GovImpCallerSession struct {
+	Contract *GovImpCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts // Call options to use throughout this session
+}
+
+// GovImpTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type GovImpTransactorSession struct {
+	Contract     *GovImpTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// GovImpRaw is an auto generated low-level Go binding around an Ethereum contract.
+type GovImpRaw struct {
+	Contract *GovImp // Generic contract binding to access the raw methods on
+}
+
+// GovImpCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type GovImpCallerRaw struct {
+	Contract *GovImpCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// GovImpTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type GovImpTransactorRaw struct {
+	Contract *GovImpTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewGovImp creates a new instance of GovImp, bound to a specific deployed contract.
+func NewGovImp(address common.Address, backend bind.ContractBackend) (*GovImp, error) {
+	contract, err := bindGovImp(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImp{GovImpCaller: GovImpCaller{contract: contract}, GovImpTransactor: GovImpTransactor{contract: contract}, GovImpFilterer: GovImpFilterer{contract: contract}}, nil
+}
+
+// NewGovImpCaller creates a new read-only instance of GovImp, bound to a specific deployed contract.
+func NewGovImpCaller(address common.Address, caller bind.ContractCaller) (*GovImpCaller, error) {
+	contract, err := bindGovImp(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpCaller{contract: contract}, nil
+}
+
+// NewGovImpTransactor creates a new write-only instance of GovImp, bound to a specific deployed contract.
+func NewGovImpTransactor(address common.Address, transactor bind.ContractTransactor) (*GovImpTransactor, error) {
+	contract, err := bindGovImp(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpTransactor{contract: contract}, nil
+}
+
+// NewGovImpFilterer creates a new log filterer instance of GovImp, bound to a specific deployed contract.
+func NewGovImpFilterer(address common.Address, filterer bind.ContractFilterer) (*GovImpFilterer, error) {
+	contract, err := bindGovImp(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpFilterer{contract: contract}, nil
+}
+
+// bindGovImp binds a generic wrapper to an already deployed contract.
+func bindGovImp(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(GovImpABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_GovImp *GovImpRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _GovImp.Contract.GovImpCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_GovImp *GovImpRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _GovImp.Contract.GovImpTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_GovImp *GovImpRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _GovImp.Contract.GovImpTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_GovImp *GovImpCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _GovImp.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_GovImp *GovImpTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _GovImp.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_GovImp *GovImpTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _GovImp.Contract.contract.Transact(opts, method, params...)
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BALLOTDURATIONMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BALLOT_DURATION_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BALLOTDURATIONMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMAXNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTDURATIONMAXNAME is a free data retrieval call binding the contract method 0x0015a73b.
+//
+// Solidity: function BALLOT_DURATION_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BALLOTDURATIONMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMAXNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BALLOTDURATIONMINMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BALLOT_DURATION_MIN_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BALLOTDURATIONMINMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMINMAXNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTDURATIONMINMAXNAME is a free data retrieval call binding the contract method 0x656e3052.
+//
+// Solidity: function BALLOT_DURATION_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BALLOTDURATIONMINMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMINMAXNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BALLOTDURATIONMINNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BALLOT_DURATION_MIN_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BALLOTDURATIONMINNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMINNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTDURATIONMINNAME is a free data retrieval call binding the contract method 0x6d583ca7.
+//
+// Solidity: function BALLOT_DURATION_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BALLOTDURATIONMINNAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTDURATIONMINNAME(&_GovImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BALLOTSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BALLOT_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTSTORAGENAME(&_GovImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.BALLOTSTORAGENAME(&_GovImp.CallOpts)
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BASEFEEMAXCHANGERATENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BASE_FEE_MAX_CHANGE_RATE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BASEFEEMAXCHANGERATENAME() ([32]byte, error) {
+	return _GovImp.Contract.BASEFEEMAXCHANGERATENAME(&_GovImp.CallOpts)
+}
+
+// BASEFEEMAXCHANGERATENAME is a free data retrieval call binding the contract method 0xc42a0abc.
+//
+// Solidity: function BASE_FEE_MAX_CHANGE_RATE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BASEFEEMAXCHANGERATENAME() ([32]byte, error) {
+	return _GovImp.Contract.BASEFEEMAXCHANGERATENAME(&_GovImp.CallOpts)
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKSPERNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCKS_PER_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKSPERNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKSPERNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKSPERNAME is a free data retrieval call binding the contract method 0x3f35c8fe.
+//
+// Solidity: function BLOCKS_PER_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKSPERNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKSPERNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKCREATIONTIMENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_CREATION_TIME_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKCREATIONTIMENAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKCREATIONTIMENAME(&_GovImp.CallOpts)
+}
+
+// BLOCKCREATIONTIMENAME is a free data retrieval call binding the contract method 0xc0b4fe15.
+//
+// Solidity: function BLOCK_CREATION_TIME_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKCREATIONTIMENAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKCREATIONTIMENAME(&_GovImp.CallOpts)
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKGASLIMITNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_GASLIMIT_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKGASLIMITNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKGASLIMITNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKGASLIMITNAME is a free data retrieval call binding the contract method 0x238737b6.
+//
+// Solidity: function BLOCK_GASLIMIT_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKGASLIMITNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKGASLIMITNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDAMOUNTNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_AMOUNT_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDAMOUNTNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDAMOUNTNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDAMOUNTNAME is a free data retrieval call binding the contract method 0xa9b629b2.
+//
+// Solidity: function BLOCK_REWARD_AMOUNT_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDAMOUNTNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDAMOUNTNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME is a free data retrieval call binding the contract method 0xc6713baf.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONBLOCKPRODUCERNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME is a free data retrieval call binding the contract method 0x7b2bfb01.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONECOSYSTEMNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMAINTENANCENAME is a free data retrieval call binding the contract method 0x46946416.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDDISTRIBUTIONMAINTENANCENAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONMAINTENANCENAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDDISTRIBUTIONMETHODNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_METHOD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDDISTRIBUTIONMETHODNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONMETHODNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONMETHODNAME is a free data retrieval call binding the contract method 0x278bb12a.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_METHOD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDDISTRIBUTIONMETHODNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONMETHODNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(&_GovImp.CallOpts)
+}
+
+// BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME is a free data retrieval call binding the contract method 0x6167eb45.
+//
+// Solidity: function BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME() ([32]byte, error) {
+	return _GovImp.Contract.BLOCKREWARDDISTRIBUTIONSTAKINGREWARDNAME(&_GovImp.CallOpts)
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_GovImp *GovImpCaller) DENOMINATOR(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "DENOMINATOR")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_GovImp *GovImpSession) DENOMINATOR() (*big.Int, error) {
+	return _GovImp.Contract.DENOMINATOR(&_GovImp.CallOpts)
+}
+
+// DENOMINATOR is a free data retrieval call binding the contract method 0x918f8674.
+//
+// Solidity: function DENOMINATOR() view returns(uint256)
+func (_GovImp *GovImpCallerSession) DENOMINATOR() (*big.Int, error) {
+	return _GovImp.Contract.DENOMINATOR(&_GovImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) ECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _GovImp.Contract.ECOSYSTEMNAME(&_GovImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _GovImp.Contract.ECOSYSTEMNAME(&_GovImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) ENVSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "ENV_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.ENVSTORAGENAME(&_GovImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.ENVSTORAGENAME(&_GovImp.CallOpts)
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) GASLIMITANDBASEFEENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "GASLIMIT_AND_BASE_FEE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) GASLIMITANDBASEFEENAME() ([32]byte, error) {
+	return _GovImp.Contract.GASLIMITANDBASEFEENAME(&_GovImp.CallOpts)
+}
+
+// GASLIMITANDBASEFEENAME is a free data retrieval call binding the contract method 0xc7d3da34.
+//
+// Solidity: function GASLIMIT_AND_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) GASLIMITANDBASEFEENAME() ([32]byte, error) {
+	return _GovImp.Contract.GASLIMITANDBASEFEENAME(&_GovImp.CallOpts)
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) GASTARGETPERCENTAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "GAS_TARGET_PERCENTAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) GASTARGETPERCENTAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.GASTARGETPERCENTAGENAME(&_GovImp.CallOpts)
+}
+
+// GASTARGETPERCENTAGENAME is a free data retrieval call binding the contract method 0x4d273e28.
+//
+// Solidity: function GAS_TARGET_PERCENTAGE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) GASTARGETPERCENTAGENAME() ([32]byte, error) {
+	return _GovImp.Contract.GASTARGETPERCENTAGENAME(&_GovImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) GOVNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "GOV_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) GOVNAME() ([32]byte, error) {
+	return _GovImp.Contract.GOVNAME(&_GovImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) GOVNAME() ([32]byte, error) {
+	return _GovImp.Contract.GOVNAME(&_GovImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) MAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) MAINTENANCENAME() ([32]byte, error) {
+	return _GovImp.Contract.MAINTENANCENAME(&_GovImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) MAINTENANCENAME() ([32]byte, error) {
+	return _GovImp.Contract.MAINTENANCENAME(&_GovImp.CallOpts)
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) MAXBASEFEENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "MAX_BASE_FEE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) MAXBASEFEENAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXBASEFEENAME(&_GovImp.CallOpts)
+}
+
+// MAXBASEFEENAME is a free data retrieval call binding the contract method 0xf38ecf47.
+//
+// Solidity: function MAX_BASE_FEE_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) MAXBASEFEENAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXBASEFEENAME(&_GovImp.CallOpts)
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) MAXIDLEBLOCKINTERVALNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "MAX_IDLE_BLOCK_INTERVAL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) MAXIDLEBLOCKINTERVALNAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXIDLEBLOCKINTERVALNAME(&_GovImp.CallOpts)
+}
+
+// MAXIDLEBLOCKINTERVALNAME is a free data retrieval call binding the contract method 0xb128f880.
+//
+// Solidity: function MAX_IDLE_BLOCK_INTERVAL_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) MAXIDLEBLOCKINTERVALNAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXIDLEBLOCKINTERVALNAME(&_GovImp.CallOpts)
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) MAXPRIORITYFEEPERGASNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "MAX_PRIORITY_FEE_PER_GAS_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) MAXPRIORITYFEEPERGASNAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXPRIORITYFEEPERGASNAME(&_GovImp.CallOpts)
+}
+
+// MAXPRIORITYFEEPERGASNAME is a free data retrieval call binding the contract method 0x38294419.
+//
+// Solidity: function MAX_PRIORITY_FEE_PER_GAS_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) MAXPRIORITYFEEPERGASNAME() ([32]byte, error) {
+	return _GovImp.Contract.MAXPRIORITYFEEPERGASNAME(&_GovImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) REWARDPOOLNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "REWARD_POOL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _GovImp.Contract.REWARDPOOLNAME(&_GovImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _GovImp.Contract.REWARDPOOLNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) STAKINGMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "STAKING_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) STAKINGMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMAXNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMAXNAME is a free data retrieval call binding the contract method 0xc00ace6c.
+//
+// Solidity: function STAKING_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) STAKINGMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMAXNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) STAKINGMINMAXNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "STAKING_MIN_MAX_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) STAKINGMINMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMINMAXNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMINMAXNAME is a free data retrieval call binding the contract method 0xa6868b7d.
+//
+// Solidity: function STAKING_MIN_MAX_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) STAKINGMINMAXNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMINMAXNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) STAKINGMINNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "STAKING_MIN_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) STAKINGMINNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMINNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGMINNAME is a free data retrieval call binding the contract method 0x6fde207a.
+//
+// Solidity: function STAKING_MIN_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) STAKINGMINNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGMINNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) STAKINGNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "STAKING_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) STAKINGNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) STAKINGNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCaller) STAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGREWARDNAME(&_GovImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _GovImp.Contract.STAKINGREWARDNAME(&_GovImp.CallOpts)
+}
+
+// BallotLength is a free data retrieval call binding the contract method 0xd6f9cfce.
+//
+// Solidity: function ballotLength() view returns(uint256)
+func (_GovImp *GovImpCaller) BallotLength(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "ballotLength")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// BallotLength is a free data retrieval call binding the contract method 0xd6f9cfce.
+//
+// Solidity: function ballotLength() view returns(uint256)
+func (_GovImp *GovImpSession) BallotLength() (*big.Int, error) {
+	return _GovImp.Contract.BallotLength(&_GovImp.CallOpts)
+}
+
+// BallotLength is a free data retrieval call binding the contract method 0xd6f9cfce.
+//
+// Solidity: function ballotLength() view returns(uint256)
+func (_GovImp *GovImpCallerSession) BallotLength() (*big.Int, error) {
+	return _GovImp.Contract.BallotLength(&_GovImp.CallOpts)
+}
+
+// CheckUnfinalized is a free data retrieval call binding the contract method 0x1c12b030.
+//
+// Solidity: function checkUnfinalized() view returns(bool)
+func (_GovImp *GovImpCaller) CheckUnfinalized(opts *bind.CallOpts) (bool, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "checkUnfinalized")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// CheckUnfinalized is a free data retrieval call binding the contract method 0x1c12b030.
+//
+// Solidity: function checkUnfinalized() view returns(bool)
+func (_GovImp *GovImpSession) CheckUnfinalized() (bool, error) {
+	return _GovImp.Contract.CheckUnfinalized(&_GovImp.CallOpts)
+}
+
+// CheckUnfinalized is a free data retrieval call binding the contract method 0x1c12b030.
+//
+// Solidity: function checkUnfinalized() view returns(bool)
+func (_GovImp *GovImpCallerSession) CheckUnfinalized() (bool, error) {
+	return _GovImp.Contract.CheckUnfinalized(&_GovImp.CallOpts)
+}
+
+// GetBallotInVoting is a free data retrieval call binding the contract method 0xde09b377.
+//
+// Solidity: function getBallotInVoting() view returns(uint256)
+func (_GovImp *GovImpCaller) GetBallotInVoting(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getBallotInVoting")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetBallotInVoting is a free data retrieval call binding the contract method 0xde09b377.
+//
+// Solidity: function getBallotInVoting() view returns(uint256)
+func (_GovImp *GovImpSession) GetBallotInVoting() (*big.Int, error) {
+	return _GovImp.Contract.GetBallotInVoting(&_GovImp.CallOpts)
+}
+
+// GetBallotInVoting is a free data retrieval call binding the contract method 0xde09b377.
+//
+// Solidity: function getBallotInVoting() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetBallotInVoting() (*big.Int, error) {
+	return _GovImp.Contract.GetBallotInVoting(&_GovImp.CallOpts)
+}
+
+// GetMaxStaking is a free data retrieval call binding the contract method 0x5aaa4040.
+//
+// Solidity: function getMaxStaking() view returns(uint256)
+func (_GovImp *GovImpCaller) GetMaxStaking(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMaxStaking")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxStaking is a free data retrieval call binding the contract method 0x5aaa4040.
+//
+// Solidity: function getMaxStaking() view returns(uint256)
+func (_GovImp *GovImpSession) GetMaxStaking() (*big.Int, error) {
+	return _GovImp.Contract.GetMaxStaking(&_GovImp.CallOpts)
+}
+
+// GetMaxStaking is a free data retrieval call binding the contract method 0x5aaa4040.
+//
+// Solidity: function getMaxStaking() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetMaxStaking() (*big.Int, error) {
+	return _GovImp.Contract.GetMaxStaking(&_GovImp.CallOpts)
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_GovImp *GovImpCaller) GetMaxVotingDuration(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMaxVotingDuration")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_GovImp *GovImpSession) GetMaxVotingDuration() (*big.Int, error) {
+	return _GovImp.Contract.GetMaxVotingDuration(&_GovImp.CallOpts)
+}
+
+// GetMaxVotingDuration is a free data retrieval call binding the contract method 0xce04b9d4.
+//
+// Solidity: function getMaxVotingDuration() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetMaxVotingDuration() (*big.Int, error) {
+	return _GovImp.Contract.GetMaxVotingDuration(&_GovImp.CallOpts)
+}
+
+// GetMember is a free data retrieval call binding the contract method 0xab3545e5.
+//
+// Solidity: function getMember(uint256 idx) view returns(address)
+func (_GovImp *GovImpCaller) GetMember(opts *bind.CallOpts, idx *big.Int) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMember", idx)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetMember is a free data retrieval call binding the contract method 0xab3545e5.
+//
+// Solidity: function getMember(uint256 idx) view returns(address)
+func (_GovImp *GovImpSession) GetMember(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetMember(&_GovImp.CallOpts, idx)
+}
+
+// GetMember is a free data retrieval call binding the contract method 0xab3545e5.
+//
+// Solidity: function getMember(uint256 idx) view returns(address)
+func (_GovImp *GovImpCallerSession) GetMember(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetMember(&_GovImp.CallOpts, idx)
+}
+
+// GetMemberFromNodeIdx is a free data retrieval call binding the contract method 0x15bf6b4d.
+//
+// Solidity: function getMemberFromNodeIdx(uint256 idx) view returns(address)
+func (_GovImp *GovImpCaller) GetMemberFromNodeIdx(opts *bind.CallOpts, idx *big.Int) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMemberFromNodeIdx", idx)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetMemberFromNodeIdx is a free data retrieval call binding the contract method 0x15bf6b4d.
+//
+// Solidity: function getMemberFromNodeIdx(uint256 idx) view returns(address)
+func (_GovImp *GovImpSession) GetMemberFromNodeIdx(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetMemberFromNodeIdx(&_GovImp.CallOpts, idx)
+}
+
+// GetMemberFromNodeIdx is a free data retrieval call binding the contract method 0x15bf6b4d.
+//
+// Solidity: function getMemberFromNodeIdx(uint256 idx) view returns(address)
+func (_GovImp *GovImpCallerSession) GetMemberFromNodeIdx(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetMemberFromNodeIdx(&_GovImp.CallOpts, idx)
+}
+
+// GetMemberLength is a free data retrieval call binding the contract method 0xd965ea00.
+//
+// Solidity: function getMemberLength() view returns(uint256)
+func (_GovImp *GovImpCaller) GetMemberLength(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMemberLength")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMemberLength is a free data retrieval call binding the contract method 0xd965ea00.
+//
+// Solidity: function getMemberLength() view returns(uint256)
+func (_GovImp *GovImpSession) GetMemberLength() (*big.Int, error) {
+	return _GovImp.Contract.GetMemberLength(&_GovImp.CallOpts)
+}
+
+// GetMemberLength is a free data retrieval call binding the contract method 0xd965ea00.
+//
+// Solidity: function getMemberLength() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetMemberLength() (*big.Int, error) {
+	return _GovImp.Contract.GetMemberLength(&_GovImp.CallOpts)
+}
+
+// GetMinStaking is a free data retrieval call binding the contract method 0xaf6af2ff.
+//
+// Solidity: function getMinStaking() view returns(uint256)
+func (_GovImp *GovImpCaller) GetMinStaking(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMinStaking")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMinStaking is a free data retrieval call binding the contract method 0xaf6af2ff.
+//
+// Solidity: function getMinStaking() view returns(uint256)
+func (_GovImp *GovImpSession) GetMinStaking() (*big.Int, error) {
+	return _GovImp.Contract.GetMinStaking(&_GovImp.CallOpts)
+}
+
+// GetMinStaking is a free data retrieval call binding the contract method 0xaf6af2ff.
+//
+// Solidity: function getMinStaking() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetMinStaking() (*big.Int, error) {
+	return _GovImp.Contract.GetMinStaking(&_GovImp.CallOpts)
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_GovImp *GovImpCaller) GetMinVotingDuration(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getMinVotingDuration")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_GovImp *GovImpSession) GetMinVotingDuration() (*big.Int, error) {
+	return _GovImp.Contract.GetMinVotingDuration(&_GovImp.CallOpts)
+}
+
+// GetMinVotingDuration is a free data retrieval call binding the contract method 0x1c150171.
+//
+// Solidity: function getMinVotingDuration() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetMinVotingDuration() (*big.Int, error) {
+	return _GovImp.Contract.GetMinVotingDuration(&_GovImp.CallOpts)
+}
+
+// GetNode is a free data retrieval call binding the contract method 0x4f0f4aa9.
+//
+// Solidity: function getNode(uint256 idx) view returns(bytes name, bytes enode, bytes ip, uint256 port)
+func (_GovImp *GovImpCaller) GetNode(opts *bind.CallOpts, idx *big.Int) (struct {
+	Name  []byte
+	Enode []byte
+	Ip    []byte
+	Port  *big.Int
+}, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getNode", idx)
+
+	outstruct := new(struct {
+		Name  []byte
+		Enode []byte
+		Ip    []byte
+		Port  *big.Int
+	})
+	if err != nil {
+		return *outstruct, err
+	}
+
+	outstruct.Name = *abi.ConvertType(out[0], new([]byte)).(*[]byte)
+	outstruct.Enode = *abi.ConvertType(out[1], new([]byte)).(*[]byte)
+	outstruct.Ip = *abi.ConvertType(out[2], new([]byte)).(*[]byte)
+	outstruct.Port = *abi.ConvertType(out[3], new(*big.Int)).(**big.Int)
+
+	return *outstruct, err
+
+}
+
+// GetNode is a free data retrieval call binding the contract method 0x4f0f4aa9.
+//
+// Solidity: function getNode(uint256 idx) view returns(bytes name, bytes enode, bytes ip, uint256 port)
+func (_GovImp *GovImpSession) GetNode(idx *big.Int) (struct {
+	Name  []byte
+	Enode []byte
+	Ip    []byte
+	Port  *big.Int
+}, error) {
+	return _GovImp.Contract.GetNode(&_GovImp.CallOpts, idx)
+}
+
+// GetNode is a free data retrieval call binding the contract method 0x4f0f4aa9.
+//
+// Solidity: function getNode(uint256 idx) view returns(bytes name, bytes enode, bytes ip, uint256 port)
+func (_GovImp *GovImpCallerSession) GetNode(idx *big.Int) (struct {
+	Name  []byte
+	Enode []byte
+	Ip    []byte
+	Port  *big.Int
+}, error) {
+	return _GovImp.Contract.GetNode(&_GovImp.CallOpts, idx)
+}
+
+// GetNodeIdxFromMember is a free data retrieval call binding the contract method 0xce6a54ff.
+//
+// Solidity: function getNodeIdxFromMember(address addr) view returns(uint256)
+func (_GovImp *GovImpCaller) GetNodeIdxFromMember(opts *bind.CallOpts, addr common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getNodeIdxFromMember", addr)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetNodeIdxFromMember is a free data retrieval call binding the contract method 0xce6a54ff.
+//
+// Solidity: function getNodeIdxFromMember(address addr) view returns(uint256)
+func (_GovImp *GovImpSession) GetNodeIdxFromMember(addr common.Address) (*big.Int, error) {
+	return _GovImp.Contract.GetNodeIdxFromMember(&_GovImp.CallOpts, addr)
+}
+
+// GetNodeIdxFromMember is a free data retrieval call binding the contract method 0xce6a54ff.
+//
+// Solidity: function getNodeIdxFromMember(address addr) view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetNodeIdxFromMember(addr common.Address) (*big.Int, error) {
+	return _GovImp.Contract.GetNodeIdxFromMember(&_GovImp.CallOpts, addr)
+}
+
+// GetNodeLength is a free data retrieval call binding the contract method 0x72016f75.
+//
+// Solidity: function getNodeLength() view returns(uint256)
+func (_GovImp *GovImpCaller) GetNodeLength(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getNodeLength")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetNodeLength is a free data retrieval call binding the contract method 0x72016f75.
+//
+// Solidity: function getNodeLength() view returns(uint256)
+func (_GovImp *GovImpSession) GetNodeLength() (*big.Int, error) {
+	return _GovImp.Contract.GetNodeLength(&_GovImp.CallOpts)
+}
+
+// GetNodeLength is a free data retrieval call binding the contract method 0x72016f75.
+//
+// Solidity: function getNodeLength() view returns(uint256)
+func (_GovImp *GovImpCallerSession) GetNodeLength() (*big.Int, error) {
+	return _GovImp.Contract.GetNodeLength(&_GovImp.CallOpts)
+}
+
+// GetReward is a free data retrieval call binding the contract method 0x1c4b774b.
+//
+// Solidity: function getReward(uint256 idx) view returns(address)
+func (_GovImp *GovImpCaller) GetReward(opts *bind.CallOpts, idx *big.Int) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getReward", idx)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetReward is a free data retrieval call binding the contract method 0x1c4b774b.
+//
+// Solidity: function getReward(uint256 idx) view returns(address)
+func (_GovImp *GovImpSession) GetReward(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetReward(&_GovImp.CallOpts, idx)
+}
+
+// GetReward is a free data retrieval call binding the contract method 0x1c4b774b.
+//
+// Solidity: function getReward(uint256 idx) view returns(address)
+func (_GovImp *GovImpCallerSession) GetReward(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetReward(&_GovImp.CallOpts, idx)
+}
+
+// GetStakerAddr is a free data retrieval call binding the contract method 0x6f6de96d.
+//
+// Solidity: function getStakerAddr(address _addr) view returns(address staker)
+func (_GovImp *GovImpCaller) GetStakerAddr(opts *bind.CallOpts, _addr common.Address) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getStakerAddr", _addr)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetStakerAddr is a free data retrieval call binding the contract method 0x6f6de96d.
+//
+// Solidity: function getStakerAddr(address _addr) view returns(address staker)
+func (_GovImp *GovImpSession) GetStakerAddr(_addr common.Address) (common.Address, error) {
+	return _GovImp.Contract.GetStakerAddr(&_GovImp.CallOpts, _addr)
+}
+
+// GetStakerAddr is a free data retrieval call binding the contract method 0x6f6de96d.
+//
+// Solidity: function getStakerAddr(address _addr) view returns(address staker)
+func (_GovImp *GovImpCallerSession) GetStakerAddr(_addr common.Address) (common.Address, error) {
+	return _GovImp.Contract.GetStakerAddr(&_GovImp.CallOpts, _addr)
+}
+
+// GetThreshold is a free data retrieval call binding the contract method 0xe75235b8.
+//
+// Solidity: function getThreshold() pure returns(uint256)
+func (_GovImp *GovImpCaller) GetThreshold(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getThreshold")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetThreshold is a free data retrieval call binding the contract method 0xe75235b8.
+//
+// Solidity: function getThreshold() pure returns(uint256)
+func (_GovImp *GovImpSession) GetThreshold() (*big.Int, error) {
+	return _GovImp.Contract.GetThreshold(&_GovImp.CallOpts)
+}
+
+// GetThreshold is a free data retrieval call binding the contract method 0xe75235b8.
+//
+// Solidity: function getThreshold() pure returns(uint256)
+func (_GovImp *GovImpCallerSession) GetThreshold() (*big.Int, error) {
+	return _GovImp.Contract.GetThreshold(&_GovImp.CallOpts)
+}
+
+// GetVoter is a free data retrieval call binding the contract method 0xd07bff0c.
+//
+// Solidity: function getVoter(uint256 idx) view returns(address)
+func (_GovImp *GovImpCaller) GetVoter(opts *bind.CallOpts, idx *big.Int) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "getVoter", idx)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetVoter is a free data retrieval call binding the contract method 0xd07bff0c.
+//
+// Solidity: function getVoter(uint256 idx) view returns(address)
+func (_GovImp *GovImpSession) GetVoter(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetVoter(&_GovImp.CallOpts, idx)
+}
+
+// GetVoter is a free data retrieval call binding the contract method 0xd07bff0c.
+//
+// Solidity: function getVoter(uint256 idx) view returns(address)
+func (_GovImp *GovImpCallerSession) GetVoter(idx *big.Int) (common.Address, error) {
+	return _GovImp.Contract.GetVoter(&_GovImp.CallOpts, idx)
+}
+
+// IsMember is a free data retrieval call binding the contract method 0xa230c524.
+//
+// Solidity: function isMember(address addr) view returns(bool)
+func (_GovImp *GovImpCaller) IsMember(opts *bind.CallOpts, addr common.Address) (bool, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "isMember", addr)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsMember is a free data retrieval call binding the contract method 0xa230c524.
+//
+// Solidity: function isMember(address addr) view returns(bool)
+func (_GovImp *GovImpSession) IsMember(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsMember(&_GovImp.CallOpts, addr)
+}
+
+// IsMember is a free data retrieval call binding the contract method 0xa230c524.
+//
+// Solidity: function isMember(address addr) view returns(bool)
+func (_GovImp *GovImpCallerSession) IsMember(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsMember(&_GovImp.CallOpts, addr)
+}
+
+// IsReward is a free data retrieval call binding the contract method 0x4d5ce038.
+//
+// Solidity: function isReward(address addr) view returns(bool)
+func (_GovImp *GovImpCaller) IsReward(opts *bind.CallOpts, addr common.Address) (bool, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "isReward", addr)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsReward is a free data retrieval call binding the contract method 0x4d5ce038.
+//
+// Solidity: function isReward(address addr) view returns(bool)
+func (_GovImp *GovImpSession) IsReward(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsReward(&_GovImp.CallOpts, addr)
+}
+
+// IsReward is a free data retrieval call binding the contract method 0x4d5ce038.
+//
+// Solidity: function isReward(address addr) view returns(bool)
+func (_GovImp *GovImpCallerSession) IsReward(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsReward(&_GovImp.CallOpts, addr)
+}
+
+// IsStaker is a free data retrieval call binding the contract method 0x6f1e8533.
+//
+// Solidity: function isStaker(address addr) view returns(bool)
+func (_GovImp *GovImpCaller) IsStaker(opts *bind.CallOpts, addr common.Address) (bool, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "isStaker", addr)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsStaker is a free data retrieval call binding the contract method 0x6f1e8533.
+//
+// Solidity: function isStaker(address addr) view returns(bool)
+func (_GovImp *GovImpSession) IsStaker(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsStaker(&_GovImp.CallOpts, addr)
+}
+
+// IsStaker is a free data retrieval call binding the contract method 0x6f1e8533.
+//
+// Solidity: function isStaker(address addr) view returns(bool)
+func (_GovImp *GovImpCallerSession) IsStaker(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsStaker(&_GovImp.CallOpts, addr)
+}
+
+// IsVoter is a free data retrieval call binding the contract method 0xa7771ee3.
+//
+// Solidity: function isVoter(address addr) view returns(bool)
+func (_GovImp *GovImpCaller) IsVoter(opts *bind.CallOpts, addr common.Address) (bool, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "isVoter", addr)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsVoter is a free data retrieval call binding the contract method 0xa7771ee3.
+//
+// Solidity: function isVoter(address addr) view returns(bool)
+func (_GovImp *GovImpSession) IsVoter(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsVoter(&_GovImp.CallOpts, addr)
+}
+
+// IsVoter is a free data retrieval call binding the contract method 0xa7771ee3.
+//
+// Solidity: function isVoter(address addr) view returns(bool)
+func (_GovImp *GovImpCallerSession) IsVoter(addr common.Address) (bool, error) {
+	return _GovImp.Contract.IsVoter(&_GovImp.CallOpts, addr)
+}
+
+// LastAddProposalTime is a free data retrieval call binding the contract method 0x139d9dd3.
+//
+// Solidity: function lastAddProposalTime(address ) view returns(uint256)
+func (_GovImp *GovImpCaller) LastAddProposalTime(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "lastAddProposalTime", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// LastAddProposalTime is a free data retrieval call binding the contract method 0x139d9dd3.
+//
+// Solidity: function lastAddProposalTime(address ) view returns(uint256)
+func (_GovImp *GovImpSession) LastAddProposalTime(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.LastAddProposalTime(&_GovImp.CallOpts, arg0)
+}
+
+// LastAddProposalTime is a free data retrieval call binding the contract method 0x139d9dd3.
+//
+// Solidity: function lastAddProposalTime(address ) view returns(uint256)
+func (_GovImp *GovImpCallerSession) LastAddProposalTime(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.LastAddProposalTime(&_GovImp.CallOpts, arg0)
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_GovImp *GovImpCaller) ModifiedBlock(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "modifiedBlock")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_GovImp *GovImpSession) ModifiedBlock() (*big.Int, error) {
+	return _GovImp.Contract.ModifiedBlock(&_GovImp.CallOpts)
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_GovImp *GovImpCallerSession) ModifiedBlock() (*big.Int, error) {
+	return _GovImp.Contract.ModifiedBlock(&_GovImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_GovImp *GovImpCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_GovImp *GovImpSession) Owner() (common.Address, error) {
+	return _GovImp.Contract.Owner(&_GovImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_GovImp *GovImpCallerSession) Owner() (common.Address, error) {
+	return _GovImp.Contract.Owner(&_GovImp.CallOpts)
+}
+
+// ProposalTimePeriod is a free data retrieval call binding the contract method 0x3310569c.
+//
+// Solidity: function proposal_time_period() view returns(uint256)
+func (_GovImp *GovImpCaller) ProposalTimePeriod(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "proposal_time_period")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// ProposalTimePeriod is a free data retrieval call binding the contract method 0x3310569c.
+//
+// Solidity: function proposal_time_period() view returns(uint256)
+func (_GovImp *GovImpSession) ProposalTimePeriod() (*big.Int, error) {
+	return _GovImp.Contract.ProposalTimePeriod(&_GovImp.CallOpts)
+}
+
+// ProposalTimePeriod is a free data retrieval call binding the contract method 0x3310569c.
+//
+// Solidity: function proposal_time_period() view returns(uint256)
+func (_GovImp *GovImpCallerSession) ProposalTimePeriod() (*big.Int, error) {
+	return _GovImp.Contract.ProposalTimePeriod(&_GovImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_GovImp *GovImpCaller) ProxiableUUID(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "proxiableUUID")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_GovImp *GovImpSession) ProxiableUUID() ([32]byte, error) {
+	return _GovImp.Contract.ProxiableUUID(&_GovImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_GovImp *GovImpCallerSession) ProxiableUUID() ([32]byte, error) {
+	return _GovImp.Contract.ProxiableUUID(&_GovImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_GovImp *GovImpCaller) Reg(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "reg")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_GovImp *GovImpSession) Reg() (common.Address, error) {
+	return _GovImp.Contract.Reg(&_GovImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_GovImp *GovImpCallerSession) Reg() (common.Address, error) {
+	return _GovImp.Contract.Reg(&_GovImp.CallOpts)
+}
+
+// RewardIdx is a free data retrieval call binding the contract method 0xaaf0dd36.
+//
+// Solidity: function rewardIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCaller) RewardIdx(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "rewardIdx", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// RewardIdx is a free data retrieval call binding the contract method 0xaaf0dd36.
+//
+// Solidity: function rewardIdx(address ) view returns(uint256)
+func (_GovImp *GovImpSession) RewardIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.RewardIdx(&_GovImp.CallOpts, arg0)
+}
+
+// RewardIdx is a free data retrieval call binding the contract method 0xaaf0dd36.
+//
+// Solidity: function rewardIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCallerSession) RewardIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.RewardIdx(&_GovImp.CallOpts, arg0)
+}
+
+// StakerIdx is a free data retrieval call binding the contract method 0xa0c12683.
+//
+// Solidity: function stakerIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCaller) StakerIdx(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "stakerIdx", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// StakerIdx is a free data retrieval call binding the contract method 0xa0c12683.
+//
+// Solidity: function stakerIdx(address ) view returns(uint256)
+func (_GovImp *GovImpSession) StakerIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.StakerIdx(&_GovImp.CallOpts, arg0)
+}
+
+// StakerIdx is a free data retrieval call binding the contract method 0xa0c12683.
+//
+// Solidity: function stakerIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCallerSession) StakerIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.StakerIdx(&_GovImp.CallOpts, arg0)
+}
+
+// VoteLength is a free data retrieval call binding the contract method 0xe9523fb5.
+//
+// Solidity: function voteLength() view returns(uint256)
+func (_GovImp *GovImpCaller) VoteLength(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "voteLength")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// VoteLength is a free data retrieval call binding the contract method 0xe9523fb5.
+//
+// Solidity: function voteLength() view returns(uint256)
+func (_GovImp *GovImpSession) VoteLength() (*big.Int, error) {
+	return _GovImp.Contract.VoteLength(&_GovImp.CallOpts)
+}
+
+// VoteLength is a free data retrieval call binding the contract method 0xe9523fb5.
+//
+// Solidity: function voteLength() view returns(uint256)
+func (_GovImp *GovImpCallerSession) VoteLength() (*big.Int, error) {
+	return _GovImp.Contract.VoteLength(&_GovImp.CallOpts)
+}
+
+// VoterIdx is a free data retrieval call binding the contract method 0xcec5b622.
+//
+// Solidity: function voterIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCaller) VoterIdx(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _GovImp.contract.Call(opts, &out, "voterIdx", arg0)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// VoterIdx is a free data retrieval call binding the contract method 0xcec5b622.
+//
+// Solidity: function voterIdx(address ) view returns(uint256)
+func (_GovImp *GovImpSession) VoterIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.VoterIdx(&_GovImp.CallOpts, arg0)
+}
+
+// VoterIdx is a free data retrieval call binding the contract method 0xcec5b622.
+//
+// Solidity: function voterIdx(address ) view returns(uint256)
+func (_GovImp *GovImpCallerSession) VoterIdx(arg0 common.Address) (*big.Int, error) {
+	return _GovImp.Contract.VoterIdx(&_GovImp.CallOpts, arg0)
+}
+
+// AddProposalToAddMember is a paid mutator transaction binding the contract method 0x36e83d83.
+//
+// Solidity: function addProposalToAddMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) info) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactor) AddProposalToAddMember(opts *bind.TransactOpts, info GovImpMemberInfo) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "addProposalToAddMember", info)
+}
+
+// AddProposalToAddMember is a paid mutator transaction binding the contract method 0x36e83d83.
+//
+// Solidity: function addProposalToAddMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) info) returns(uint256 ballotIdx)
+func (_GovImp *GovImpSession) AddProposalToAddMember(info GovImpMemberInfo) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToAddMember(&_GovImp.TransactOpts, info)
+}
+
+// AddProposalToAddMember is a paid mutator transaction binding the contract method 0x36e83d83.
+//
+// Solidity: function addProposalToAddMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) info) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactorSession) AddProposalToAddMember(info GovImpMemberInfo) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToAddMember(&_GovImp.TransactOpts, info)
+}
+
+// AddProposalToChangeEnv is a paid mutator transaction binding the contract method 0x40690353.
+//
+// Solidity: function addProposalToChangeEnv(bytes32 envName, uint256 envType, bytes envVal, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactor) AddProposalToChangeEnv(opts *bind.TransactOpts, envName [32]byte, envType *big.Int, envVal []byte, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "addProposalToChangeEnv", envName, envType, envVal, memo, duration)
+}
+
+// AddProposalToChangeEnv is a paid mutator transaction binding the contract method 0x40690353.
+//
+// Solidity: function addProposalToChangeEnv(bytes32 envName, uint256 envType, bytes envVal, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpSession) AddProposalToChangeEnv(envName [32]byte, envType *big.Int, envVal []byte, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeEnv(&_GovImp.TransactOpts, envName, envType, envVal, memo, duration)
+}
+
+// AddProposalToChangeEnv is a paid mutator transaction binding the contract method 0x40690353.
+//
+// Solidity: function addProposalToChangeEnv(bytes32 envName, uint256 envType, bytes envVal, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactorSession) AddProposalToChangeEnv(envName [32]byte, envType *big.Int, envVal []byte, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeEnv(&_GovImp.TransactOpts, envName, envType, envVal, memo, duration)
+}
+
+// AddProposalToChangeGov is a paid mutator transaction binding the contract method 0x0efa4909.
+//
+// Solidity: function addProposalToChangeGov(address newGovAddr, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactor) AddProposalToChangeGov(opts *bind.TransactOpts, newGovAddr common.Address, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "addProposalToChangeGov", newGovAddr, memo, duration)
+}
+
+// AddProposalToChangeGov is a paid mutator transaction binding the contract method 0x0efa4909.
+//
+// Solidity: function addProposalToChangeGov(address newGovAddr, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpSession) AddProposalToChangeGov(newGovAddr common.Address, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeGov(&_GovImp.TransactOpts, newGovAddr, memo, duration)
+}
+
+// AddProposalToChangeGov is a paid mutator transaction binding the contract method 0x0efa4909.
+//
+// Solidity: function addProposalToChangeGov(address newGovAddr, bytes memo, uint256 duration) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactorSession) AddProposalToChangeGov(newGovAddr common.Address, memo []byte, duration *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeGov(&_GovImp.TransactOpts, newGovAddr, memo, duration)
+}
+
+// AddProposalToChangeMember is a paid mutator transaction binding the contract method 0xa78a8188.
+//
+// Solidity: function addProposalToChangeMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) newInfo, address oldStaker, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactor) AddProposalToChangeMember(opts *bind.TransactOpts, newInfo GovImpMemberInfo, oldStaker common.Address, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "addProposalToChangeMember", newInfo, oldStaker, unlockAmount, slashing)
+}
+
+// AddProposalToChangeMember is a paid mutator transaction binding the contract method 0xa78a8188.
+//
+// Solidity: function addProposalToChangeMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) newInfo, address oldStaker, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpSession) AddProposalToChangeMember(newInfo GovImpMemberInfo, oldStaker common.Address, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeMember(&_GovImp.TransactOpts, newInfo, oldStaker, unlockAmount, slashing)
+}
+
+// AddProposalToChangeMember is a paid mutator transaction binding the contract method 0xa78a8188.
+//
+// Solidity: function addProposalToChangeMember((address,address,address,bytes,bytes,bytes,uint256,uint256,bytes,uint256) newInfo, address oldStaker, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactorSession) AddProposalToChangeMember(newInfo GovImpMemberInfo, oldStaker common.Address, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToChangeMember(&_GovImp.TransactOpts, newInfo, oldStaker, unlockAmount, slashing)
+}
+
+// AddProposalToRemoveMember is a paid mutator transaction binding the contract method 0x894f5111.
+//
+// Solidity: function addProposalToRemoveMember(address staker, uint256 lockAmount, bytes memo, uint256 duration, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactor) AddProposalToRemoveMember(opts *bind.TransactOpts, staker common.Address, lockAmount *big.Int, memo []byte, duration *big.Int, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "addProposalToRemoveMember", staker, lockAmount, memo, duration, unlockAmount, slashing)
+}
+
+// AddProposalToRemoveMember is a paid mutator transaction binding the contract method 0x894f5111.
+//
+// Solidity: function addProposalToRemoveMember(address staker, uint256 lockAmount, bytes memo, uint256 duration, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpSession) AddProposalToRemoveMember(staker common.Address, lockAmount *big.Int, memo []byte, duration *big.Int, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToRemoveMember(&_GovImp.TransactOpts, staker, lockAmount, memo, duration, unlockAmount, slashing)
+}
+
+// AddProposalToRemoveMember is a paid mutator transaction binding the contract method 0x894f5111.
+//
+// Solidity: function addProposalToRemoveMember(address staker, uint256 lockAmount, bytes memo, uint256 duration, uint256 unlockAmount, uint256 slashing) returns(uint256 ballotIdx)
+func (_GovImp *GovImpTransactorSession) AddProposalToRemoveMember(staker common.Address, lockAmount *big.Int, memo []byte, duration *big.Int, unlockAmount *big.Int, slashing *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.AddProposalToRemoveMember(&_GovImp.TransactOpts, staker, lockAmount, memo, duration, unlockAmount, slashing)
+}
+
+// FinalizeEndedVote is a paid mutator transaction binding the contract method 0x6ba99181.
+//
+// Solidity: function finalizeEndedVote() returns()
+func (_GovImp *GovImpTransactor) FinalizeEndedVote(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "finalizeEndedVote")
+}
+
+// FinalizeEndedVote is a paid mutator transaction binding the contract method 0x6ba99181.
+//
+// Solidity: function finalizeEndedVote() returns()
+func (_GovImp *GovImpSession) FinalizeEndedVote() (*types.Transaction, error) {
+	return _GovImp.Contract.FinalizeEndedVote(&_GovImp.TransactOpts)
+}
+
+// FinalizeEndedVote is a paid mutator transaction binding the contract method 0x6ba99181.
+//
+// Solidity: function finalizeEndedVote() returns()
+func (_GovImp *GovImpTransactorSession) FinalizeEndedVote() (*types.Transaction, error) {
+	return _GovImp.Contract.FinalizeEndedVote(&_GovImp.TransactOpts)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xa8915a3e.
+//
+// Solidity: function init(address registry, uint256 lockAmount, bytes name, bytes enode, bytes ip, uint256 port) returns()
+func (_GovImp *GovImpTransactor) Init(opts *bind.TransactOpts, registry common.Address, lockAmount *big.Int, name []byte, enode []byte, ip []byte, port *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "init", registry, lockAmount, name, enode, ip, port)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xa8915a3e.
+//
+// Solidity: function init(address registry, uint256 lockAmount, bytes name, bytes enode, bytes ip, uint256 port) returns()
+func (_GovImp *GovImpSession) Init(registry common.Address, lockAmount *big.Int, name []byte, enode []byte, ip []byte, port *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.Init(&_GovImp.TransactOpts, registry, lockAmount, name, enode, ip, port)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xa8915a3e.
+//
+// Solidity: function init(address registry, uint256 lockAmount, bytes name, bytes enode, bytes ip, uint256 port) returns()
+func (_GovImp *GovImpTransactorSession) Init(registry common.Address, lockAmount *big.Int, name []byte, enode []byte, ip []byte, port *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.Init(&_GovImp.TransactOpts, registry, lockAmount, name, enode, ip, port)
+}
+
+// InitMigration is a paid mutator transaction binding the contract method 0x397e38e7.
+//
+// Solidity: function initMigration(address registry, uint256 oldModifiedBlock, address oldOwner) returns()
+func (_GovImp *GovImpTransactor) InitMigration(opts *bind.TransactOpts, registry common.Address, oldModifiedBlock *big.Int, oldOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "initMigration", registry, oldModifiedBlock, oldOwner)
+}
+
+// InitMigration is a paid mutator transaction binding the contract method 0x397e38e7.
+//
+// Solidity: function initMigration(address registry, uint256 oldModifiedBlock, address oldOwner) returns()
+func (_GovImp *GovImpSession) InitMigration(registry common.Address, oldModifiedBlock *big.Int, oldOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.InitMigration(&_GovImp.TransactOpts, registry, oldModifiedBlock, oldOwner)
+}
+
+// InitMigration is a paid mutator transaction binding the contract method 0x397e38e7.
+//
+// Solidity: function initMigration(address registry, uint256 oldModifiedBlock, address oldOwner) returns()
+func (_GovImp *GovImpTransactorSession) InitMigration(registry common.Address, oldModifiedBlock *big.Int, oldOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.InitMigration(&_GovImp.TransactOpts, registry, oldModifiedBlock, oldOwner)
+}
+
+// InitOnce is a paid mutator transaction binding the contract method 0x351bacda.
+//
+// Solidity: function initOnce(address registry, uint256 lockAmount, bytes data) returns()
+func (_GovImp *GovImpTransactor) InitOnce(opts *bind.TransactOpts, registry common.Address, lockAmount *big.Int, data []byte) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "initOnce", registry, lockAmount, data)
+}
+
+// InitOnce is a paid mutator transaction binding the contract method 0x351bacda.
+//
+// Solidity: function initOnce(address registry, uint256 lockAmount, bytes data) returns()
+func (_GovImp *GovImpSession) InitOnce(registry common.Address, lockAmount *big.Int, data []byte) (*types.Transaction, error) {
+	return _GovImp.Contract.InitOnce(&_GovImp.TransactOpts, registry, lockAmount, data)
+}
+
+// InitOnce is a paid mutator transaction binding the contract method 0x351bacda.
+//
+// Solidity: function initOnce(address registry, uint256 lockAmount, bytes data) returns()
+func (_GovImp *GovImpTransactorSession) InitOnce(registry common.Address, lockAmount *big.Int, data []byte) (*types.Transaction, error) {
+	return _GovImp.Contract.InitOnce(&_GovImp.TransactOpts, registry, lockAmount, data)
+}
+
+// MigrateFromLegacy is a paid mutator transaction binding the contract method 0x8d39e33a.
+//
+// Solidity: function migrateFromLegacy(address oldGov) returns(int256)
+func (_GovImp *GovImpTransactor) MigrateFromLegacy(opts *bind.TransactOpts, oldGov common.Address) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "migrateFromLegacy", oldGov)
+}
+
+// MigrateFromLegacy is a paid mutator transaction binding the contract method 0x8d39e33a.
+//
+// Solidity: function migrateFromLegacy(address oldGov) returns(int256)
+func (_GovImp *GovImpSession) MigrateFromLegacy(oldGov common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.MigrateFromLegacy(&_GovImp.TransactOpts, oldGov)
+}
+
+// MigrateFromLegacy is a paid mutator transaction binding the contract method 0x8d39e33a.
+//
+// Solidity: function migrateFromLegacy(address oldGov) returns(int256)
+func (_GovImp *GovImpTransactorSession) MigrateFromLegacy(oldGov common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.MigrateFromLegacy(&_GovImp.TransactOpts, oldGov)
+}
+
+// ReInit is a paid mutator transaction binding the contract method 0x16fbe831.
+//
+// Solidity: function reInit() returns()
+func (_GovImp *GovImpTransactor) ReInit(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "reInit")
+}
+
+// ReInit is a paid mutator transaction binding the contract method 0x16fbe831.
+//
+// Solidity: function reInit() returns()
+func (_GovImp *GovImpSession) ReInit() (*types.Transaction, error) {
+	return _GovImp.Contract.ReInit(&_GovImp.TransactOpts)
+}
+
+// ReInit is a paid mutator transaction binding the contract method 0x16fbe831.
+//
+// Solidity: function reInit() returns()
+func (_GovImp *GovImpTransactorSession) ReInit() (*types.Transaction, error) {
+	return _GovImp.Contract.ReInit(&_GovImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_GovImp *GovImpTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_GovImp *GovImpSession) RenounceOwnership() (*types.Transaction, error) {
+	return _GovImp.Contract.RenounceOwnership(&_GovImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_GovImp *GovImpTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _GovImp.Contract.RenounceOwnership(&_GovImp.TransactOpts)
+}
+
+// SetProposalTimePeriod is a paid mutator transaction binding the contract method 0xe27bdaef.
+//
+// Solidity: function setProposalTimePeriod(uint256 newPeriod) returns()
+func (_GovImp *GovImpTransactor) SetProposalTimePeriod(opts *bind.TransactOpts, newPeriod *big.Int) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "setProposalTimePeriod", newPeriod)
+}
+
+// SetProposalTimePeriod is a paid mutator transaction binding the contract method 0xe27bdaef.
+//
+// Solidity: function setProposalTimePeriod(uint256 newPeriod) returns()
+func (_GovImp *GovImpSession) SetProposalTimePeriod(newPeriod *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.SetProposalTimePeriod(&_GovImp.TransactOpts, newPeriod)
+}
+
+// SetProposalTimePeriod is a paid mutator transaction binding the contract method 0xe27bdaef.
+//
+// Solidity: function setProposalTimePeriod(uint256 newPeriod) returns()
+func (_GovImp *GovImpTransactorSession) SetProposalTimePeriod(newPeriod *big.Int) (*types.Transaction, error) {
+	return _GovImp.Contract.SetProposalTimePeriod(&_GovImp.TransactOpts, newPeriod)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_GovImp *GovImpTransactor) SetRegistry(opts *bind.TransactOpts, _addr common.Address) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "setRegistry", _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_GovImp *GovImpSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.SetRegistry(&_GovImp.TransactOpts, _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_GovImp *GovImpTransactorSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.SetRegistry(&_GovImp.TransactOpts, _addr)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_GovImp *GovImpTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_GovImp *GovImpSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.TransferOwnership(&_GovImp.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_GovImp *GovImpTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.TransferOwnership(&_GovImp.TransactOpts, newOwner)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_GovImp *GovImpTransactor) UpgradeTo(opts *bind.TransactOpts, newImplementation common.Address) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "upgradeTo", newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_GovImp *GovImpSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.UpgradeTo(&_GovImp.TransactOpts, newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_GovImp *GovImpTransactorSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _GovImp.Contract.UpgradeTo(&_GovImp.TransactOpts, newImplementation)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_GovImp *GovImpTransactor) UpgradeToAndCall(opts *bind.TransactOpts, newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "upgradeToAndCall", newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_GovImp *GovImpSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _GovImp.Contract.UpgradeToAndCall(&_GovImp.TransactOpts, newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_GovImp *GovImpTransactorSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _GovImp.Contract.UpgradeToAndCall(&_GovImp.TransactOpts, newImplementation, data)
+}
+
+// Vote is a paid mutator transaction binding the contract method 0xc9d27afe.
+//
+// Solidity: function vote(uint256 ballotIdx, bool approval) returns()
+func (_GovImp *GovImpTransactor) Vote(opts *bind.TransactOpts, ballotIdx *big.Int, approval bool) (*types.Transaction, error) {
+	return _GovImp.contract.Transact(opts, "vote", ballotIdx, approval)
+}
+
+// Vote is a paid mutator transaction binding the contract method 0xc9d27afe.
+//
+// Solidity: function vote(uint256 ballotIdx, bool approval) returns()
+func (_GovImp *GovImpSession) Vote(ballotIdx *big.Int, approval bool) (*types.Transaction, error) {
+	return _GovImp.Contract.Vote(&_GovImp.TransactOpts, ballotIdx, approval)
+}
+
+// Vote is a paid mutator transaction binding the contract method 0xc9d27afe.
+//
+// Solidity: function vote(uint256 ballotIdx, bool approval) returns()
+func (_GovImp *GovImpTransactorSession) Vote(ballotIdx *big.Int, approval bool) (*types.Transaction, error) {
+	return _GovImp.Contract.Vote(&_GovImp.TransactOpts, ballotIdx, approval)
+}
+
+// GovImpAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the GovImp contract.
+type GovImpAdminChangedIterator struct {
+	Event *GovImpAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpAdminChanged represents a AdminChanged event raised by the GovImp contract.
+type GovImpAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_GovImp *GovImpFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*GovImpAdminChangedIterator, error) {
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpAdminChangedIterator{contract: _GovImp.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_GovImp *GovImpFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *GovImpAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpAdminChanged)
+				if err := _GovImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_GovImp *GovImpFilterer) ParseAdminChanged(log types.Log) (*GovImpAdminChanged, error) {
+	event := new(GovImpAdminChanged)
+	if err := _GovImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the GovImp contract.
+type GovImpBeaconUpgradedIterator struct {
+	Event *GovImpBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpBeaconUpgraded represents a BeaconUpgraded event raised by the GovImp contract.
+type GovImpBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_GovImp *GovImpFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*GovImpBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpBeaconUpgradedIterator{contract: _GovImp.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_GovImp *GovImpFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *GovImpBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpBeaconUpgraded)
+				if err := _GovImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_GovImp *GovImpFilterer) ParseBeaconUpgraded(log types.Log) (*GovImpBeaconUpgraded, error) {
+	event := new(GovImpBeaconUpgraded)
+	if err := _GovImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpEnvChangedIterator is returned from FilterEnvChanged and is used to iterate over the raw logs and unpacked data for EnvChanged events raised by the GovImp contract.
+type GovImpEnvChangedIterator struct {
+	Event *GovImpEnvChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpEnvChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpEnvChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpEnvChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpEnvChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpEnvChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpEnvChanged represents a EnvChanged event raised by the GovImp contract.
+type GovImpEnvChanged struct {
+	EnvName [32]byte
+	EnvType *big.Int
+	EnvVal  []byte
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterEnvChanged is a free log retrieval operation binding the contract event 0x701c16c2519cdb79aaac423a84733590e3510d9552055b6ad6908f0ab12b6c29.
+//
+// Solidity: event EnvChanged(bytes32 envName, uint256 envType, bytes envVal)
+func (_GovImp *GovImpFilterer) FilterEnvChanged(opts *bind.FilterOpts) (*GovImpEnvChangedIterator, error) {
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "EnvChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpEnvChangedIterator{contract: _GovImp.contract, event: "EnvChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchEnvChanged is a free log subscription operation binding the contract event 0x701c16c2519cdb79aaac423a84733590e3510d9552055b6ad6908f0ab12b6c29.
+//
+// Solidity: event EnvChanged(bytes32 envName, uint256 envType, bytes envVal)
+func (_GovImp *GovImpFilterer) WatchEnvChanged(opts *bind.WatchOpts, sink chan<- *GovImpEnvChanged) (event.Subscription, error) {
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "EnvChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpEnvChanged)
+				if err := _GovImp.contract.UnpackLog(event, "EnvChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseEnvChanged is a log parse operation binding the contract event 0x701c16c2519cdb79aaac423a84733590e3510d9552055b6ad6908f0ab12b6c29.
+//
+// Solidity: event EnvChanged(bytes32 envName, uint256 envType, bytes envVal)
+func (_GovImp *GovImpFilterer) ParseEnvChanged(log types.Log) (*GovImpEnvChanged, error) {
+	event := new(GovImpEnvChanged)
+	if err := _GovImp.contract.UnpackLog(event, "EnvChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpGovDataMigratedIterator is returned from FilterGovDataMigrated and is used to iterate over the raw logs and unpacked data for GovDataMigrated events raised by the GovImp contract.
+type GovImpGovDataMigratedIterator struct {
+	Event *GovImpGovDataMigrated // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpGovDataMigratedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpGovDataMigrated)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpGovDataMigrated)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpGovDataMigratedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpGovDataMigratedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpGovDataMigrated represents a GovDataMigrated event raised by the GovImp contract.
+type GovImpGovDataMigrated struct {
+	From common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterGovDataMigrated is a free log retrieval operation binding the contract event 0xab2db0a6f442428b686ffa80eadcaabe7d5ee00049c6ae888a237edd3238d856.
+//
+// Solidity: event GovDataMigrated(address indexed from)
+func (_GovImp *GovImpFilterer) FilterGovDataMigrated(opts *bind.FilterOpts, from []common.Address) (*GovImpGovDataMigratedIterator, error) {
+
+	var fromRule []interface{}
+	for _, fromItem := range from {
+		fromRule = append(fromRule, fromItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "GovDataMigrated", fromRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpGovDataMigratedIterator{contract: _GovImp.contract, event: "GovDataMigrated", logs: logs, sub: sub}, nil
+}
+
+// WatchGovDataMigrated is a free log subscription operation binding the contract event 0xab2db0a6f442428b686ffa80eadcaabe7d5ee00049c6ae888a237edd3238d856.
+//
+// Solidity: event GovDataMigrated(address indexed from)
+func (_GovImp *GovImpFilterer) WatchGovDataMigrated(opts *bind.WatchOpts, sink chan<- *GovImpGovDataMigrated, from []common.Address) (event.Subscription, error) {
+
+	var fromRule []interface{}
+	for _, fromItem := range from {
+		fromRule = append(fromRule, fromItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "GovDataMigrated", fromRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpGovDataMigrated)
+				if err := _GovImp.contract.UnpackLog(event, "GovDataMigrated", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseGovDataMigrated is a log parse operation binding the contract event 0xab2db0a6f442428b686ffa80eadcaabe7d5ee00049c6ae888a237edd3238d856.
+//
+// Solidity: event GovDataMigrated(address indexed from)
+func (_GovImp *GovImpFilterer) ParseGovDataMigrated(log types.Log) (*GovImpGovDataMigrated, error) {
+	event := new(GovImpGovDataMigrated)
+	if err := _GovImp.contract.UnpackLog(event, "GovDataMigrated", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpInitializedIterator is returned from FilterInitialized and is used to iterate over the raw logs and unpacked data for Initialized events raised by the GovImp contract.
+type GovImpInitializedIterator struct {
+	Event *GovImpInitialized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpInitializedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpInitialized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpInitialized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpInitializedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpInitializedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpInitialized represents a Initialized event raised by the GovImp contract.
+type GovImpInitialized struct {
+	Version uint8
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterInitialized is a free log retrieval operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_GovImp *GovImpFilterer) FilterInitialized(opts *bind.FilterOpts) (*GovImpInitializedIterator, error) {
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpInitializedIterator{contract: _GovImp.contract, event: "Initialized", logs: logs, sub: sub}, nil
+}
+
+// WatchInitialized is a free log subscription operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_GovImp *GovImpFilterer) WatchInitialized(opts *bind.WatchOpts, sink chan<- *GovImpInitialized) (event.Subscription, error) {
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpInitialized)
+				if err := _GovImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseInitialized is a log parse operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_GovImp *GovImpFilterer) ParseInitialized(log types.Log) (*GovImpInitialized, error) {
+	event := new(GovImpInitialized)
+	if err := _GovImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpMemberAddedIterator is returned from FilterMemberAdded and is used to iterate over the raw logs and unpacked data for MemberAdded events raised by the GovImp contract.
+type GovImpMemberAddedIterator struct {
+	Event *GovImpMemberAdded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpMemberAddedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpMemberAdded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpMemberAdded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpMemberAddedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpMemberAddedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpMemberAdded represents a MemberAdded event raised by the GovImp contract.
+type GovImpMemberAdded struct {
+	Addr  common.Address
+	Voter common.Address
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterMemberAdded is a free log retrieval operation binding the contract event 0x6a2af11b2d73f347f9d5840aea46899e17609730b5cd91bd9c312098038acba6.
+//
+// Solidity: event MemberAdded(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) FilterMemberAdded(opts *bind.FilterOpts, addr []common.Address, voter []common.Address) (*GovImpMemberAddedIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "MemberAdded", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpMemberAddedIterator{contract: _GovImp.contract, event: "MemberAdded", logs: logs, sub: sub}, nil
+}
+
+// WatchMemberAdded is a free log subscription operation binding the contract event 0x6a2af11b2d73f347f9d5840aea46899e17609730b5cd91bd9c312098038acba6.
+//
+// Solidity: event MemberAdded(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) WatchMemberAdded(opts *bind.WatchOpts, sink chan<- *GovImpMemberAdded, addr []common.Address, voter []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "MemberAdded", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpMemberAdded)
+				if err := _GovImp.contract.UnpackLog(event, "MemberAdded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseMemberAdded is a log parse operation binding the contract event 0x6a2af11b2d73f347f9d5840aea46899e17609730b5cd91bd9c312098038acba6.
+//
+// Solidity: event MemberAdded(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) ParseMemberAdded(log types.Log) (*GovImpMemberAdded, error) {
+	event := new(GovImpMemberAdded)
+	if err := _GovImp.contract.UnpackLog(event, "MemberAdded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpMemberChangedIterator is returned from FilterMemberChanged and is used to iterate over the raw logs and unpacked data for MemberChanged events raised by the GovImp contract.
+type GovImpMemberChangedIterator struct {
+	Event *GovImpMemberChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpMemberChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpMemberChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpMemberChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpMemberChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpMemberChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpMemberChanged represents a MemberChanged event raised by the GovImp contract.
+type GovImpMemberChanged struct {
+	OldAddr  common.Address
+	NewAddr  common.Address
+	NewVoter common.Address
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterMemberChanged is a free log retrieval operation binding the contract event 0x15f4d750630db473a85edd9d47c500527a2648cc5e676f39645e52790cf07be0.
+//
+// Solidity: event MemberChanged(address indexed oldAddr, address indexed newAddr, address indexed newVoter)
+func (_GovImp *GovImpFilterer) FilterMemberChanged(opts *bind.FilterOpts, oldAddr []common.Address, newAddr []common.Address, newVoter []common.Address) (*GovImpMemberChangedIterator, error) {
+
+	var oldAddrRule []interface{}
+	for _, oldAddrItem := range oldAddr {
+		oldAddrRule = append(oldAddrRule, oldAddrItem)
+	}
+	var newAddrRule []interface{}
+	for _, newAddrItem := range newAddr {
+		newAddrRule = append(newAddrRule, newAddrItem)
+	}
+	var newVoterRule []interface{}
+	for _, newVoterItem := range newVoter {
+		newVoterRule = append(newVoterRule, newVoterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "MemberChanged", oldAddrRule, newAddrRule, newVoterRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpMemberChangedIterator{contract: _GovImp.contract, event: "MemberChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchMemberChanged is a free log subscription operation binding the contract event 0x15f4d750630db473a85edd9d47c500527a2648cc5e676f39645e52790cf07be0.
+//
+// Solidity: event MemberChanged(address indexed oldAddr, address indexed newAddr, address indexed newVoter)
+func (_GovImp *GovImpFilterer) WatchMemberChanged(opts *bind.WatchOpts, sink chan<- *GovImpMemberChanged, oldAddr []common.Address, newAddr []common.Address, newVoter []common.Address) (event.Subscription, error) {
+
+	var oldAddrRule []interface{}
+	for _, oldAddrItem := range oldAddr {
+		oldAddrRule = append(oldAddrRule, oldAddrItem)
+	}
+	var newAddrRule []interface{}
+	for _, newAddrItem := range newAddr {
+		newAddrRule = append(newAddrRule, newAddrItem)
+	}
+	var newVoterRule []interface{}
+	for _, newVoterItem := range newVoter {
+		newVoterRule = append(newVoterRule, newVoterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "MemberChanged", oldAddrRule, newAddrRule, newVoterRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpMemberChanged)
+				if err := _GovImp.contract.UnpackLog(event, "MemberChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseMemberChanged is a log parse operation binding the contract event 0x15f4d750630db473a85edd9d47c500527a2648cc5e676f39645e52790cf07be0.
+//
+// Solidity: event MemberChanged(address indexed oldAddr, address indexed newAddr, address indexed newVoter)
+func (_GovImp *GovImpFilterer) ParseMemberChanged(log types.Log) (*GovImpMemberChanged, error) {
+	event := new(GovImpMemberChanged)
+	if err := _GovImp.contract.UnpackLog(event, "MemberChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpMemberRemovedIterator is returned from FilterMemberRemoved and is used to iterate over the raw logs and unpacked data for MemberRemoved events raised by the GovImp contract.
+type GovImpMemberRemovedIterator struct {
+	Event *GovImpMemberRemoved // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpMemberRemovedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpMemberRemoved)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpMemberRemoved)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpMemberRemovedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpMemberRemovedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpMemberRemoved represents a MemberRemoved event raised by the GovImp contract.
+type GovImpMemberRemoved struct {
+	Addr  common.Address
+	Voter common.Address
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterMemberRemoved is a free log retrieval operation binding the contract event 0xaa91016c21c52c58ac64f23f71bbe75becc9ada603e18ee671d09ff15492d1c1.
+//
+// Solidity: event MemberRemoved(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) FilterMemberRemoved(opts *bind.FilterOpts, addr []common.Address, voter []common.Address) (*GovImpMemberRemovedIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "MemberRemoved", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpMemberRemovedIterator{contract: _GovImp.contract, event: "MemberRemoved", logs: logs, sub: sub}, nil
+}
+
+// WatchMemberRemoved is a free log subscription operation binding the contract event 0xaa91016c21c52c58ac64f23f71bbe75becc9ada603e18ee671d09ff15492d1c1.
+//
+// Solidity: event MemberRemoved(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) WatchMemberRemoved(opts *bind.WatchOpts, sink chan<- *GovImpMemberRemoved, addr []common.Address, voter []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "MemberRemoved", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpMemberRemoved)
+				if err := _GovImp.contract.UnpackLog(event, "MemberRemoved", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseMemberRemoved is a log parse operation binding the contract event 0xaa91016c21c52c58ac64f23f71bbe75becc9ada603e18ee671d09ff15492d1c1.
+//
+// Solidity: event MemberRemoved(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) ParseMemberRemoved(log types.Log) (*GovImpMemberRemoved, error) {
+	event := new(GovImpMemberRemoved)
+	if err := _GovImp.contract.UnpackLog(event, "MemberRemoved", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpMemberUpdatedIterator is returned from FilterMemberUpdated and is used to iterate over the raw logs and unpacked data for MemberUpdated events raised by the GovImp contract.
+type GovImpMemberUpdatedIterator struct {
+	Event *GovImpMemberUpdated // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpMemberUpdatedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpMemberUpdated)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpMemberUpdated)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpMemberUpdatedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpMemberUpdatedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpMemberUpdated represents a MemberUpdated event raised by the GovImp contract.
+type GovImpMemberUpdated struct {
+	Addr  common.Address
+	Voter common.Address
+	Raw   types.Log // Blockchain specific contextual infos
+}
+
+// FilterMemberUpdated is a free log retrieval operation binding the contract event 0x1feee1b4fcb797c62645da41c5c6edd5f91d4291de0054da625c42b823594c1f.
+//
+// Solidity: event MemberUpdated(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) FilterMemberUpdated(opts *bind.FilterOpts, addr []common.Address, voter []common.Address) (*GovImpMemberUpdatedIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "MemberUpdated", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpMemberUpdatedIterator{contract: _GovImp.contract, event: "MemberUpdated", logs: logs, sub: sub}, nil
+}
+
+// WatchMemberUpdated is a free log subscription operation binding the contract event 0x1feee1b4fcb797c62645da41c5c6edd5f91d4291de0054da625c42b823594c1f.
+//
+// Solidity: event MemberUpdated(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) WatchMemberUpdated(opts *bind.WatchOpts, sink chan<- *GovImpMemberUpdated, addr []common.Address, voter []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+	var voterRule []interface{}
+	for _, voterItem := range voter {
+		voterRule = append(voterRule, voterItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "MemberUpdated", addrRule, voterRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpMemberUpdated)
+				if err := _GovImp.contract.UnpackLog(event, "MemberUpdated", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseMemberUpdated is a log parse operation binding the contract event 0x1feee1b4fcb797c62645da41c5c6edd5f91d4291de0054da625c42b823594c1f.
+//
+// Solidity: event MemberUpdated(address indexed addr, address indexed voter)
+func (_GovImp *GovImpFilterer) ParseMemberUpdated(log types.Log) (*GovImpMemberUpdated, error) {
+	event := new(GovImpMemberUpdated)
+	if err := _GovImp.contract.UnpackLog(event, "MemberUpdated", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpNotApplicableIterator is returned from FilterNotApplicable and is used to iterate over the raw logs and unpacked data for NotApplicable events raised by the GovImp contract.
+type GovImpNotApplicableIterator struct {
+	Event *GovImpNotApplicable // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpNotApplicableIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpNotApplicable)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpNotApplicable)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpNotApplicableIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpNotApplicableIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpNotApplicable represents a NotApplicable event raised by the GovImp contract.
+type GovImpNotApplicable struct {
+	BallotId *big.Int
+	Reason   string
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterNotApplicable is a free log retrieval operation binding the contract event 0x85e7f4987c0698db47045ad8cea110b51138f0eecbd94915842328cf6c3dc97d.
+//
+// Solidity: event NotApplicable(uint256 indexed ballotId, string reason)
+func (_GovImp *GovImpFilterer) FilterNotApplicable(opts *bind.FilterOpts, ballotId []*big.Int) (*GovImpNotApplicableIterator, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "NotApplicable", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpNotApplicableIterator{contract: _GovImp.contract, event: "NotApplicable", logs: logs, sub: sub}, nil
+}
+
+// WatchNotApplicable is a free log subscription operation binding the contract event 0x85e7f4987c0698db47045ad8cea110b51138f0eecbd94915842328cf6c3dc97d.
+//
+// Solidity: event NotApplicable(uint256 indexed ballotId, string reason)
+func (_GovImp *GovImpFilterer) WatchNotApplicable(opts *bind.WatchOpts, sink chan<- *GovImpNotApplicable, ballotId []*big.Int) (event.Subscription, error) {
+
+	var ballotIdRule []interface{}
+	for _, ballotIdItem := range ballotId {
+		ballotIdRule = append(ballotIdRule, ballotIdItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "NotApplicable", ballotIdRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpNotApplicable)
+				if err := _GovImp.contract.UnpackLog(event, "NotApplicable", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseNotApplicable is a log parse operation binding the contract event 0x85e7f4987c0698db47045ad8cea110b51138f0eecbd94915842328cf6c3dc97d.
+//
+// Solidity: event NotApplicable(uint256 indexed ballotId, string reason)
+func (_GovImp *GovImpFilterer) ParseNotApplicable(log types.Log) (*GovImpNotApplicable, error) {
+	event := new(GovImpNotApplicable)
+	if err := _GovImp.contract.UnpackLog(event, "NotApplicable", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the GovImp contract.
+type GovImpOwnershipTransferredIterator struct {
+	Event *GovImpOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpOwnershipTransferred represents a OwnershipTransferred event raised by the GovImp contract.
+type GovImpOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_GovImp *GovImpFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*GovImpOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpOwnershipTransferredIterator{contract: _GovImp.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_GovImp *GovImpFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *GovImpOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpOwnershipTransferred)
+				if err := _GovImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_GovImp *GovImpFilterer) ParseOwnershipTransferred(log types.Log) (*GovImpOwnershipTransferred, error) {
+	event := new(GovImpOwnershipTransferred)
+	if err := _GovImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpSetProposalTimePeriodIterator is returned from FilterSetProposalTimePeriod and is used to iterate over the raw logs and unpacked data for SetProposalTimePeriod events raised by the GovImp contract.
+type GovImpSetProposalTimePeriodIterator struct {
+	Event *GovImpSetProposalTimePeriod // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpSetProposalTimePeriodIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpSetProposalTimePeriod)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpSetProposalTimePeriod)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpSetProposalTimePeriodIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpSetProposalTimePeriodIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpSetProposalTimePeriod represents a SetProposalTimePeriod event raised by the GovImp contract.
+type GovImpSetProposalTimePeriod struct {
+	NewPeriod *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetProposalTimePeriod is a free log retrieval operation binding the contract event 0x17c6f1d1ce638844b664872f5c6eecb7d150ec0c41187d7f85826a656ee7946f.
+//
+// Solidity: event SetProposalTimePeriod(uint256 newPeriod)
+func (_GovImp *GovImpFilterer) FilterSetProposalTimePeriod(opts *bind.FilterOpts) (*GovImpSetProposalTimePeriodIterator, error) {
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "SetProposalTimePeriod")
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpSetProposalTimePeriodIterator{contract: _GovImp.contract, event: "SetProposalTimePeriod", logs: logs, sub: sub}, nil
+}
+
+// WatchSetProposalTimePeriod is a free log subscription operation binding the contract event 0x17c6f1d1ce638844b664872f5c6eecb7d150ec0c41187d7f85826a656ee7946f.
+//
+// Solidity: event SetProposalTimePeriod(uint256 newPeriod)
+func (_GovImp *GovImpFilterer) WatchSetProposalTimePeriod(opts *bind.WatchOpts, sink chan<- *GovImpSetProposalTimePeriod) (event.Subscription, error) {
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "SetProposalTimePeriod")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpSetProposalTimePeriod)
+				if err := _GovImp.contract.UnpackLog(event, "SetProposalTimePeriod", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetProposalTimePeriod is a log parse operation binding the contract event 0x17c6f1d1ce638844b664872f5c6eecb7d150ec0c41187d7f85826a656ee7946f.
+//
+// Solidity: event SetProposalTimePeriod(uint256 newPeriod)
+func (_GovImp *GovImpFilterer) ParseSetProposalTimePeriod(log types.Log) (*GovImpSetProposalTimePeriod, error) {
+	event := new(GovImpSetProposalTimePeriod)
+	if err := _GovImp.contract.UnpackLog(event, "SetProposalTimePeriod", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpSetRegistryIterator is returned from FilterSetRegistry and is used to iterate over the raw logs and unpacked data for SetRegistry events raised by the GovImp contract.
+type GovImpSetRegistryIterator struct {
+	Event *GovImpSetRegistry // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpSetRegistryIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpSetRegistry)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpSetRegistry)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpSetRegistryIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpSetRegistryIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpSetRegistry represents a SetRegistry event raised by the GovImp contract.
+type GovImpSetRegistry struct {
+	Addr common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetRegistry is a free log retrieval operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_GovImp *GovImpFilterer) FilterSetRegistry(opts *bind.FilterOpts, addr []common.Address) (*GovImpSetRegistryIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpSetRegistryIterator{contract: _GovImp.contract, event: "SetRegistry", logs: logs, sub: sub}, nil
+}
+
+// WatchSetRegistry is a free log subscription operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_GovImp *GovImpFilterer) WatchSetRegistry(opts *bind.WatchOpts, sink chan<- *GovImpSetRegistry, addr []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpSetRegistry)
+				if err := _GovImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetRegistry is a log parse operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_GovImp *GovImpFilterer) ParseSetRegistry(log types.Log) (*GovImpSetRegistry, error) {
+	event := new(GovImpSetRegistry)
+	if err := _GovImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// GovImpUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the GovImp contract.
+type GovImpUpgradedIterator struct {
+	Event *GovImpUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *GovImpUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(GovImpUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(GovImpUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *GovImpUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *GovImpUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// GovImpUpgraded represents a Upgraded event raised by the GovImp contract.
+type GovImpUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_GovImp *GovImpFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*GovImpUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _GovImp.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &GovImpUpgradedIterator{contract: _GovImp.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_GovImp *GovImpFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *GovImpUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _GovImp.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(GovImpUpgraded)
+				if err := _GovImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_GovImp *GovImpFilterer) ParseUpgraded(log types.Log) (*GovImpUpgraded, error) {
+	event := new(GovImpUpgraded)
+	if err := _GovImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/gen_ncpExit_abi.go b/wemix/bind/gen_ncpExit_abi.go
new file mode 100644
index 000000000000..28dda1ab0da2
--- /dev/null
+++ b/wemix/bind/gen_ncpExit_abi.go
@@ -0,0 +1,2439 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// NCPExitMetaData contains all meta data concerning the NCPExit contract.
+var NCPExitMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_imp\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"5c60da1b": "implementation()",
+	},
+	Bin: "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",
+}
+
+// NCPExitABI is the input ABI used to generate the binding from.
+// Deprecated: Use NCPExitMetaData.ABI instead.
+var NCPExitABI = NCPExitMetaData.ABI
+
+// Deprecated: Use NCPExitMetaData.Sigs instead.
+// NCPExitFuncSigs maps the 4-byte function signature to its string representation.
+var NCPExitFuncSigs = NCPExitMetaData.Sigs
+
+// NCPExitBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use NCPExitMetaData.Bin instead.
+var NCPExitBin = NCPExitMetaData.Bin
+
+// DeployNCPExit deploys a new Ethereum contract, binding an instance of NCPExit to it.
+func DeployNCPExit(auth *bind.TransactOpts, backend bind.ContractBackend, _imp common.Address) (common.Address, *types.Transaction, *NCPExit, error) {
+	parsed, err := NCPExitMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(NCPExitBin), backend, _imp)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &NCPExit{NCPExitCaller: NCPExitCaller{contract: contract}, NCPExitTransactor: NCPExitTransactor{contract: contract}, NCPExitFilterer: NCPExitFilterer{contract: contract}}, nil
+}
+
+// NCPExit is an auto generated Go binding around an Ethereum contract.
+type NCPExit struct {
+	NCPExitCaller     // Read-only binding to the contract
+	NCPExitTransactor // Write-only binding to the contract
+	NCPExitFilterer   // Log filterer for contract events
+}
+
+// NCPExitCaller is an auto generated read-only Go binding around an Ethereum contract.
+type NCPExitCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type NCPExitTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type NCPExitFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type NCPExitSession struct {
+	Contract     *NCPExit          // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// NCPExitCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type NCPExitCallerSession struct {
+	Contract *NCPExitCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts  // Call options to use throughout this session
+}
+
+// NCPExitTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type NCPExitTransactorSession struct {
+	Contract     *NCPExitTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts  // Transaction auth options to use throughout this session
+}
+
+// NCPExitRaw is an auto generated low-level Go binding around an Ethereum contract.
+type NCPExitRaw struct {
+	Contract *NCPExit // Generic contract binding to access the raw methods on
+}
+
+// NCPExitCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type NCPExitCallerRaw struct {
+	Contract *NCPExitCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// NCPExitTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type NCPExitTransactorRaw struct {
+	Contract *NCPExitTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewNCPExit creates a new instance of NCPExit, bound to a specific deployed contract.
+func NewNCPExit(address common.Address, backend bind.ContractBackend) (*NCPExit, error) {
+	contract, err := bindNCPExit(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExit{NCPExitCaller: NCPExitCaller{contract: contract}, NCPExitTransactor: NCPExitTransactor{contract: contract}, NCPExitFilterer: NCPExitFilterer{contract: contract}}, nil
+}
+
+// NewNCPExitCaller creates a new read-only instance of NCPExit, bound to a specific deployed contract.
+func NewNCPExitCaller(address common.Address, caller bind.ContractCaller) (*NCPExitCaller, error) {
+	contract, err := bindNCPExit(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitCaller{contract: contract}, nil
+}
+
+// NewNCPExitTransactor creates a new write-only instance of NCPExit, bound to a specific deployed contract.
+func NewNCPExitTransactor(address common.Address, transactor bind.ContractTransactor) (*NCPExitTransactor, error) {
+	contract, err := bindNCPExit(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitTransactor{contract: contract}, nil
+}
+
+// NewNCPExitFilterer creates a new log filterer instance of NCPExit, bound to a specific deployed contract.
+func NewNCPExitFilterer(address common.Address, filterer bind.ContractFilterer) (*NCPExitFilterer, error) {
+	contract, err := bindNCPExit(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitFilterer{contract: contract}, nil
+}
+
+// bindNCPExit binds a generic wrapper to an already deployed contract.
+func bindNCPExit(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(NCPExitABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_NCPExit *NCPExitRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _NCPExit.Contract.NCPExitCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_NCPExit *NCPExitRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExit.Contract.NCPExitTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_NCPExit *NCPExitRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _NCPExit.Contract.NCPExitTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_NCPExit *NCPExitCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _NCPExit.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_NCPExit *NCPExitTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExit.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_NCPExit *NCPExitTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _NCPExit.Contract.contract.Transact(opts, method, params...)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_NCPExit *NCPExitCaller) Implementation(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _NCPExit.contract.Call(opts, &out, "implementation")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_NCPExit *NCPExitSession) Implementation() (common.Address, error) {
+	return _NCPExit.Contract.Implementation(&_NCPExit.CallOpts)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_NCPExit *NCPExitCallerSession) Implementation() (common.Address, error) {
+	return _NCPExit.Contract.Implementation(&_NCPExit.CallOpts)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_NCPExit *NCPExitTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
+	return _NCPExit.contract.RawTransact(opts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_NCPExit *NCPExitSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _NCPExit.Contract.Fallback(&_NCPExit.TransactOpts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_NCPExit *NCPExitTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _NCPExit.Contract.Fallback(&_NCPExit.TransactOpts, calldata)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExit *NCPExitTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExit.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExit *NCPExitSession) Receive() (*types.Transaction, error) {
+	return _NCPExit.Contract.Receive(&_NCPExit.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExit *NCPExitTransactorSession) Receive() (*types.Transaction, error) {
+	return _NCPExit.Contract.Receive(&_NCPExit.TransactOpts)
+}
+
+// NCPExitAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the NCPExit contract.
+type NCPExitAdminChangedIterator struct {
+	Event *NCPExitAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitAdminChanged represents a AdminChanged event raised by the NCPExit contract.
+type NCPExitAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExit *NCPExitFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*NCPExitAdminChangedIterator, error) {
+
+	logs, sub, err := _NCPExit.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitAdminChangedIterator{contract: _NCPExit.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExit *NCPExitFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *NCPExitAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _NCPExit.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitAdminChanged)
+				if err := _NCPExit.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExit *NCPExitFilterer) ParseAdminChanged(log types.Log) (*NCPExitAdminChanged, error) {
+	event := new(NCPExitAdminChanged)
+	if err := _NCPExit.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the NCPExit contract.
+type NCPExitBeaconUpgradedIterator struct {
+	Event *NCPExitBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitBeaconUpgraded represents a BeaconUpgraded event raised by the NCPExit contract.
+type NCPExitBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExit *NCPExitFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*NCPExitBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _NCPExit.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitBeaconUpgradedIterator{contract: _NCPExit.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExit *NCPExitFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *NCPExitBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _NCPExit.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitBeaconUpgraded)
+				if err := _NCPExit.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExit *NCPExitFilterer) ParseBeaconUpgraded(log types.Log) (*NCPExitBeaconUpgraded, error) {
+	event := new(NCPExitBeaconUpgraded)
+	if err := _NCPExit.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the NCPExit contract.
+type NCPExitUpgradedIterator struct {
+	Event *NCPExitUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitUpgraded represents a Upgraded event raised by the NCPExit contract.
+type NCPExitUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExit *NCPExitFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*NCPExitUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _NCPExit.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitUpgradedIterator{contract: _NCPExit.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExit *NCPExitFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *NCPExitUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _NCPExit.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitUpgraded)
+				if err := _NCPExit.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExit *NCPExitFilterer) ParseUpgraded(log types.Log) (*NCPExitUpgraded, error) {
+	event := new(NCPExitUpgraded)
+	if err := _NCPExit.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpMetaData contains all meta data concerning the NCPExitImp contract.
+var NCPExitImpMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\"}],\"name\":\"Initialized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetRegistry\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BALLOT_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ENV_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GOV_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"REWARD_POOL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"exitNcp\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"totalAmount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"lockedUserBalanceToNCPTotal\",\"type\":\"uint256\"}],\"name\":\"depositExitAmount\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"exitNcp\",\"type\":\"address\"}],\"name\":\"getAvailableAmountForAdministrator\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"exitNcp\",\"type\":\"address\"}],\"name\":\"getLockedUserBalanceToNCPTotal\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_registry\",\"type\":\"address\"}],\"name\":\"initialize\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proxiableUUID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reg\",\"outputs\":[{\"internalType\":\"contractIRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newAdministrator\",\"type\":\"address\"}],\"name\":\"setAdministrator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newAdministratorSetter\",\"type\":\"address\"}],\"name\":\"setAdministratorSetter\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"setRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImp\",\"type\":\"address\"}],\"name\":\"upgradeNCPExit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"exitNcp\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"}],\"name\":\"withdrawForAdministrator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"exitNcp\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"exitUser\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"withdrawForUser\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"9986e4b9": "BALLOT_STORAGE_NAME()",
+		"34125c84": "ECOSYSTEM_NAME()",
+		"7bf46530": "ENV_STORAGE_NAME()",
+		"6c78d2cf": "GOV_NAME()",
+		"4bd1ed76": "MAINTENANCE_NAME()",
+		"2f40992e": "REWARD_POOL_NAME()",
+		"1e0cba0d": "STAKING_NAME()",
+		"5a731cca": "STAKING_REWARD_NAME()",
+		"8408bdb1": "depositExitAmount(address,uint256,uint256)",
+		"dd38f90b": "getAvailableAmountForAdministrator(address)",
+		"805c5ccc": "getLockedUserBalanceToNCPTotal(address)",
+		"c4d66de8": "initialize(address)",
+		"8da5cb5b": "owner()",
+		"52d1902d": "proxiableUUID()",
+		"738fdd1a": "reg()",
+		"715018a6": "renounceOwnership()",
+		"df8089ef": "setAdministrator(address)",
+		"8c56c8c3": "setAdministratorSetter(address)",
+		"a91ee0dc": "setRegistry(address)",
+		"f2fde38b": "transferOwnership(address)",
+		"1083fc6e": "upgradeNCPExit(address)",
+		"3659cfe6": "upgradeTo(address)",
+		"4f1ef286": "upgradeToAndCall(address,bytes)",
+		"00fc5701": "withdrawForAdministrator(address,uint256,address)",
+		"b007a5ad": "withdrawForUser(address,address,uint256)",
+	},
+	Bin: 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+}
+
+// NCPExitImpABI is the input ABI used to generate the binding from.
+// Deprecated: Use NCPExitImpMetaData.ABI instead.
+var NCPExitImpABI = NCPExitImpMetaData.ABI
+
+// Deprecated: Use NCPExitImpMetaData.Sigs instead.
+// NCPExitImpFuncSigs maps the 4-byte function signature to its string representation.
+var NCPExitImpFuncSigs = NCPExitImpMetaData.Sigs
+
+// NCPExitImpBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use NCPExitImpMetaData.Bin instead.
+var NCPExitImpBin = NCPExitImpMetaData.Bin
+
+// DeployNCPExitImp deploys a new Ethereum contract, binding an instance of NCPExitImp to it.
+func DeployNCPExitImp(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *NCPExitImp, error) {
+	parsed, err := NCPExitImpMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(NCPExitImpBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &NCPExitImp{NCPExitImpCaller: NCPExitImpCaller{contract: contract}, NCPExitImpTransactor: NCPExitImpTransactor{contract: contract}, NCPExitImpFilterer: NCPExitImpFilterer{contract: contract}}, nil
+}
+
+// NCPExitImp is an auto generated Go binding around an Ethereum contract.
+type NCPExitImp struct {
+	NCPExitImpCaller     // Read-only binding to the contract
+	NCPExitImpTransactor // Write-only binding to the contract
+	NCPExitImpFilterer   // Log filterer for contract events
+}
+
+// NCPExitImpCaller is an auto generated read-only Go binding around an Ethereum contract.
+type NCPExitImpCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitImpTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type NCPExitImpTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitImpFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type NCPExitImpFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// NCPExitImpSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type NCPExitImpSession struct {
+	Contract     *NCPExitImp       // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// NCPExitImpCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type NCPExitImpCallerSession struct {
+	Contract *NCPExitImpCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts     // Call options to use throughout this session
+}
+
+// NCPExitImpTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type NCPExitImpTransactorSession struct {
+	Contract     *NCPExitImpTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts     // Transaction auth options to use throughout this session
+}
+
+// NCPExitImpRaw is an auto generated low-level Go binding around an Ethereum contract.
+type NCPExitImpRaw struct {
+	Contract *NCPExitImp // Generic contract binding to access the raw methods on
+}
+
+// NCPExitImpCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type NCPExitImpCallerRaw struct {
+	Contract *NCPExitImpCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// NCPExitImpTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type NCPExitImpTransactorRaw struct {
+	Contract *NCPExitImpTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewNCPExitImp creates a new instance of NCPExitImp, bound to a specific deployed contract.
+func NewNCPExitImp(address common.Address, backend bind.ContractBackend) (*NCPExitImp, error) {
+	contract, err := bindNCPExitImp(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImp{NCPExitImpCaller: NCPExitImpCaller{contract: contract}, NCPExitImpTransactor: NCPExitImpTransactor{contract: contract}, NCPExitImpFilterer: NCPExitImpFilterer{contract: contract}}, nil
+}
+
+// NewNCPExitImpCaller creates a new read-only instance of NCPExitImp, bound to a specific deployed contract.
+func NewNCPExitImpCaller(address common.Address, caller bind.ContractCaller) (*NCPExitImpCaller, error) {
+	contract, err := bindNCPExitImp(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpCaller{contract: contract}, nil
+}
+
+// NewNCPExitImpTransactor creates a new write-only instance of NCPExitImp, bound to a specific deployed contract.
+func NewNCPExitImpTransactor(address common.Address, transactor bind.ContractTransactor) (*NCPExitImpTransactor, error) {
+	contract, err := bindNCPExitImp(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpTransactor{contract: contract}, nil
+}
+
+// NewNCPExitImpFilterer creates a new log filterer instance of NCPExitImp, bound to a specific deployed contract.
+func NewNCPExitImpFilterer(address common.Address, filterer bind.ContractFilterer) (*NCPExitImpFilterer, error) {
+	contract, err := bindNCPExitImp(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpFilterer{contract: contract}, nil
+}
+
+// bindNCPExitImp binds a generic wrapper to an already deployed contract.
+func bindNCPExitImp(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(NCPExitImpABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_NCPExitImp *NCPExitImpRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _NCPExitImp.Contract.NCPExitImpCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_NCPExitImp *NCPExitImpRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.NCPExitImpTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_NCPExitImp *NCPExitImpRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.NCPExitImpTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_NCPExitImp *NCPExitImpCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _NCPExitImp.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_NCPExitImp *NCPExitImpTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_NCPExitImp *NCPExitImpTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.contract.Transact(opts, method, params...)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) BALLOTSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "BALLOT_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.BALLOTSTORAGENAME(&_NCPExitImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.BALLOTSTORAGENAME(&_NCPExitImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) ECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.ECOSYSTEMNAME(&_NCPExitImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.ECOSYSTEMNAME(&_NCPExitImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) ENVSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "ENV_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.ENVSTORAGENAME(&_NCPExitImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.ENVSTORAGENAME(&_NCPExitImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) GOVNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "GOV_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) GOVNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.GOVNAME(&_NCPExitImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) GOVNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.GOVNAME(&_NCPExitImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) MAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) MAINTENANCENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.MAINTENANCENAME(&_NCPExitImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) MAINTENANCENAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.MAINTENANCENAME(&_NCPExitImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) REWARDPOOLNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "REWARD_POOL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.REWARDPOOLNAME(&_NCPExitImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.REWARDPOOLNAME(&_NCPExitImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) STAKINGNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "STAKING_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) STAKINGNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.STAKINGNAME(&_NCPExitImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) STAKINGNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.STAKINGNAME(&_NCPExitImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) STAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.STAKINGREWARDNAME(&_NCPExitImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _NCPExitImp.Contract.STAKINGREWARDNAME(&_NCPExitImp.CallOpts)
+}
+
+// GetAvailableAmountForAdministrator is a free data retrieval call binding the contract method 0xdd38f90b.
+//
+// Solidity: function getAvailableAmountForAdministrator(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpCaller) GetAvailableAmountForAdministrator(opts *bind.CallOpts, exitNcp common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "getAvailableAmountForAdministrator", exitNcp)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetAvailableAmountForAdministrator is a free data retrieval call binding the contract method 0xdd38f90b.
+//
+// Solidity: function getAvailableAmountForAdministrator(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpSession) GetAvailableAmountForAdministrator(exitNcp common.Address) (*big.Int, error) {
+	return _NCPExitImp.Contract.GetAvailableAmountForAdministrator(&_NCPExitImp.CallOpts, exitNcp)
+}
+
+// GetAvailableAmountForAdministrator is a free data retrieval call binding the contract method 0xdd38f90b.
+//
+// Solidity: function getAvailableAmountForAdministrator(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpCallerSession) GetAvailableAmountForAdministrator(exitNcp common.Address) (*big.Int, error) {
+	return _NCPExitImp.Contract.GetAvailableAmountForAdministrator(&_NCPExitImp.CallOpts, exitNcp)
+}
+
+// GetLockedUserBalanceToNCPTotal is a free data retrieval call binding the contract method 0x805c5ccc.
+//
+// Solidity: function getLockedUserBalanceToNCPTotal(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpCaller) GetLockedUserBalanceToNCPTotal(opts *bind.CallOpts, exitNcp common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "getLockedUserBalanceToNCPTotal", exitNcp)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetLockedUserBalanceToNCPTotal is a free data retrieval call binding the contract method 0x805c5ccc.
+//
+// Solidity: function getLockedUserBalanceToNCPTotal(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpSession) GetLockedUserBalanceToNCPTotal(exitNcp common.Address) (*big.Int, error) {
+	return _NCPExitImp.Contract.GetLockedUserBalanceToNCPTotal(&_NCPExitImp.CallOpts, exitNcp)
+}
+
+// GetLockedUserBalanceToNCPTotal is a free data retrieval call binding the contract method 0x805c5ccc.
+//
+// Solidity: function getLockedUserBalanceToNCPTotal(address exitNcp) view returns(uint256)
+func (_NCPExitImp *NCPExitImpCallerSession) GetLockedUserBalanceToNCPTotal(exitNcp common.Address) (*big.Int, error) {
+	return _NCPExitImp.Contract.GetLockedUserBalanceToNCPTotal(&_NCPExitImp.CallOpts, exitNcp)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_NCPExitImp *NCPExitImpCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_NCPExitImp *NCPExitImpSession) Owner() (common.Address, error) {
+	return _NCPExitImp.Contract.Owner(&_NCPExitImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_NCPExitImp *NCPExitImpCallerSession) Owner() (common.Address, error) {
+	return _NCPExitImp.Contract.Owner(&_NCPExitImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCaller) ProxiableUUID(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "proxiableUUID")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpSession) ProxiableUUID() ([32]byte, error) {
+	return _NCPExitImp.Contract.ProxiableUUID(&_NCPExitImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_NCPExitImp *NCPExitImpCallerSession) ProxiableUUID() ([32]byte, error) {
+	return _NCPExitImp.Contract.ProxiableUUID(&_NCPExitImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_NCPExitImp *NCPExitImpCaller) Reg(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _NCPExitImp.contract.Call(opts, &out, "reg")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_NCPExitImp *NCPExitImpSession) Reg() (common.Address, error) {
+	return _NCPExitImp.Contract.Reg(&_NCPExitImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_NCPExitImp *NCPExitImpCallerSession) Reg() (common.Address, error) {
+	return _NCPExitImp.Contract.Reg(&_NCPExitImp.CallOpts)
+}
+
+// DepositExitAmount is a paid mutator transaction binding the contract method 0x8408bdb1.
+//
+// Solidity: function depositExitAmount(address exitNcp, uint256 totalAmount, uint256 lockedUserBalanceToNCPTotal) payable returns()
+func (_NCPExitImp *NCPExitImpTransactor) DepositExitAmount(opts *bind.TransactOpts, exitNcp common.Address, totalAmount *big.Int, lockedUserBalanceToNCPTotal *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "depositExitAmount", exitNcp, totalAmount, lockedUserBalanceToNCPTotal)
+}
+
+// DepositExitAmount is a paid mutator transaction binding the contract method 0x8408bdb1.
+//
+// Solidity: function depositExitAmount(address exitNcp, uint256 totalAmount, uint256 lockedUserBalanceToNCPTotal) payable returns()
+func (_NCPExitImp *NCPExitImpSession) DepositExitAmount(exitNcp common.Address, totalAmount *big.Int, lockedUserBalanceToNCPTotal *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.DepositExitAmount(&_NCPExitImp.TransactOpts, exitNcp, totalAmount, lockedUserBalanceToNCPTotal)
+}
+
+// DepositExitAmount is a paid mutator transaction binding the contract method 0x8408bdb1.
+//
+// Solidity: function depositExitAmount(address exitNcp, uint256 totalAmount, uint256 lockedUserBalanceToNCPTotal) payable returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) DepositExitAmount(exitNcp common.Address, totalAmount *big.Int, lockedUserBalanceToNCPTotal *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.DepositExitAmount(&_NCPExitImp.TransactOpts, exitNcp, totalAmount, lockedUserBalanceToNCPTotal)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_NCPExitImp *NCPExitImpTransactor) Initialize(opts *bind.TransactOpts, _registry common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "initialize", _registry)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_NCPExitImp *NCPExitImpSession) Initialize(_registry common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.Initialize(&_NCPExitImp.TransactOpts, _registry)
+}
+
+// Initialize is a paid mutator transaction binding the contract method 0xc4d66de8.
+//
+// Solidity: function initialize(address _registry) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) Initialize(_registry common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.Initialize(&_NCPExitImp.TransactOpts, _registry)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_NCPExitImp *NCPExitImpTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_NCPExitImp *NCPExitImpSession) RenounceOwnership() (*types.Transaction, error) {
+	return _NCPExitImp.Contract.RenounceOwnership(&_NCPExitImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _NCPExitImp.Contract.RenounceOwnership(&_NCPExitImp.TransactOpts)
+}
+
+// SetAdministrator is a paid mutator transaction binding the contract method 0xdf8089ef.
+//
+// Solidity: function setAdministrator(address _newAdministrator) returns()
+func (_NCPExitImp *NCPExitImpTransactor) SetAdministrator(opts *bind.TransactOpts, _newAdministrator common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "setAdministrator", _newAdministrator)
+}
+
+// SetAdministrator is a paid mutator transaction binding the contract method 0xdf8089ef.
+//
+// Solidity: function setAdministrator(address _newAdministrator) returns()
+func (_NCPExitImp *NCPExitImpSession) SetAdministrator(_newAdministrator common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetAdministrator(&_NCPExitImp.TransactOpts, _newAdministrator)
+}
+
+// SetAdministrator is a paid mutator transaction binding the contract method 0xdf8089ef.
+//
+// Solidity: function setAdministrator(address _newAdministrator) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) SetAdministrator(_newAdministrator common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetAdministrator(&_NCPExitImp.TransactOpts, _newAdministrator)
+}
+
+// SetAdministratorSetter is a paid mutator transaction binding the contract method 0x8c56c8c3.
+//
+// Solidity: function setAdministratorSetter(address _newAdministratorSetter) returns()
+func (_NCPExitImp *NCPExitImpTransactor) SetAdministratorSetter(opts *bind.TransactOpts, _newAdministratorSetter common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "setAdministratorSetter", _newAdministratorSetter)
+}
+
+// SetAdministratorSetter is a paid mutator transaction binding the contract method 0x8c56c8c3.
+//
+// Solidity: function setAdministratorSetter(address _newAdministratorSetter) returns()
+func (_NCPExitImp *NCPExitImpSession) SetAdministratorSetter(_newAdministratorSetter common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetAdministratorSetter(&_NCPExitImp.TransactOpts, _newAdministratorSetter)
+}
+
+// SetAdministratorSetter is a paid mutator transaction binding the contract method 0x8c56c8c3.
+//
+// Solidity: function setAdministratorSetter(address _newAdministratorSetter) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) SetAdministratorSetter(_newAdministratorSetter common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetAdministratorSetter(&_NCPExitImp.TransactOpts, _newAdministratorSetter)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_NCPExitImp *NCPExitImpTransactor) SetRegistry(opts *bind.TransactOpts, _addr common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "setRegistry", _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_NCPExitImp *NCPExitImpSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetRegistry(&_NCPExitImp.TransactOpts, _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.SetRegistry(&_NCPExitImp.TransactOpts, _addr)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_NCPExitImp *NCPExitImpTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_NCPExitImp *NCPExitImpSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.TransferOwnership(&_NCPExitImp.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.TransferOwnership(&_NCPExitImp.TransactOpts, newOwner)
+}
+
+// UpgradeNCPExit is a paid mutator transaction binding the contract method 0x1083fc6e.
+//
+// Solidity: function upgradeNCPExit(address newImp) returns()
+func (_NCPExitImp *NCPExitImpTransactor) UpgradeNCPExit(opts *bind.TransactOpts, newImp common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "upgradeNCPExit", newImp)
+}
+
+// UpgradeNCPExit is a paid mutator transaction binding the contract method 0x1083fc6e.
+//
+// Solidity: function upgradeNCPExit(address newImp) returns()
+func (_NCPExitImp *NCPExitImpSession) UpgradeNCPExit(newImp common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeNCPExit(&_NCPExitImp.TransactOpts, newImp)
+}
+
+// UpgradeNCPExit is a paid mutator transaction binding the contract method 0x1083fc6e.
+//
+// Solidity: function upgradeNCPExit(address newImp) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) UpgradeNCPExit(newImp common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeNCPExit(&_NCPExitImp.TransactOpts, newImp)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_NCPExitImp *NCPExitImpTransactor) UpgradeTo(opts *bind.TransactOpts, newImplementation common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "upgradeTo", newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_NCPExitImp *NCPExitImpSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeTo(&_NCPExitImp.TransactOpts, newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeTo(&_NCPExitImp.TransactOpts, newImplementation)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_NCPExitImp *NCPExitImpTransactor) UpgradeToAndCall(opts *bind.TransactOpts, newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "upgradeToAndCall", newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_NCPExitImp *NCPExitImpSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeToAndCall(&_NCPExitImp.TransactOpts, newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.UpgradeToAndCall(&_NCPExitImp.TransactOpts, newImplementation, data)
+}
+
+// WithdrawForAdministrator is a paid mutator transaction binding the contract method 0x00fc5701.
+//
+// Solidity: function withdrawForAdministrator(address exitNcp, uint256 amount, address to) returns()
+func (_NCPExitImp *NCPExitImpTransactor) WithdrawForAdministrator(opts *bind.TransactOpts, exitNcp common.Address, amount *big.Int, to common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "withdrawForAdministrator", exitNcp, amount, to)
+}
+
+// WithdrawForAdministrator is a paid mutator transaction binding the contract method 0x00fc5701.
+//
+// Solidity: function withdrawForAdministrator(address exitNcp, uint256 amount, address to) returns()
+func (_NCPExitImp *NCPExitImpSession) WithdrawForAdministrator(exitNcp common.Address, amount *big.Int, to common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.WithdrawForAdministrator(&_NCPExitImp.TransactOpts, exitNcp, amount, to)
+}
+
+// WithdrawForAdministrator is a paid mutator transaction binding the contract method 0x00fc5701.
+//
+// Solidity: function withdrawForAdministrator(address exitNcp, uint256 amount, address to) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) WithdrawForAdministrator(exitNcp common.Address, amount *big.Int, to common.Address) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.WithdrawForAdministrator(&_NCPExitImp.TransactOpts, exitNcp, amount, to)
+}
+
+// WithdrawForUser is a paid mutator transaction binding the contract method 0xb007a5ad.
+//
+// Solidity: function withdrawForUser(address exitNcp, address exitUser, uint256 amount) returns()
+func (_NCPExitImp *NCPExitImpTransactor) WithdrawForUser(opts *bind.TransactOpts, exitNcp common.Address, exitUser common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.contract.Transact(opts, "withdrawForUser", exitNcp, exitUser, amount)
+}
+
+// WithdrawForUser is a paid mutator transaction binding the contract method 0xb007a5ad.
+//
+// Solidity: function withdrawForUser(address exitNcp, address exitUser, uint256 amount) returns()
+func (_NCPExitImp *NCPExitImpSession) WithdrawForUser(exitNcp common.Address, exitUser common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.WithdrawForUser(&_NCPExitImp.TransactOpts, exitNcp, exitUser, amount)
+}
+
+// WithdrawForUser is a paid mutator transaction binding the contract method 0xb007a5ad.
+//
+// Solidity: function withdrawForUser(address exitNcp, address exitUser, uint256 amount) returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) WithdrawForUser(exitNcp common.Address, exitUser common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _NCPExitImp.Contract.WithdrawForUser(&_NCPExitImp.TransactOpts, exitNcp, exitUser, amount)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExitImp *NCPExitImpTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _NCPExitImp.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExitImp *NCPExitImpSession) Receive() (*types.Transaction, error) {
+	return _NCPExitImp.Contract.Receive(&_NCPExitImp.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_NCPExitImp *NCPExitImpTransactorSession) Receive() (*types.Transaction, error) {
+	return _NCPExitImp.Contract.Receive(&_NCPExitImp.TransactOpts)
+}
+
+// NCPExitImpAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the NCPExitImp contract.
+type NCPExitImpAdminChangedIterator struct {
+	Event *NCPExitImpAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpAdminChanged represents a AdminChanged event raised by the NCPExitImp contract.
+type NCPExitImpAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExitImp *NCPExitImpFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*NCPExitImpAdminChangedIterator, error) {
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpAdminChangedIterator{contract: _NCPExitImp.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExitImp *NCPExitImpFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *NCPExitImpAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpAdminChanged)
+				if err := _NCPExitImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_NCPExitImp *NCPExitImpFilterer) ParseAdminChanged(log types.Log) (*NCPExitImpAdminChanged, error) {
+	event := new(NCPExitImpAdminChanged)
+	if err := _NCPExitImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the NCPExitImp contract.
+type NCPExitImpBeaconUpgradedIterator struct {
+	Event *NCPExitImpBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpBeaconUpgraded represents a BeaconUpgraded event raised by the NCPExitImp contract.
+type NCPExitImpBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExitImp *NCPExitImpFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*NCPExitImpBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpBeaconUpgradedIterator{contract: _NCPExitImp.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExitImp *NCPExitImpFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *NCPExitImpBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpBeaconUpgraded)
+				if err := _NCPExitImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_NCPExitImp *NCPExitImpFilterer) ParseBeaconUpgraded(log types.Log) (*NCPExitImpBeaconUpgraded, error) {
+	event := new(NCPExitImpBeaconUpgraded)
+	if err := _NCPExitImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpInitializedIterator is returned from FilterInitialized and is used to iterate over the raw logs and unpacked data for Initialized events raised by the NCPExitImp contract.
+type NCPExitImpInitializedIterator struct {
+	Event *NCPExitImpInitialized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpInitializedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpInitialized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpInitialized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpInitializedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpInitializedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpInitialized represents a Initialized event raised by the NCPExitImp contract.
+type NCPExitImpInitialized struct {
+	Version uint8
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterInitialized is a free log retrieval operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_NCPExitImp *NCPExitImpFilterer) FilterInitialized(opts *bind.FilterOpts) (*NCPExitImpInitializedIterator, error) {
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpInitializedIterator{contract: _NCPExitImp.contract, event: "Initialized", logs: logs, sub: sub}, nil
+}
+
+// WatchInitialized is a free log subscription operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_NCPExitImp *NCPExitImpFilterer) WatchInitialized(opts *bind.WatchOpts, sink chan<- *NCPExitImpInitialized) (event.Subscription, error) {
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpInitialized)
+				if err := _NCPExitImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseInitialized is a log parse operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_NCPExitImp *NCPExitImpFilterer) ParseInitialized(log types.Log) (*NCPExitImpInitialized, error) {
+	event := new(NCPExitImpInitialized)
+	if err := _NCPExitImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the NCPExitImp contract.
+type NCPExitImpOwnershipTransferredIterator struct {
+	Event *NCPExitImpOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpOwnershipTransferred represents a OwnershipTransferred event raised by the NCPExitImp contract.
+type NCPExitImpOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_NCPExitImp *NCPExitImpFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*NCPExitImpOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpOwnershipTransferredIterator{contract: _NCPExitImp.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_NCPExitImp *NCPExitImpFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *NCPExitImpOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpOwnershipTransferred)
+				if err := _NCPExitImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_NCPExitImp *NCPExitImpFilterer) ParseOwnershipTransferred(log types.Log) (*NCPExitImpOwnershipTransferred, error) {
+	event := new(NCPExitImpOwnershipTransferred)
+	if err := _NCPExitImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpSetRegistryIterator is returned from FilterSetRegistry and is used to iterate over the raw logs and unpacked data for SetRegistry events raised by the NCPExitImp contract.
+type NCPExitImpSetRegistryIterator struct {
+	Event *NCPExitImpSetRegistry // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpSetRegistryIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpSetRegistry)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpSetRegistry)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpSetRegistryIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpSetRegistryIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpSetRegistry represents a SetRegistry event raised by the NCPExitImp contract.
+type NCPExitImpSetRegistry struct {
+	Addr common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetRegistry is a free log retrieval operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_NCPExitImp *NCPExitImpFilterer) FilterSetRegistry(opts *bind.FilterOpts, addr []common.Address) (*NCPExitImpSetRegistryIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpSetRegistryIterator{contract: _NCPExitImp.contract, event: "SetRegistry", logs: logs, sub: sub}, nil
+}
+
+// WatchSetRegistry is a free log subscription operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_NCPExitImp *NCPExitImpFilterer) WatchSetRegistry(opts *bind.WatchOpts, sink chan<- *NCPExitImpSetRegistry, addr []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpSetRegistry)
+				if err := _NCPExitImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetRegistry is a log parse operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_NCPExitImp *NCPExitImpFilterer) ParseSetRegistry(log types.Log) (*NCPExitImpSetRegistry, error) {
+	event := new(NCPExitImpSetRegistry)
+	if err := _NCPExitImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// NCPExitImpUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the NCPExitImp contract.
+type NCPExitImpUpgradedIterator struct {
+	Event *NCPExitImpUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *NCPExitImpUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(NCPExitImpUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(NCPExitImpUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *NCPExitImpUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *NCPExitImpUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// NCPExitImpUpgraded represents a Upgraded event raised by the NCPExitImp contract.
+type NCPExitImpUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExitImp *NCPExitImpFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*NCPExitImpUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &NCPExitImpUpgradedIterator{contract: _NCPExitImp.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExitImp *NCPExitImpFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *NCPExitImpUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _NCPExitImp.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(NCPExitImpUpgraded)
+				if err := _NCPExitImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_NCPExitImp *NCPExitImpFilterer) ParseUpgraded(log types.Log) (*NCPExitImpUpgraded, error) {
+	event := new(NCPExitImpUpgraded)
+	if err := _NCPExitImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/gen_registry_abi.go b/wemix/bind/gen_registry_abi.go
new file mode 100644
index 000000000000..c7aa5c0002ce
--- /dev/null
+++ b/wemix/bind/gen_registry_abi.go
@@ -0,0 +1,981 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// RegistryMetaData contains all meta data concerning the Registry contract.
+var RegistryMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"setter\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"name\",\"type\":\"bytes32\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetContractDomain\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"_contract\",\"type\":\"bytes32\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"granted\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bool\",\"name\":\"status\",\"type\":\"bool\"}],\"name\":\"SetPermission\",\"type\":\"event\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"contracts\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"}],\"name\":\"getContractAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_contract\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"_granted\",\"type\":\"address\"}],\"name\":\"getPermission\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"found\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"magic\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"modifiedBlock\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"permissions\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_name\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"setContractDomain\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_contract\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"_granted\",\"type\":\"address\"},{\"internalType\":\"bool\",\"name\":\"_status\",\"type\":\"bool\"}],\"name\":\"setPermission\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]",
+	Sigs: map[string]string{
+		"ec56a373": "contracts(bytes32)",
+		"0d2020dd": "getContractAddress(bytes32)",
+		"60d6c7cf": "getPermission(bytes32,address)",
+		"0d854646": "magic()",
+		"7d10dd1b": "modifiedBlock()",
+		"8da5cb5b": "owner()",
+		"3ec50c6c": "permissions(bytes32,address)",
+		"715018a6": "renounceOwnership()",
+		"04af66ad": "setContractDomain(bytes32,address)",
+		"599e4c70": "setPermission(bytes32,address,bool)",
+		"f2fde38b": "transferOwnership(address)",
+	},
+	Bin: "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",
+}
+
+// RegistryABI is the input ABI used to generate the binding from.
+// Deprecated: Use RegistryMetaData.ABI instead.
+var RegistryABI = RegistryMetaData.ABI
+
+// Deprecated: Use RegistryMetaData.Sigs instead.
+// RegistryFuncSigs maps the 4-byte function signature to its string representation.
+var RegistryFuncSigs = RegistryMetaData.Sigs
+
+// RegistryBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use RegistryMetaData.Bin instead.
+var RegistryBin = RegistryMetaData.Bin
+
+// DeployRegistry deploys a new Ethereum contract, binding an instance of Registry to it.
+func DeployRegistry(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *Registry, error) {
+	parsed, err := RegistryMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(RegistryBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &Registry{RegistryCaller: RegistryCaller{contract: contract}, RegistryTransactor: RegistryTransactor{contract: contract}, RegistryFilterer: RegistryFilterer{contract: contract}}, nil
+}
+
+// Registry is an auto generated Go binding around an Ethereum contract.
+type Registry struct {
+	RegistryCaller     // Read-only binding to the contract
+	RegistryTransactor // Write-only binding to the contract
+	RegistryFilterer   // Log filterer for contract events
+}
+
+// RegistryCaller is an auto generated read-only Go binding around an Ethereum contract.
+type RegistryCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// RegistryTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type RegistryTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// RegistryFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type RegistryFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// RegistrySession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type RegistrySession struct {
+	Contract     *Registry         // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// RegistryCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type RegistryCallerSession struct {
+	Contract *RegistryCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts   // Call options to use throughout this session
+}
+
+// RegistryTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type RegistryTransactorSession struct {
+	Contract     *RegistryTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts   // Transaction auth options to use throughout this session
+}
+
+// RegistryRaw is an auto generated low-level Go binding around an Ethereum contract.
+type RegistryRaw struct {
+	Contract *Registry // Generic contract binding to access the raw methods on
+}
+
+// RegistryCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type RegistryCallerRaw struct {
+	Contract *RegistryCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// RegistryTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type RegistryTransactorRaw struct {
+	Contract *RegistryTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewRegistry creates a new instance of Registry, bound to a specific deployed contract.
+func NewRegistry(address common.Address, backend bind.ContractBackend) (*Registry, error) {
+	contract, err := bindRegistry(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &Registry{RegistryCaller: RegistryCaller{contract: contract}, RegistryTransactor: RegistryTransactor{contract: contract}, RegistryFilterer: RegistryFilterer{contract: contract}}, nil
+}
+
+// NewRegistryCaller creates a new read-only instance of Registry, bound to a specific deployed contract.
+func NewRegistryCaller(address common.Address, caller bind.ContractCaller) (*RegistryCaller, error) {
+	contract, err := bindRegistry(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistryCaller{contract: contract}, nil
+}
+
+// NewRegistryTransactor creates a new write-only instance of Registry, bound to a specific deployed contract.
+func NewRegistryTransactor(address common.Address, transactor bind.ContractTransactor) (*RegistryTransactor, error) {
+	contract, err := bindRegistry(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistryTransactor{contract: contract}, nil
+}
+
+// NewRegistryFilterer creates a new log filterer instance of Registry, bound to a specific deployed contract.
+func NewRegistryFilterer(address common.Address, filterer bind.ContractFilterer) (*RegistryFilterer, error) {
+	contract, err := bindRegistry(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistryFilterer{contract: contract}, nil
+}
+
+// bindRegistry binds a generic wrapper to an already deployed contract.
+func bindRegistry(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(RegistryABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Registry *RegistryRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Registry.Contract.RegistryCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Registry *RegistryRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Registry.Contract.RegistryTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Registry *RegistryRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Registry.Contract.RegistryTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Registry *RegistryCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Registry.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Registry *RegistryTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Registry.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Registry *RegistryTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Registry.Contract.contract.Transact(opts, method, params...)
+}
+
+// Contracts is a free data retrieval call binding the contract method 0xec56a373.
+//
+// Solidity: function contracts(bytes32 ) view returns(address)
+func (_Registry *RegistryCaller) Contracts(opts *bind.CallOpts, arg0 [32]byte) (common.Address, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "contracts", arg0)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Contracts is a free data retrieval call binding the contract method 0xec56a373.
+//
+// Solidity: function contracts(bytes32 ) view returns(address)
+func (_Registry *RegistrySession) Contracts(arg0 [32]byte) (common.Address, error) {
+	return _Registry.Contract.Contracts(&_Registry.CallOpts, arg0)
+}
+
+// Contracts is a free data retrieval call binding the contract method 0xec56a373.
+//
+// Solidity: function contracts(bytes32 ) view returns(address)
+func (_Registry *RegistryCallerSession) Contracts(arg0 [32]byte) (common.Address, error) {
+	return _Registry.Contract.Contracts(&_Registry.CallOpts, arg0)
+}
+
+// GetContractAddress is a free data retrieval call binding the contract method 0x0d2020dd.
+//
+// Solidity: function getContractAddress(bytes32 _name) view returns(address addr)
+func (_Registry *RegistryCaller) GetContractAddress(opts *bind.CallOpts, _name [32]byte) (common.Address, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "getContractAddress", _name)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetContractAddress is a free data retrieval call binding the contract method 0x0d2020dd.
+//
+// Solidity: function getContractAddress(bytes32 _name) view returns(address addr)
+func (_Registry *RegistrySession) GetContractAddress(_name [32]byte) (common.Address, error) {
+	return _Registry.Contract.GetContractAddress(&_Registry.CallOpts, _name)
+}
+
+// GetContractAddress is a free data retrieval call binding the contract method 0x0d2020dd.
+//
+// Solidity: function getContractAddress(bytes32 _name) view returns(address addr)
+func (_Registry *RegistryCallerSession) GetContractAddress(_name [32]byte) (common.Address, error) {
+	return _Registry.Contract.GetContractAddress(&_Registry.CallOpts, _name)
+}
+
+// GetPermission is a free data retrieval call binding the contract method 0x60d6c7cf.
+//
+// Solidity: function getPermission(bytes32 _contract, address _granted) view returns(bool found)
+func (_Registry *RegistryCaller) GetPermission(opts *bind.CallOpts, _contract [32]byte, _granted common.Address) (bool, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "getPermission", _contract, _granted)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// GetPermission is a free data retrieval call binding the contract method 0x60d6c7cf.
+//
+// Solidity: function getPermission(bytes32 _contract, address _granted) view returns(bool found)
+func (_Registry *RegistrySession) GetPermission(_contract [32]byte, _granted common.Address) (bool, error) {
+	return _Registry.Contract.GetPermission(&_Registry.CallOpts, _contract, _granted)
+}
+
+// GetPermission is a free data retrieval call binding the contract method 0x60d6c7cf.
+//
+// Solidity: function getPermission(bytes32 _contract, address _granted) view returns(bool found)
+func (_Registry *RegistryCallerSession) GetPermission(_contract [32]byte, _granted common.Address) (bool, error) {
+	return _Registry.Contract.GetPermission(&_Registry.CallOpts, _contract, _granted)
+}
+
+// Magic is a free data retrieval call binding the contract method 0x0d854646.
+//
+// Solidity: function magic() view returns(uint256)
+func (_Registry *RegistryCaller) Magic(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "magic")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// Magic is a free data retrieval call binding the contract method 0x0d854646.
+//
+// Solidity: function magic() view returns(uint256)
+func (_Registry *RegistrySession) Magic() (*big.Int, error) {
+	return _Registry.Contract.Magic(&_Registry.CallOpts)
+}
+
+// Magic is a free data retrieval call binding the contract method 0x0d854646.
+//
+// Solidity: function magic() view returns(uint256)
+func (_Registry *RegistryCallerSession) Magic() (*big.Int, error) {
+	return _Registry.Contract.Magic(&_Registry.CallOpts)
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_Registry *RegistryCaller) ModifiedBlock(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "modifiedBlock")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_Registry *RegistrySession) ModifiedBlock() (*big.Int, error) {
+	return _Registry.Contract.ModifiedBlock(&_Registry.CallOpts)
+}
+
+// ModifiedBlock is a free data retrieval call binding the contract method 0x7d10dd1b.
+//
+// Solidity: function modifiedBlock() view returns(uint256)
+func (_Registry *RegistryCallerSession) ModifiedBlock() (*big.Int, error) {
+	return _Registry.Contract.ModifiedBlock(&_Registry.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_Registry *RegistryCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_Registry *RegistrySession) Owner() (common.Address, error) {
+	return _Registry.Contract.Owner(&_Registry.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_Registry *RegistryCallerSession) Owner() (common.Address, error) {
+	return _Registry.Contract.Owner(&_Registry.CallOpts)
+}
+
+// Permissions is a free data retrieval call binding the contract method 0x3ec50c6c.
+//
+// Solidity: function permissions(bytes32 , address ) view returns(bool)
+func (_Registry *RegistryCaller) Permissions(opts *bind.CallOpts, arg0 [32]byte, arg1 common.Address) (bool, error) {
+	var out []interface{}
+	err := _Registry.contract.Call(opts, &out, "permissions", arg0, arg1)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// Permissions is a free data retrieval call binding the contract method 0x3ec50c6c.
+//
+// Solidity: function permissions(bytes32 , address ) view returns(bool)
+func (_Registry *RegistrySession) Permissions(arg0 [32]byte, arg1 common.Address) (bool, error) {
+	return _Registry.Contract.Permissions(&_Registry.CallOpts, arg0, arg1)
+}
+
+// Permissions is a free data retrieval call binding the contract method 0x3ec50c6c.
+//
+// Solidity: function permissions(bytes32 , address ) view returns(bool)
+func (_Registry *RegistryCallerSession) Permissions(arg0 [32]byte, arg1 common.Address) (bool, error) {
+	return _Registry.Contract.Permissions(&_Registry.CallOpts, arg0, arg1)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_Registry *RegistryTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Registry.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_Registry *RegistrySession) RenounceOwnership() (*types.Transaction, error) {
+	return _Registry.Contract.RenounceOwnership(&_Registry.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_Registry *RegistryTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _Registry.Contract.RenounceOwnership(&_Registry.TransactOpts)
+}
+
+// SetContractDomain is a paid mutator transaction binding the contract method 0x04af66ad.
+//
+// Solidity: function setContractDomain(bytes32 _name, address _addr) returns(bool success)
+func (_Registry *RegistryTransactor) SetContractDomain(opts *bind.TransactOpts, _name [32]byte, _addr common.Address) (*types.Transaction, error) {
+	return _Registry.contract.Transact(opts, "setContractDomain", _name, _addr)
+}
+
+// SetContractDomain is a paid mutator transaction binding the contract method 0x04af66ad.
+//
+// Solidity: function setContractDomain(bytes32 _name, address _addr) returns(bool success)
+func (_Registry *RegistrySession) SetContractDomain(_name [32]byte, _addr common.Address) (*types.Transaction, error) {
+	return _Registry.Contract.SetContractDomain(&_Registry.TransactOpts, _name, _addr)
+}
+
+// SetContractDomain is a paid mutator transaction binding the contract method 0x04af66ad.
+//
+// Solidity: function setContractDomain(bytes32 _name, address _addr) returns(bool success)
+func (_Registry *RegistryTransactorSession) SetContractDomain(_name [32]byte, _addr common.Address) (*types.Transaction, error) {
+	return _Registry.Contract.SetContractDomain(&_Registry.TransactOpts, _name, _addr)
+}
+
+// SetPermission is a paid mutator transaction binding the contract method 0x599e4c70.
+//
+// Solidity: function setPermission(bytes32 _contract, address _granted, bool _status) returns(bool success)
+func (_Registry *RegistryTransactor) SetPermission(opts *bind.TransactOpts, _contract [32]byte, _granted common.Address, _status bool) (*types.Transaction, error) {
+	return _Registry.contract.Transact(opts, "setPermission", _contract, _granted, _status)
+}
+
+// SetPermission is a paid mutator transaction binding the contract method 0x599e4c70.
+//
+// Solidity: function setPermission(bytes32 _contract, address _granted, bool _status) returns(bool success)
+func (_Registry *RegistrySession) SetPermission(_contract [32]byte, _granted common.Address, _status bool) (*types.Transaction, error) {
+	return _Registry.Contract.SetPermission(&_Registry.TransactOpts, _contract, _granted, _status)
+}
+
+// SetPermission is a paid mutator transaction binding the contract method 0x599e4c70.
+//
+// Solidity: function setPermission(bytes32 _contract, address _granted, bool _status) returns(bool success)
+func (_Registry *RegistryTransactorSession) SetPermission(_contract [32]byte, _granted common.Address, _status bool) (*types.Transaction, error) {
+	return _Registry.Contract.SetPermission(&_Registry.TransactOpts, _contract, _granted, _status)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_Registry *RegistryTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _Registry.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_Registry *RegistrySession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _Registry.Contract.TransferOwnership(&_Registry.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_Registry *RegistryTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _Registry.Contract.TransferOwnership(&_Registry.TransactOpts, newOwner)
+}
+
+// RegistryOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the Registry contract.
+type RegistryOwnershipTransferredIterator struct {
+	Event *RegistryOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *RegistryOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(RegistryOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(RegistryOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *RegistryOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *RegistryOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// RegistryOwnershipTransferred represents a OwnershipTransferred event raised by the Registry contract.
+type RegistryOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_Registry *RegistryFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*RegistryOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _Registry.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistryOwnershipTransferredIterator{contract: _Registry.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_Registry *RegistryFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *RegistryOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _Registry.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(RegistryOwnershipTransferred)
+				if err := _Registry.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_Registry *RegistryFilterer) ParseOwnershipTransferred(log types.Log) (*RegistryOwnershipTransferred, error) {
+	event := new(RegistryOwnershipTransferred)
+	if err := _Registry.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// RegistrySetContractDomainIterator is returned from FilterSetContractDomain and is used to iterate over the raw logs and unpacked data for SetContractDomain events raised by the Registry contract.
+type RegistrySetContractDomainIterator struct {
+	Event *RegistrySetContractDomain // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *RegistrySetContractDomainIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(RegistrySetContractDomain)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(RegistrySetContractDomain)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *RegistrySetContractDomainIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *RegistrySetContractDomainIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// RegistrySetContractDomain represents a SetContractDomain event raised by the Registry contract.
+type RegistrySetContractDomain struct {
+	Setter common.Address
+	Name   [32]byte
+	Addr   common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetContractDomain is a free log retrieval operation binding the contract event 0x37724a4a9968ac9654e6ee52f3d0c93e5ef8863e057254ee2e36e8ad3e8429db.
+//
+// Solidity: event SetContractDomain(address setter, bytes32 indexed name, address indexed addr)
+func (_Registry *RegistryFilterer) FilterSetContractDomain(opts *bind.FilterOpts, name [][32]byte, addr []common.Address) (*RegistrySetContractDomainIterator, error) {
+
+	var nameRule []interface{}
+	for _, nameItem := range name {
+		nameRule = append(nameRule, nameItem)
+	}
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _Registry.contract.FilterLogs(opts, "SetContractDomain", nameRule, addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistrySetContractDomainIterator{contract: _Registry.contract, event: "SetContractDomain", logs: logs, sub: sub}, nil
+}
+
+// WatchSetContractDomain is a free log subscription operation binding the contract event 0x37724a4a9968ac9654e6ee52f3d0c93e5ef8863e057254ee2e36e8ad3e8429db.
+//
+// Solidity: event SetContractDomain(address setter, bytes32 indexed name, address indexed addr)
+func (_Registry *RegistryFilterer) WatchSetContractDomain(opts *bind.WatchOpts, sink chan<- *RegistrySetContractDomain, name [][32]byte, addr []common.Address) (event.Subscription, error) {
+
+	var nameRule []interface{}
+	for _, nameItem := range name {
+		nameRule = append(nameRule, nameItem)
+	}
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _Registry.contract.WatchLogs(opts, "SetContractDomain", nameRule, addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(RegistrySetContractDomain)
+				if err := _Registry.contract.UnpackLog(event, "SetContractDomain", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetContractDomain is a log parse operation binding the contract event 0x37724a4a9968ac9654e6ee52f3d0c93e5ef8863e057254ee2e36e8ad3e8429db.
+//
+// Solidity: event SetContractDomain(address setter, bytes32 indexed name, address indexed addr)
+func (_Registry *RegistryFilterer) ParseSetContractDomain(log types.Log) (*RegistrySetContractDomain, error) {
+	event := new(RegistrySetContractDomain)
+	if err := _Registry.contract.UnpackLog(event, "SetContractDomain", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// RegistrySetPermissionIterator is returned from FilterSetPermission and is used to iterate over the raw logs and unpacked data for SetPermission events raised by the Registry contract.
+type RegistrySetPermissionIterator struct {
+	Event *RegistrySetPermission // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *RegistrySetPermissionIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(RegistrySetPermission)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(RegistrySetPermission)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *RegistrySetPermissionIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *RegistrySetPermissionIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// RegistrySetPermission represents a SetPermission event raised by the Registry contract.
+type RegistrySetPermission struct {
+	Contract [32]byte
+	Granted  common.Address
+	Status   bool
+	Raw      types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetPermission is a free log retrieval operation binding the contract event 0xe9f5231bbfb4b32867755b94562215cff6c8998489de8ba20926f8d0980e7818.
+//
+// Solidity: event SetPermission(bytes32 indexed _contract, address indexed granted, bool status)
+func (_Registry *RegistryFilterer) FilterSetPermission(opts *bind.FilterOpts, _contract [][32]byte, granted []common.Address) (*RegistrySetPermissionIterator, error) {
+
+	var _contractRule []interface{}
+	for _, _contractItem := range _contract {
+		_contractRule = append(_contractRule, _contractItem)
+	}
+	var grantedRule []interface{}
+	for _, grantedItem := range granted {
+		grantedRule = append(grantedRule, grantedItem)
+	}
+
+	logs, sub, err := _Registry.contract.FilterLogs(opts, "SetPermission", _contractRule, grantedRule)
+	if err != nil {
+		return nil, err
+	}
+	return &RegistrySetPermissionIterator{contract: _Registry.contract, event: "SetPermission", logs: logs, sub: sub}, nil
+}
+
+// WatchSetPermission is a free log subscription operation binding the contract event 0xe9f5231bbfb4b32867755b94562215cff6c8998489de8ba20926f8d0980e7818.
+//
+// Solidity: event SetPermission(bytes32 indexed _contract, address indexed granted, bool status)
+func (_Registry *RegistryFilterer) WatchSetPermission(opts *bind.WatchOpts, sink chan<- *RegistrySetPermission, _contract [][32]byte, granted []common.Address) (event.Subscription, error) {
+
+	var _contractRule []interface{}
+	for _, _contractItem := range _contract {
+		_contractRule = append(_contractRule, _contractItem)
+	}
+	var grantedRule []interface{}
+	for _, grantedItem := range granted {
+		grantedRule = append(grantedRule, grantedItem)
+	}
+
+	logs, sub, err := _Registry.contract.WatchLogs(opts, "SetPermission", _contractRule, grantedRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(RegistrySetPermission)
+				if err := _Registry.contract.UnpackLog(event, "SetPermission", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetPermission is a log parse operation binding the contract event 0xe9f5231bbfb4b32867755b94562215cff6c8998489de8ba20926f8d0980e7818.
+//
+// Solidity: event SetPermission(bytes32 indexed _contract, address indexed granted, bool status)
+func (_Registry *RegistryFilterer) ParseSetPermission(log types.Log) (*RegistrySetPermission, error) {
+	event := new(RegistrySetPermission)
+	if err := _Registry.contract.UnpackLog(event, "SetPermission", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/gen_staking_abi.go b/wemix/bind/gen_staking_abi.go
new file mode 100644
index 000000000000..f1006b530a98
--- /dev/null
+++ b/wemix/bind/gen_staking_abi.go
@@ -0,0 +1,4177 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package gov
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// StakingMetaData contains all meta data concerning the Staking contract.
+var StakingMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_imp\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"5c60da1b": "implementation()",
+	},
+	Bin: "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",
+}
+
+// StakingABI is the input ABI used to generate the binding from.
+// Deprecated: Use StakingMetaData.ABI instead.
+var StakingABI = StakingMetaData.ABI
+
+// Deprecated: Use StakingMetaData.Sigs instead.
+// StakingFuncSigs maps the 4-byte function signature to its string representation.
+var StakingFuncSigs = StakingMetaData.Sigs
+
+// StakingBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use StakingMetaData.Bin instead.
+var StakingBin = StakingMetaData.Bin
+
+// DeployStaking deploys a new Ethereum contract, binding an instance of Staking to it.
+func DeployStaking(auth *bind.TransactOpts, backend bind.ContractBackend, _imp common.Address) (common.Address, *types.Transaction, *Staking, error) {
+	parsed, err := StakingMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(StakingBin), backend, _imp)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &Staking{StakingCaller: StakingCaller{contract: contract}, StakingTransactor: StakingTransactor{contract: contract}, StakingFilterer: StakingFilterer{contract: contract}}, nil
+}
+
+// Staking is an auto generated Go binding around an Ethereum contract.
+type Staking struct {
+	StakingCaller     // Read-only binding to the contract
+	StakingTransactor // Write-only binding to the contract
+	StakingFilterer   // Log filterer for contract events
+}
+
+// StakingCaller is an auto generated read-only Go binding around an Ethereum contract.
+type StakingCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type StakingTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type StakingFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type StakingSession struct {
+	Contract     *Staking          // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// StakingCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type StakingCallerSession struct {
+	Contract *StakingCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts  // Call options to use throughout this session
+}
+
+// StakingTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type StakingTransactorSession struct {
+	Contract     *StakingTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts  // Transaction auth options to use throughout this session
+}
+
+// StakingRaw is an auto generated low-level Go binding around an Ethereum contract.
+type StakingRaw struct {
+	Contract *Staking // Generic contract binding to access the raw methods on
+}
+
+// StakingCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type StakingCallerRaw struct {
+	Contract *StakingCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// StakingTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type StakingTransactorRaw struct {
+	Contract *StakingTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewStaking creates a new instance of Staking, bound to a specific deployed contract.
+func NewStaking(address common.Address, backend bind.ContractBackend) (*Staking, error) {
+	contract, err := bindStaking(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &Staking{StakingCaller: StakingCaller{contract: contract}, StakingTransactor: StakingTransactor{contract: contract}, StakingFilterer: StakingFilterer{contract: contract}}, nil
+}
+
+// NewStakingCaller creates a new read-only instance of Staking, bound to a specific deployed contract.
+func NewStakingCaller(address common.Address, caller bind.ContractCaller) (*StakingCaller, error) {
+	contract, err := bindStaking(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingCaller{contract: contract}, nil
+}
+
+// NewStakingTransactor creates a new write-only instance of Staking, bound to a specific deployed contract.
+func NewStakingTransactor(address common.Address, transactor bind.ContractTransactor) (*StakingTransactor, error) {
+	contract, err := bindStaking(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingTransactor{contract: contract}, nil
+}
+
+// NewStakingFilterer creates a new log filterer instance of Staking, bound to a specific deployed contract.
+func NewStakingFilterer(address common.Address, filterer bind.ContractFilterer) (*StakingFilterer, error) {
+	contract, err := bindStaking(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingFilterer{contract: contract}, nil
+}
+
+// bindStaking binds a generic wrapper to an already deployed contract.
+func bindStaking(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(StakingABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Staking *StakingRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Staking.Contract.StakingCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Staking *StakingRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Staking.Contract.StakingTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Staking *StakingRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Staking.Contract.StakingTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Staking *StakingCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Staking.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Staking *StakingTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Staking.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Staking *StakingTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Staking.Contract.contract.Transact(opts, method, params...)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Staking *StakingCaller) Implementation(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _Staking.contract.Call(opts, &out, "implementation")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Staking *StakingSession) Implementation() (common.Address, error) {
+	return _Staking.Contract.Implementation(&_Staking.CallOpts)
+}
+
+// Implementation is a free data retrieval call binding the contract method 0x5c60da1b.
+//
+// Solidity: function implementation() view returns(address)
+func (_Staking *StakingCallerSession) Implementation() (common.Address, error) {
+	return _Staking.Contract.Implementation(&_Staking.CallOpts)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Staking *StakingTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
+	return _Staking.contract.RawTransact(opts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Staking *StakingSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _Staking.Contract.Fallback(&_Staking.TransactOpts, calldata)
+}
+
+// Fallback is a paid mutator transaction binding the contract fallback function.
+//
+// Solidity: fallback() payable returns()
+func (_Staking *StakingTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
+	return _Staking.Contract.Fallback(&_Staking.TransactOpts, calldata)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Staking *StakingTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Staking.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Staking *StakingSession) Receive() (*types.Transaction, error) {
+	return _Staking.Contract.Receive(&_Staking.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_Staking *StakingTransactorSession) Receive() (*types.Transaction, error) {
+	return _Staking.Contract.Receive(&_Staking.TransactOpts)
+}
+
+// StakingAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the Staking contract.
+type StakingAdminChangedIterator struct {
+	Event *StakingAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingAdminChanged represents a AdminChanged event raised by the Staking contract.
+type StakingAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Staking *StakingFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*StakingAdminChangedIterator, error) {
+
+	logs, sub, err := _Staking.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &StakingAdminChangedIterator{contract: _Staking.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Staking *StakingFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *StakingAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _Staking.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingAdminChanged)
+				if err := _Staking.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_Staking *StakingFilterer) ParseAdminChanged(log types.Log) (*StakingAdminChanged, error) {
+	event := new(StakingAdminChanged)
+	if err := _Staking.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the Staking contract.
+type StakingBeaconUpgradedIterator struct {
+	Event *StakingBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingBeaconUpgraded represents a BeaconUpgraded event raised by the Staking contract.
+type StakingBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Staking *StakingFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*StakingBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _Staking.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingBeaconUpgradedIterator{contract: _Staking.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Staking *StakingFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *StakingBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _Staking.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingBeaconUpgraded)
+				if err := _Staking.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_Staking *StakingFilterer) ParseBeaconUpgraded(log types.Log) (*StakingBeaconUpgraded, error) {
+	event := new(StakingBeaconUpgraded)
+	if err := _Staking.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the Staking contract.
+type StakingUpgradedIterator struct {
+	Event *StakingUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingUpgraded represents a Upgraded event raised by the Staking contract.
+type StakingUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Staking *StakingFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*StakingUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _Staking.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingUpgradedIterator{contract: _Staking.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Staking *StakingFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *StakingUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _Staking.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingUpgraded)
+				if err := _Staking.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_Staking *StakingFilterer) ParseUpgraded(log types.Log) (*StakingUpgraded, error) {
+	event := new(StakingUpgraded)
+	if err := _Staking.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpMetaData contains all meta data concerning the StakingImp contract.
+var StakingImpMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"ncpTotalLocked\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"userTotalLocked\",\"type\":\"uint256\"}],\"name\":\"DelegateStaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"ncpTotalLocked\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"userTotalLocked\",\"type\":\"uint256\"}],\"name\":\"DelegateUnstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"version\",\"type\":\"uint8\"}],\"name\":\"Initialized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"available\",\"type\":\"uint256\"}],\"name\":\"Locked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"}],\"name\":\"NCPAddrChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"Revoked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"addr\",\"type\":\"address\"}],\"name\":\"SetRegistry\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"available\",\"type\":\"uint256\"}],\"name\":\"Staked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"available\",\"type\":\"uint256\"}],\"name\":\"TransferLocked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"available\",\"type\":\"uint256\"}],\"name\":\"Unlocked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"available\",\"type\":\"uint256\"}],\"name\":\"Unstaked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BALLOT_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ECOSYSTEM_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ENV_STORAGE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"GOV_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAINTENANCE_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"REWARD_POOL_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"STAKING_REWARD_NAME\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"}],\"name\":\"availableBalanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"}],\"name\":\"calcVotingWeight\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"internalType\":\"uint32\",\"name\":\"factor\",\"type\":\"uint32\"}],\"name\":\"calcVotingWeightWithScaleFactor\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"}],\"name\":\"delegateDepositAndLockMore\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"delegateUnlockAndWithdraw\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"deposit\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"}],\"name\":\"getRatioOfUserBalance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalLockedBalance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"registry\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"init\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"isRevoked\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"}],\"name\":\"lock\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"lockAmount\",\"type\":\"uint256\"}],\"name\":\"lockMore\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"}],\"name\":\"lockedBalanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"ncpStaking\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"proxiableUUID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"reg\",\"outputs\":[{\"internalType\":\"contractIRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"revoke\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_ncpStaking\",\"type\":\"address\"}],\"name\":\"setNCPStaking\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_addr\",\"type\":\"address\"}],\"name\":\"setRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"slashing\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"ext\",\"type\":\"uint256\"}],\"name\":\"transferLocked\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"payee\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"unlockAmount\",\"type\":\"uint256\"}],\"name\":\"unlock\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImp\",\"type\":\"address\"}],\"name\":\"upgradeStaking\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"}],\"name\":\"userBalanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"ncp\",\"type\":\"address\"}],\"name\":\"userTotalBalanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"withdraw\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]",
+	Sigs: map[string]string{
+		"9986e4b9": "BALLOT_STORAGE_NAME()",
+		"34125c84": "ECOSYSTEM_NAME()",
+		"7bf46530": "ENV_STORAGE_NAME()",
+		"6c78d2cf": "GOV_NAME()",
+		"4bd1ed76": "MAINTENANCE_NAME()",
+		"2f40992e": "REWARD_POOL_NAME()",
+		"1e0cba0d": "STAKING_NAME()",
+		"5a731cca": "STAKING_REWARD_NAME()",
+		"25d998bb": "availableBalanceOf(address)",
+		"70a08231": "balanceOf(address)",
+		"884d97a7": "calcVotingWeight(address)",
+		"7d77a0eb": "calcVotingWeightWithScaleFactor(address,uint32)",
+		"bac4f338": "delegateDepositAndLockMore(address)",
+		"f6931822": "delegateUnlockAndWithdraw(address,uint256)",
+		"d0e30db0": "deposit()",
+		"2b0b9c5e": "getRatioOfUserBalance(address)",
+		"d5c25890": "getTotalLockedBalance()",
+		"c0d91eaf": "init(address,bytes)",
+		"2bc9ed02": "isRevoked()",
+		"282d3fdf": "lock(address,uint256)",
+		"9667e76a": "lockMore(uint256)",
+		"59355736": "lockedBalanceOf(address)",
+		"f1b8aa1d": "ncpStaking()",
+		"8da5cb5b": "owner()",
+		"52d1902d": "proxiableUUID()",
+		"738fdd1a": "reg()",
+		"715018a6": "renounceOwnership()",
+		"b6549f75": "revoke()",
+		"7f2f4c06": "setNCPStaking(address)",
+		"a91ee0dc": "setRegistry(address)",
+		"92a950b6": "transferLocked(address,uint256,uint256)",
+		"f2fde38b": "transferOwnership(address)",
+		"7eee288d": "unlock(address,uint256)",
+		"f3f63080": "upgradeStaking(address)",
+		"3659cfe6": "upgradeTo(address)",
+		"4f1ef286": "upgradeToAndCall(address,bytes)",
+		"12853615": "userBalanceOf(address,address)",
+		"193468ac": "userTotalBalanceOf(address)",
+		"2e1a7d4d": "withdraw(uint256)",
+	},
+	Bin: 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+}
+
+// StakingImpABI is the input ABI used to generate the binding from.
+// Deprecated: Use StakingImpMetaData.ABI instead.
+var StakingImpABI = StakingImpMetaData.ABI
+
+// Deprecated: Use StakingImpMetaData.Sigs instead.
+// StakingImpFuncSigs maps the 4-byte function signature to its string representation.
+var StakingImpFuncSigs = StakingImpMetaData.Sigs
+
+// StakingImpBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use StakingImpMetaData.Bin instead.
+var StakingImpBin = StakingImpMetaData.Bin
+
+// DeployStakingImp deploys a new Ethereum contract, binding an instance of StakingImp to it.
+func DeployStakingImp(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *StakingImp, error) {
+	parsed, err := StakingImpMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(StakingImpBin), backend)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &StakingImp{StakingImpCaller: StakingImpCaller{contract: contract}, StakingImpTransactor: StakingImpTransactor{contract: contract}, StakingImpFilterer: StakingImpFilterer{contract: contract}}, nil
+}
+
+// StakingImp is an auto generated Go binding around an Ethereum contract.
+type StakingImp struct {
+	StakingImpCaller     // Read-only binding to the contract
+	StakingImpTransactor // Write-only binding to the contract
+	StakingImpFilterer   // Log filterer for contract events
+}
+
+// StakingImpCaller is an auto generated read-only Go binding around an Ethereum contract.
+type StakingImpCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingImpTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type StakingImpTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingImpFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type StakingImpFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StakingImpSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type StakingImpSession struct {
+	Contract     *StakingImp       // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// StakingImpCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type StakingImpCallerSession struct {
+	Contract *StakingImpCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts     // Call options to use throughout this session
+}
+
+// StakingImpTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type StakingImpTransactorSession struct {
+	Contract     *StakingImpTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts     // Transaction auth options to use throughout this session
+}
+
+// StakingImpRaw is an auto generated low-level Go binding around an Ethereum contract.
+type StakingImpRaw struct {
+	Contract *StakingImp // Generic contract binding to access the raw methods on
+}
+
+// StakingImpCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type StakingImpCallerRaw struct {
+	Contract *StakingImpCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// StakingImpTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type StakingImpTransactorRaw struct {
+	Contract *StakingImpTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewStakingImp creates a new instance of StakingImp, bound to a specific deployed contract.
+func NewStakingImp(address common.Address, backend bind.ContractBackend) (*StakingImp, error) {
+	contract, err := bindStakingImp(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImp{StakingImpCaller: StakingImpCaller{contract: contract}, StakingImpTransactor: StakingImpTransactor{contract: contract}, StakingImpFilterer: StakingImpFilterer{contract: contract}}, nil
+}
+
+// NewStakingImpCaller creates a new read-only instance of StakingImp, bound to a specific deployed contract.
+func NewStakingImpCaller(address common.Address, caller bind.ContractCaller) (*StakingImpCaller, error) {
+	contract, err := bindStakingImp(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpCaller{contract: contract}, nil
+}
+
+// NewStakingImpTransactor creates a new write-only instance of StakingImp, bound to a specific deployed contract.
+func NewStakingImpTransactor(address common.Address, transactor bind.ContractTransactor) (*StakingImpTransactor, error) {
+	contract, err := bindStakingImp(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpTransactor{contract: contract}, nil
+}
+
+// NewStakingImpFilterer creates a new log filterer instance of StakingImp, bound to a specific deployed contract.
+func NewStakingImpFilterer(address common.Address, filterer bind.ContractFilterer) (*StakingImpFilterer, error) {
+	contract, err := bindStakingImp(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpFilterer{contract: contract}, nil
+}
+
+// bindStakingImp binds a generic wrapper to an already deployed contract.
+func bindStakingImp(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(StakingImpABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_StakingImp *StakingImpRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _StakingImp.Contract.StakingImpCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_StakingImp *StakingImpRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.Contract.StakingImpTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_StakingImp *StakingImpRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _StakingImp.Contract.StakingImpTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_StakingImp *StakingImpCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _StakingImp.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_StakingImp *StakingImpTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_StakingImp *StakingImpTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _StakingImp.Contract.contract.Transact(opts, method, params...)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) BALLOTSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "BALLOT_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _StakingImp.Contract.BALLOTSTORAGENAME(&_StakingImp.CallOpts)
+}
+
+// BALLOTSTORAGENAME is a free data retrieval call binding the contract method 0x9986e4b9.
+//
+// Solidity: function BALLOT_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) BALLOTSTORAGENAME() ([32]byte, error) {
+	return _StakingImp.Contract.BALLOTSTORAGENAME(&_StakingImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) ECOSYSTEMNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "ECOSYSTEM_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _StakingImp.Contract.ECOSYSTEMNAME(&_StakingImp.CallOpts)
+}
+
+// ECOSYSTEMNAME is a free data retrieval call binding the contract method 0x34125c84.
+//
+// Solidity: function ECOSYSTEM_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) ECOSYSTEMNAME() ([32]byte, error) {
+	return _StakingImp.Contract.ECOSYSTEMNAME(&_StakingImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) ENVSTORAGENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "ENV_STORAGE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _StakingImp.Contract.ENVSTORAGENAME(&_StakingImp.CallOpts)
+}
+
+// ENVSTORAGENAME is a free data retrieval call binding the contract method 0x7bf46530.
+//
+// Solidity: function ENV_STORAGE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) ENVSTORAGENAME() ([32]byte, error) {
+	return _StakingImp.Contract.ENVSTORAGENAME(&_StakingImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) GOVNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "GOV_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) GOVNAME() ([32]byte, error) {
+	return _StakingImp.Contract.GOVNAME(&_StakingImp.CallOpts)
+}
+
+// GOVNAME is a free data retrieval call binding the contract method 0x6c78d2cf.
+//
+// Solidity: function GOV_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) GOVNAME() ([32]byte, error) {
+	return _StakingImp.Contract.GOVNAME(&_StakingImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) MAINTENANCENAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "MAINTENANCE_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) MAINTENANCENAME() ([32]byte, error) {
+	return _StakingImp.Contract.MAINTENANCENAME(&_StakingImp.CallOpts)
+}
+
+// MAINTENANCENAME is a free data retrieval call binding the contract method 0x4bd1ed76.
+//
+// Solidity: function MAINTENANCE_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) MAINTENANCENAME() ([32]byte, error) {
+	return _StakingImp.Contract.MAINTENANCENAME(&_StakingImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) REWARDPOOLNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "REWARD_POOL_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _StakingImp.Contract.REWARDPOOLNAME(&_StakingImp.CallOpts)
+}
+
+// REWARDPOOLNAME is a free data retrieval call binding the contract method 0x2f40992e.
+//
+// Solidity: function REWARD_POOL_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) REWARDPOOLNAME() ([32]byte, error) {
+	return _StakingImp.Contract.REWARDPOOLNAME(&_StakingImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) STAKINGNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "STAKING_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) STAKINGNAME() ([32]byte, error) {
+	return _StakingImp.Contract.STAKINGNAME(&_StakingImp.CallOpts)
+}
+
+// STAKINGNAME is a free data retrieval call binding the contract method 0x1e0cba0d.
+//
+// Solidity: function STAKING_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) STAKINGNAME() ([32]byte, error) {
+	return _StakingImp.Contract.STAKINGNAME(&_StakingImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) STAKINGREWARDNAME(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "STAKING_REWARD_NAME")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _StakingImp.Contract.STAKINGREWARDNAME(&_StakingImp.CallOpts)
+}
+
+// STAKINGREWARDNAME is a free data retrieval call binding the contract method 0x5a731cca.
+//
+// Solidity: function STAKING_REWARD_NAME() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) STAKINGREWARDNAME() ([32]byte, error) {
+	return _StakingImp.Contract.STAKINGREWARDNAME(&_StakingImp.CallOpts)
+}
+
+// AvailableBalanceOf is a free data retrieval call binding the contract method 0x25d998bb.
+//
+// Solidity: function availableBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCaller) AvailableBalanceOf(opts *bind.CallOpts, payee common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "availableBalanceOf", payee)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// AvailableBalanceOf is a free data retrieval call binding the contract method 0x25d998bb.
+//
+// Solidity: function availableBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpSession) AvailableBalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.AvailableBalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// AvailableBalanceOf is a free data retrieval call binding the contract method 0x25d998bb.
+//
+// Solidity: function availableBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) AvailableBalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.AvailableBalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
+//
+// Solidity: function balanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCaller) BalanceOf(opts *bind.CallOpts, payee common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "balanceOf", payee)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
+//
+// Solidity: function balanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpSession) BalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.BalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
+//
+// Solidity: function balanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) BalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.BalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// CalcVotingWeight is a free data retrieval call binding the contract method 0x884d97a7.
+//
+// Solidity: function calcVotingWeight(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCaller) CalcVotingWeight(opts *bind.CallOpts, payee common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "calcVotingWeight", payee)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// CalcVotingWeight is a free data retrieval call binding the contract method 0x884d97a7.
+//
+// Solidity: function calcVotingWeight(address payee) view returns(uint256)
+func (_StakingImp *StakingImpSession) CalcVotingWeight(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.CalcVotingWeight(&_StakingImp.CallOpts, payee)
+}
+
+// CalcVotingWeight is a free data retrieval call binding the contract method 0x884d97a7.
+//
+// Solidity: function calcVotingWeight(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) CalcVotingWeight(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.CalcVotingWeight(&_StakingImp.CallOpts, payee)
+}
+
+// CalcVotingWeightWithScaleFactor is a free data retrieval call binding the contract method 0x7d77a0eb.
+//
+// Solidity: function calcVotingWeightWithScaleFactor(address payee, uint32 factor) view returns(uint256)
+func (_StakingImp *StakingImpCaller) CalcVotingWeightWithScaleFactor(opts *bind.CallOpts, payee common.Address, factor uint32) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "calcVotingWeightWithScaleFactor", payee, factor)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// CalcVotingWeightWithScaleFactor is a free data retrieval call binding the contract method 0x7d77a0eb.
+//
+// Solidity: function calcVotingWeightWithScaleFactor(address payee, uint32 factor) view returns(uint256)
+func (_StakingImp *StakingImpSession) CalcVotingWeightWithScaleFactor(payee common.Address, factor uint32) (*big.Int, error) {
+	return _StakingImp.Contract.CalcVotingWeightWithScaleFactor(&_StakingImp.CallOpts, payee, factor)
+}
+
+// CalcVotingWeightWithScaleFactor is a free data retrieval call binding the contract method 0x7d77a0eb.
+//
+// Solidity: function calcVotingWeightWithScaleFactor(address payee, uint32 factor) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) CalcVotingWeightWithScaleFactor(payee common.Address, factor uint32) (*big.Int, error) {
+	return _StakingImp.Contract.CalcVotingWeightWithScaleFactor(&_StakingImp.CallOpts, payee, factor)
+}
+
+// GetRatioOfUserBalance is a free data retrieval call binding the contract method 0x2b0b9c5e.
+//
+// Solidity: function getRatioOfUserBalance(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpCaller) GetRatioOfUserBalance(opts *bind.CallOpts, ncp common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "getRatioOfUserBalance", ncp)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetRatioOfUserBalance is a free data retrieval call binding the contract method 0x2b0b9c5e.
+//
+// Solidity: function getRatioOfUserBalance(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpSession) GetRatioOfUserBalance(ncp common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.GetRatioOfUserBalance(&_StakingImp.CallOpts, ncp)
+}
+
+// GetRatioOfUserBalance is a free data retrieval call binding the contract method 0x2b0b9c5e.
+//
+// Solidity: function getRatioOfUserBalance(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) GetRatioOfUserBalance(ncp common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.GetRatioOfUserBalance(&_StakingImp.CallOpts, ncp)
+}
+
+// GetTotalLockedBalance is a free data retrieval call binding the contract method 0xd5c25890.
+//
+// Solidity: function getTotalLockedBalance() view returns(uint256)
+func (_StakingImp *StakingImpCaller) GetTotalLockedBalance(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "getTotalLockedBalance")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetTotalLockedBalance is a free data retrieval call binding the contract method 0xd5c25890.
+//
+// Solidity: function getTotalLockedBalance() view returns(uint256)
+func (_StakingImp *StakingImpSession) GetTotalLockedBalance() (*big.Int, error) {
+	return _StakingImp.Contract.GetTotalLockedBalance(&_StakingImp.CallOpts)
+}
+
+// GetTotalLockedBalance is a free data retrieval call binding the contract method 0xd5c25890.
+//
+// Solidity: function getTotalLockedBalance() view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) GetTotalLockedBalance() (*big.Int, error) {
+	return _StakingImp.Contract.GetTotalLockedBalance(&_StakingImp.CallOpts)
+}
+
+// IsRevoked is a free data retrieval call binding the contract method 0x2bc9ed02.
+//
+// Solidity: function isRevoked() view returns(bool)
+func (_StakingImp *StakingImpCaller) IsRevoked(opts *bind.CallOpts) (bool, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "isRevoked")
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// IsRevoked is a free data retrieval call binding the contract method 0x2bc9ed02.
+//
+// Solidity: function isRevoked() view returns(bool)
+func (_StakingImp *StakingImpSession) IsRevoked() (bool, error) {
+	return _StakingImp.Contract.IsRevoked(&_StakingImp.CallOpts)
+}
+
+// IsRevoked is a free data retrieval call binding the contract method 0x2bc9ed02.
+//
+// Solidity: function isRevoked() view returns(bool)
+func (_StakingImp *StakingImpCallerSession) IsRevoked() (bool, error) {
+	return _StakingImp.Contract.IsRevoked(&_StakingImp.CallOpts)
+}
+
+// LockedBalanceOf is a free data retrieval call binding the contract method 0x59355736.
+//
+// Solidity: function lockedBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCaller) LockedBalanceOf(opts *bind.CallOpts, payee common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "lockedBalanceOf", payee)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// LockedBalanceOf is a free data retrieval call binding the contract method 0x59355736.
+//
+// Solidity: function lockedBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpSession) LockedBalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.LockedBalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// LockedBalanceOf is a free data retrieval call binding the contract method 0x59355736.
+//
+// Solidity: function lockedBalanceOf(address payee) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) LockedBalanceOf(payee common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.LockedBalanceOf(&_StakingImp.CallOpts, payee)
+}
+
+// NcpStaking is a free data retrieval call binding the contract method 0xf1b8aa1d.
+//
+// Solidity: function ncpStaking() view returns(address)
+func (_StakingImp *StakingImpCaller) NcpStaking(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "ncpStaking")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// NcpStaking is a free data retrieval call binding the contract method 0xf1b8aa1d.
+//
+// Solidity: function ncpStaking() view returns(address)
+func (_StakingImp *StakingImpSession) NcpStaking() (common.Address, error) {
+	return _StakingImp.Contract.NcpStaking(&_StakingImp.CallOpts)
+}
+
+// NcpStaking is a free data retrieval call binding the contract method 0xf1b8aa1d.
+//
+// Solidity: function ncpStaking() view returns(address)
+func (_StakingImp *StakingImpCallerSession) NcpStaking() (common.Address, error) {
+	return _StakingImp.Contract.NcpStaking(&_StakingImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_StakingImp *StakingImpCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "owner")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_StakingImp *StakingImpSession) Owner() (common.Address, error) {
+	return _StakingImp.Contract.Owner(&_StakingImp.CallOpts)
+}
+
+// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
+//
+// Solidity: function owner() view returns(address)
+func (_StakingImp *StakingImpCallerSession) Owner() (common.Address, error) {
+	return _StakingImp.Contract.Owner(&_StakingImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_StakingImp *StakingImpCaller) ProxiableUUID(opts *bind.CallOpts) ([32]byte, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "proxiableUUID")
+
+	if err != nil {
+		return *new([32]byte), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new([32]byte)).(*[32]byte)
+
+	return out0, err
+
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_StakingImp *StakingImpSession) ProxiableUUID() ([32]byte, error) {
+	return _StakingImp.Contract.ProxiableUUID(&_StakingImp.CallOpts)
+}
+
+// ProxiableUUID is a free data retrieval call binding the contract method 0x52d1902d.
+//
+// Solidity: function proxiableUUID() view returns(bytes32)
+func (_StakingImp *StakingImpCallerSession) ProxiableUUID() ([32]byte, error) {
+	return _StakingImp.Contract.ProxiableUUID(&_StakingImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_StakingImp *StakingImpCaller) Reg(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "reg")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_StakingImp *StakingImpSession) Reg() (common.Address, error) {
+	return _StakingImp.Contract.Reg(&_StakingImp.CallOpts)
+}
+
+// Reg is a free data retrieval call binding the contract method 0x738fdd1a.
+//
+// Solidity: function reg() view returns(address)
+func (_StakingImp *StakingImpCallerSession) Reg() (common.Address, error) {
+	return _StakingImp.Contract.Reg(&_StakingImp.CallOpts)
+}
+
+// UserBalanceOf is a free data retrieval call binding the contract method 0x12853615.
+//
+// Solidity: function userBalanceOf(address ncp, address user) view returns(uint256)
+func (_StakingImp *StakingImpCaller) UserBalanceOf(opts *bind.CallOpts, ncp common.Address, user common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "userBalanceOf", ncp, user)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// UserBalanceOf is a free data retrieval call binding the contract method 0x12853615.
+//
+// Solidity: function userBalanceOf(address ncp, address user) view returns(uint256)
+func (_StakingImp *StakingImpSession) UserBalanceOf(ncp common.Address, user common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.UserBalanceOf(&_StakingImp.CallOpts, ncp, user)
+}
+
+// UserBalanceOf is a free data retrieval call binding the contract method 0x12853615.
+//
+// Solidity: function userBalanceOf(address ncp, address user) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) UserBalanceOf(ncp common.Address, user common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.UserBalanceOf(&_StakingImp.CallOpts, ncp, user)
+}
+
+// UserTotalBalanceOf is a free data retrieval call binding the contract method 0x193468ac.
+//
+// Solidity: function userTotalBalanceOf(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpCaller) UserTotalBalanceOf(opts *bind.CallOpts, ncp common.Address) (*big.Int, error) {
+	var out []interface{}
+	err := _StakingImp.contract.Call(opts, &out, "userTotalBalanceOf", ncp)
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// UserTotalBalanceOf is a free data retrieval call binding the contract method 0x193468ac.
+//
+// Solidity: function userTotalBalanceOf(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpSession) UserTotalBalanceOf(ncp common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.UserTotalBalanceOf(&_StakingImp.CallOpts, ncp)
+}
+
+// UserTotalBalanceOf is a free data retrieval call binding the contract method 0x193468ac.
+//
+// Solidity: function userTotalBalanceOf(address ncp) view returns(uint256)
+func (_StakingImp *StakingImpCallerSession) UserTotalBalanceOf(ncp common.Address) (*big.Int, error) {
+	return _StakingImp.Contract.UserTotalBalanceOf(&_StakingImp.CallOpts, ncp)
+}
+
+// DelegateDepositAndLockMore is a paid mutator transaction binding the contract method 0xbac4f338.
+//
+// Solidity: function delegateDepositAndLockMore(address ncp) payable returns()
+func (_StakingImp *StakingImpTransactor) DelegateDepositAndLockMore(opts *bind.TransactOpts, ncp common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "delegateDepositAndLockMore", ncp)
+}
+
+// DelegateDepositAndLockMore is a paid mutator transaction binding the contract method 0xbac4f338.
+//
+// Solidity: function delegateDepositAndLockMore(address ncp) payable returns()
+func (_StakingImp *StakingImpSession) DelegateDepositAndLockMore(ncp common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.DelegateDepositAndLockMore(&_StakingImp.TransactOpts, ncp)
+}
+
+// DelegateDepositAndLockMore is a paid mutator transaction binding the contract method 0xbac4f338.
+//
+// Solidity: function delegateDepositAndLockMore(address ncp) payable returns()
+func (_StakingImp *StakingImpTransactorSession) DelegateDepositAndLockMore(ncp common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.DelegateDepositAndLockMore(&_StakingImp.TransactOpts, ncp)
+}
+
+// DelegateUnlockAndWithdraw is a paid mutator transaction binding the contract method 0xf6931822.
+//
+// Solidity: function delegateUnlockAndWithdraw(address ncp, uint256 amount) returns()
+func (_StakingImp *StakingImpTransactor) DelegateUnlockAndWithdraw(opts *bind.TransactOpts, ncp common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "delegateUnlockAndWithdraw", ncp, amount)
+}
+
+// DelegateUnlockAndWithdraw is a paid mutator transaction binding the contract method 0xf6931822.
+//
+// Solidity: function delegateUnlockAndWithdraw(address ncp, uint256 amount) returns()
+func (_StakingImp *StakingImpSession) DelegateUnlockAndWithdraw(ncp common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.DelegateUnlockAndWithdraw(&_StakingImp.TransactOpts, ncp, amount)
+}
+
+// DelegateUnlockAndWithdraw is a paid mutator transaction binding the contract method 0xf6931822.
+//
+// Solidity: function delegateUnlockAndWithdraw(address ncp, uint256 amount) returns()
+func (_StakingImp *StakingImpTransactorSession) DelegateUnlockAndWithdraw(ncp common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.DelegateUnlockAndWithdraw(&_StakingImp.TransactOpts, ncp, amount)
+}
+
+// Deposit is a paid mutator transaction binding the contract method 0xd0e30db0.
+//
+// Solidity: function deposit() payable returns()
+func (_StakingImp *StakingImpTransactor) Deposit(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "deposit")
+}
+
+// Deposit is a paid mutator transaction binding the contract method 0xd0e30db0.
+//
+// Solidity: function deposit() payable returns()
+func (_StakingImp *StakingImpSession) Deposit() (*types.Transaction, error) {
+	return _StakingImp.Contract.Deposit(&_StakingImp.TransactOpts)
+}
+
+// Deposit is a paid mutator transaction binding the contract method 0xd0e30db0.
+//
+// Solidity: function deposit() payable returns()
+func (_StakingImp *StakingImpTransactorSession) Deposit() (*types.Transaction, error) {
+	return _StakingImp.Contract.Deposit(&_StakingImp.TransactOpts)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xc0d91eaf.
+//
+// Solidity: function init(address registry, bytes data) returns()
+func (_StakingImp *StakingImpTransactor) Init(opts *bind.TransactOpts, registry common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "init", registry, data)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xc0d91eaf.
+//
+// Solidity: function init(address registry, bytes data) returns()
+func (_StakingImp *StakingImpSession) Init(registry common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.Contract.Init(&_StakingImp.TransactOpts, registry, data)
+}
+
+// Init is a paid mutator transaction binding the contract method 0xc0d91eaf.
+//
+// Solidity: function init(address registry, bytes data) returns()
+func (_StakingImp *StakingImpTransactorSession) Init(registry common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.Contract.Init(&_StakingImp.TransactOpts, registry, data)
+}
+
+// Lock is a paid mutator transaction binding the contract method 0x282d3fdf.
+//
+// Solidity: function lock(address payee, uint256 lockAmount) returns()
+func (_StakingImp *StakingImpTransactor) Lock(opts *bind.TransactOpts, payee common.Address, lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "lock", payee, lockAmount)
+}
+
+// Lock is a paid mutator transaction binding the contract method 0x282d3fdf.
+//
+// Solidity: function lock(address payee, uint256 lockAmount) returns()
+func (_StakingImp *StakingImpSession) Lock(payee common.Address, lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Lock(&_StakingImp.TransactOpts, payee, lockAmount)
+}
+
+// Lock is a paid mutator transaction binding the contract method 0x282d3fdf.
+//
+// Solidity: function lock(address payee, uint256 lockAmount) returns()
+func (_StakingImp *StakingImpTransactorSession) Lock(payee common.Address, lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Lock(&_StakingImp.TransactOpts, payee, lockAmount)
+}
+
+// LockMore is a paid mutator transaction binding the contract method 0x9667e76a.
+//
+// Solidity: function lockMore(uint256 lockAmount) returns()
+func (_StakingImp *StakingImpTransactor) LockMore(opts *bind.TransactOpts, lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "lockMore", lockAmount)
+}
+
+// LockMore is a paid mutator transaction binding the contract method 0x9667e76a.
+//
+// Solidity: function lockMore(uint256 lockAmount) returns()
+func (_StakingImp *StakingImpSession) LockMore(lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.LockMore(&_StakingImp.TransactOpts, lockAmount)
+}
+
+// LockMore is a paid mutator transaction binding the contract method 0x9667e76a.
+//
+// Solidity: function lockMore(uint256 lockAmount) returns()
+func (_StakingImp *StakingImpTransactorSession) LockMore(lockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.LockMore(&_StakingImp.TransactOpts, lockAmount)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_StakingImp *StakingImpTransactor) RenounceOwnership(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "renounceOwnership")
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_StakingImp *StakingImpSession) RenounceOwnership() (*types.Transaction, error) {
+	return _StakingImp.Contract.RenounceOwnership(&_StakingImp.TransactOpts)
+}
+
+// RenounceOwnership is a paid mutator transaction binding the contract method 0x715018a6.
+//
+// Solidity: function renounceOwnership() returns()
+func (_StakingImp *StakingImpTransactorSession) RenounceOwnership() (*types.Transaction, error) {
+	return _StakingImp.Contract.RenounceOwnership(&_StakingImp.TransactOpts)
+}
+
+// Revoke is a paid mutator transaction binding the contract method 0xb6549f75.
+//
+// Solidity: function revoke() returns()
+func (_StakingImp *StakingImpTransactor) Revoke(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "revoke")
+}
+
+// Revoke is a paid mutator transaction binding the contract method 0xb6549f75.
+//
+// Solidity: function revoke() returns()
+func (_StakingImp *StakingImpSession) Revoke() (*types.Transaction, error) {
+	return _StakingImp.Contract.Revoke(&_StakingImp.TransactOpts)
+}
+
+// Revoke is a paid mutator transaction binding the contract method 0xb6549f75.
+//
+// Solidity: function revoke() returns()
+func (_StakingImp *StakingImpTransactorSession) Revoke() (*types.Transaction, error) {
+	return _StakingImp.Contract.Revoke(&_StakingImp.TransactOpts)
+}
+
+// SetNCPStaking is a paid mutator transaction binding the contract method 0x7f2f4c06.
+//
+// Solidity: function setNCPStaking(address _ncpStaking) returns()
+func (_StakingImp *StakingImpTransactor) SetNCPStaking(opts *bind.TransactOpts, _ncpStaking common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "setNCPStaking", _ncpStaking)
+}
+
+// SetNCPStaking is a paid mutator transaction binding the contract method 0x7f2f4c06.
+//
+// Solidity: function setNCPStaking(address _ncpStaking) returns()
+func (_StakingImp *StakingImpSession) SetNCPStaking(_ncpStaking common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.SetNCPStaking(&_StakingImp.TransactOpts, _ncpStaking)
+}
+
+// SetNCPStaking is a paid mutator transaction binding the contract method 0x7f2f4c06.
+//
+// Solidity: function setNCPStaking(address _ncpStaking) returns()
+func (_StakingImp *StakingImpTransactorSession) SetNCPStaking(_ncpStaking common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.SetNCPStaking(&_StakingImp.TransactOpts, _ncpStaking)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_StakingImp *StakingImpTransactor) SetRegistry(opts *bind.TransactOpts, _addr common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "setRegistry", _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_StakingImp *StakingImpSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.SetRegistry(&_StakingImp.TransactOpts, _addr)
+}
+
+// SetRegistry is a paid mutator transaction binding the contract method 0xa91ee0dc.
+//
+// Solidity: function setRegistry(address _addr) returns()
+func (_StakingImp *StakingImpTransactorSession) SetRegistry(_addr common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.SetRegistry(&_StakingImp.TransactOpts, _addr)
+}
+
+// TransferLocked is a paid mutator transaction binding the contract method 0x92a950b6.
+//
+// Solidity: function transferLocked(address from, uint256 slashing, uint256 ext) returns()
+func (_StakingImp *StakingImpTransactor) TransferLocked(opts *bind.TransactOpts, from common.Address, slashing *big.Int, ext *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "transferLocked", from, slashing, ext)
+}
+
+// TransferLocked is a paid mutator transaction binding the contract method 0x92a950b6.
+//
+// Solidity: function transferLocked(address from, uint256 slashing, uint256 ext) returns()
+func (_StakingImp *StakingImpSession) TransferLocked(from common.Address, slashing *big.Int, ext *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.TransferLocked(&_StakingImp.TransactOpts, from, slashing, ext)
+}
+
+// TransferLocked is a paid mutator transaction binding the contract method 0x92a950b6.
+//
+// Solidity: function transferLocked(address from, uint256 slashing, uint256 ext) returns()
+func (_StakingImp *StakingImpTransactorSession) TransferLocked(from common.Address, slashing *big.Int, ext *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.TransferLocked(&_StakingImp.TransactOpts, from, slashing, ext)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_StakingImp *StakingImpTransactor) TransferOwnership(opts *bind.TransactOpts, newOwner common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "transferOwnership", newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_StakingImp *StakingImpSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.TransferOwnership(&_StakingImp.TransactOpts, newOwner)
+}
+
+// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
+//
+// Solidity: function transferOwnership(address newOwner) returns()
+func (_StakingImp *StakingImpTransactorSession) TransferOwnership(newOwner common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.TransferOwnership(&_StakingImp.TransactOpts, newOwner)
+}
+
+// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
+//
+// Solidity: function unlock(address payee, uint256 unlockAmount) returns()
+func (_StakingImp *StakingImpTransactor) Unlock(opts *bind.TransactOpts, payee common.Address, unlockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "unlock", payee, unlockAmount)
+}
+
+// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
+//
+// Solidity: function unlock(address payee, uint256 unlockAmount) returns()
+func (_StakingImp *StakingImpSession) Unlock(payee common.Address, unlockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Unlock(&_StakingImp.TransactOpts, payee, unlockAmount)
+}
+
+// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
+//
+// Solidity: function unlock(address payee, uint256 unlockAmount) returns()
+func (_StakingImp *StakingImpTransactorSession) Unlock(payee common.Address, unlockAmount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Unlock(&_StakingImp.TransactOpts, payee, unlockAmount)
+}
+
+// UpgradeStaking is a paid mutator transaction binding the contract method 0xf3f63080.
+//
+// Solidity: function upgradeStaking(address newImp) returns()
+func (_StakingImp *StakingImpTransactor) UpgradeStaking(opts *bind.TransactOpts, newImp common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "upgradeStaking", newImp)
+}
+
+// UpgradeStaking is a paid mutator transaction binding the contract method 0xf3f63080.
+//
+// Solidity: function upgradeStaking(address newImp) returns()
+func (_StakingImp *StakingImpSession) UpgradeStaking(newImp common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeStaking(&_StakingImp.TransactOpts, newImp)
+}
+
+// UpgradeStaking is a paid mutator transaction binding the contract method 0xf3f63080.
+//
+// Solidity: function upgradeStaking(address newImp) returns()
+func (_StakingImp *StakingImpTransactorSession) UpgradeStaking(newImp common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeStaking(&_StakingImp.TransactOpts, newImp)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_StakingImp *StakingImpTransactor) UpgradeTo(opts *bind.TransactOpts, newImplementation common.Address) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "upgradeTo", newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_StakingImp *StakingImpSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeTo(&_StakingImp.TransactOpts, newImplementation)
+}
+
+// UpgradeTo is a paid mutator transaction binding the contract method 0x3659cfe6.
+//
+// Solidity: function upgradeTo(address newImplementation) returns()
+func (_StakingImp *StakingImpTransactorSession) UpgradeTo(newImplementation common.Address) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeTo(&_StakingImp.TransactOpts, newImplementation)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_StakingImp *StakingImpTransactor) UpgradeToAndCall(opts *bind.TransactOpts, newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "upgradeToAndCall", newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_StakingImp *StakingImpSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeToAndCall(&_StakingImp.TransactOpts, newImplementation, data)
+}
+
+// UpgradeToAndCall is a paid mutator transaction binding the contract method 0x4f1ef286.
+//
+// Solidity: function upgradeToAndCall(address newImplementation, bytes data) payable returns()
+func (_StakingImp *StakingImpTransactorSession) UpgradeToAndCall(newImplementation common.Address, data []byte) (*types.Transaction, error) {
+	return _StakingImp.Contract.UpgradeToAndCall(&_StakingImp.TransactOpts, newImplementation, data)
+}
+
+// Withdraw is a paid mutator transaction binding the contract method 0x2e1a7d4d.
+//
+// Solidity: function withdraw(uint256 amount) returns()
+func (_StakingImp *StakingImpTransactor) Withdraw(opts *bind.TransactOpts, amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.contract.Transact(opts, "withdraw", amount)
+}
+
+// Withdraw is a paid mutator transaction binding the contract method 0x2e1a7d4d.
+//
+// Solidity: function withdraw(uint256 amount) returns()
+func (_StakingImp *StakingImpSession) Withdraw(amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Withdraw(&_StakingImp.TransactOpts, amount)
+}
+
+// Withdraw is a paid mutator transaction binding the contract method 0x2e1a7d4d.
+//
+// Solidity: function withdraw(uint256 amount) returns()
+func (_StakingImp *StakingImpTransactorSession) Withdraw(amount *big.Int) (*types.Transaction, error) {
+	return _StakingImp.Contract.Withdraw(&_StakingImp.TransactOpts, amount)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_StakingImp *StakingImpTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StakingImp.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_StakingImp *StakingImpSession) Receive() (*types.Transaction, error) {
+	return _StakingImp.Contract.Receive(&_StakingImp.TransactOpts)
+}
+
+// Receive is a paid mutator transaction binding the contract receive function.
+//
+// Solidity: receive() payable returns()
+func (_StakingImp *StakingImpTransactorSession) Receive() (*types.Transaction, error) {
+	return _StakingImp.Contract.Receive(&_StakingImp.TransactOpts)
+}
+
+// StakingImpAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the StakingImp contract.
+type StakingImpAdminChangedIterator struct {
+	Event *StakingImpAdminChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpAdminChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpAdminChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpAdminChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpAdminChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpAdminChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpAdminChanged represents a AdminChanged event raised by the StakingImp contract.
+type StakingImpAdminChanged struct {
+	PreviousAdmin common.Address
+	NewAdmin      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_StakingImp *StakingImpFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*StakingImpAdminChangedIterator, error) {
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpAdminChangedIterator{contract: _StakingImp.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_StakingImp *StakingImpFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *StakingImpAdminChanged) (event.Subscription, error) {
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "AdminChanged")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpAdminChanged)
+				if err := _StakingImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
+//
+// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
+func (_StakingImp *StakingImpFilterer) ParseAdminChanged(log types.Log) (*StakingImpAdminChanged, error) {
+	event := new(StakingImpAdminChanged)
+	if err := _StakingImp.contract.UnpackLog(event, "AdminChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the StakingImp contract.
+type StakingImpBeaconUpgradedIterator struct {
+	Event *StakingImpBeaconUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpBeaconUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpBeaconUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpBeaconUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpBeaconUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpBeaconUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpBeaconUpgraded represents a BeaconUpgraded event raised by the StakingImp contract.
+type StakingImpBeaconUpgraded struct {
+	Beacon common.Address
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_StakingImp *StakingImpFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*StakingImpBeaconUpgradedIterator, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpBeaconUpgradedIterator{contract: _StakingImp.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_StakingImp *StakingImpFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *StakingImpBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
+
+	var beaconRule []interface{}
+	for _, beaconItem := range beacon {
+		beaconRule = append(beaconRule, beaconItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpBeaconUpgraded)
+				if err := _StakingImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
+//
+// Solidity: event BeaconUpgraded(address indexed beacon)
+func (_StakingImp *StakingImpFilterer) ParseBeaconUpgraded(log types.Log) (*StakingImpBeaconUpgraded, error) {
+	event := new(StakingImpBeaconUpgraded)
+	if err := _StakingImp.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpDelegateStakedIterator is returned from FilterDelegateStaked and is used to iterate over the raw logs and unpacked data for DelegateStaked events raised by the StakingImp contract.
+type StakingImpDelegateStakedIterator struct {
+	Event *StakingImpDelegateStaked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpDelegateStakedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpDelegateStaked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpDelegateStaked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpDelegateStakedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpDelegateStakedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpDelegateStaked represents a DelegateStaked event raised by the StakingImp contract.
+type StakingImpDelegateStaked struct {
+	Payee           common.Address
+	Amount          *big.Int
+	Ncp             common.Address
+	NcpTotalLocked  *big.Int
+	UserTotalLocked *big.Int
+	Raw             types.Log // Blockchain specific contextual infos
+}
+
+// FilterDelegateStaked is a free log retrieval operation binding the contract event 0x74cfc20f0e6d14384c3a60820d3e814f6979d009cdbb43db27fa56fe475172fd.
+//
+// Solidity: event DelegateStaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) FilterDelegateStaked(opts *bind.FilterOpts, payee []common.Address, ncp []common.Address) (*StakingImpDelegateStakedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "DelegateStaked", payeeRule, ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpDelegateStakedIterator{contract: _StakingImp.contract, event: "DelegateStaked", logs: logs, sub: sub}, nil
+}
+
+// WatchDelegateStaked is a free log subscription operation binding the contract event 0x74cfc20f0e6d14384c3a60820d3e814f6979d009cdbb43db27fa56fe475172fd.
+//
+// Solidity: event DelegateStaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) WatchDelegateStaked(opts *bind.WatchOpts, sink chan<- *StakingImpDelegateStaked, payee []common.Address, ncp []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "DelegateStaked", payeeRule, ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpDelegateStaked)
+				if err := _StakingImp.contract.UnpackLog(event, "DelegateStaked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseDelegateStaked is a log parse operation binding the contract event 0x74cfc20f0e6d14384c3a60820d3e814f6979d009cdbb43db27fa56fe475172fd.
+//
+// Solidity: event DelegateStaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) ParseDelegateStaked(log types.Log) (*StakingImpDelegateStaked, error) {
+	event := new(StakingImpDelegateStaked)
+	if err := _StakingImp.contract.UnpackLog(event, "DelegateStaked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpDelegateUnstakedIterator is returned from FilterDelegateUnstaked and is used to iterate over the raw logs and unpacked data for DelegateUnstaked events raised by the StakingImp contract.
+type StakingImpDelegateUnstakedIterator struct {
+	Event *StakingImpDelegateUnstaked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpDelegateUnstakedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpDelegateUnstaked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpDelegateUnstaked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpDelegateUnstakedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpDelegateUnstakedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpDelegateUnstaked represents a DelegateUnstaked event raised by the StakingImp contract.
+type StakingImpDelegateUnstaked struct {
+	Payee           common.Address
+	Amount          *big.Int
+	Ncp             common.Address
+	NcpTotalLocked  *big.Int
+	UserTotalLocked *big.Int
+	Raw             types.Log // Blockchain specific contextual infos
+}
+
+// FilterDelegateUnstaked is a free log retrieval operation binding the contract event 0x03d2bb70c6ccc49d68a465a06edffb976961cf8930888658ca2339fa62b8bda2.
+//
+// Solidity: event DelegateUnstaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) FilterDelegateUnstaked(opts *bind.FilterOpts, payee []common.Address, ncp []common.Address) (*StakingImpDelegateUnstakedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "DelegateUnstaked", payeeRule, ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpDelegateUnstakedIterator{contract: _StakingImp.contract, event: "DelegateUnstaked", logs: logs, sub: sub}, nil
+}
+
+// WatchDelegateUnstaked is a free log subscription operation binding the contract event 0x03d2bb70c6ccc49d68a465a06edffb976961cf8930888658ca2339fa62b8bda2.
+//
+// Solidity: event DelegateUnstaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) WatchDelegateUnstaked(opts *bind.WatchOpts, sink chan<- *StakingImpDelegateUnstaked, payee []common.Address, ncp []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "DelegateUnstaked", payeeRule, ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpDelegateUnstaked)
+				if err := _StakingImp.contract.UnpackLog(event, "DelegateUnstaked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseDelegateUnstaked is a log parse operation binding the contract event 0x03d2bb70c6ccc49d68a465a06edffb976961cf8930888658ca2339fa62b8bda2.
+//
+// Solidity: event DelegateUnstaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked)
+func (_StakingImp *StakingImpFilterer) ParseDelegateUnstaked(log types.Log) (*StakingImpDelegateUnstaked, error) {
+	event := new(StakingImpDelegateUnstaked)
+	if err := _StakingImp.contract.UnpackLog(event, "DelegateUnstaked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpInitializedIterator is returned from FilterInitialized and is used to iterate over the raw logs and unpacked data for Initialized events raised by the StakingImp contract.
+type StakingImpInitializedIterator struct {
+	Event *StakingImpInitialized // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpInitializedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpInitialized)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpInitialized)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpInitializedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpInitializedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpInitialized represents a Initialized event raised by the StakingImp contract.
+type StakingImpInitialized struct {
+	Version uint8
+	Raw     types.Log // Blockchain specific contextual infos
+}
+
+// FilterInitialized is a free log retrieval operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_StakingImp *StakingImpFilterer) FilterInitialized(opts *bind.FilterOpts) (*StakingImpInitializedIterator, error) {
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpInitializedIterator{contract: _StakingImp.contract, event: "Initialized", logs: logs, sub: sub}, nil
+}
+
+// WatchInitialized is a free log subscription operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_StakingImp *StakingImpFilterer) WatchInitialized(opts *bind.WatchOpts, sink chan<- *StakingImpInitialized) (event.Subscription, error) {
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Initialized")
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpInitialized)
+				if err := _StakingImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseInitialized is a log parse operation binding the contract event 0x7f26b83ff96e1f2b6a682f133852f6798a09c465da95921460cefb3847402498.
+//
+// Solidity: event Initialized(uint8 version)
+func (_StakingImp *StakingImpFilterer) ParseInitialized(log types.Log) (*StakingImpInitialized, error) {
+	event := new(StakingImpInitialized)
+	if err := _StakingImp.contract.UnpackLog(event, "Initialized", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpLockedIterator is returned from FilterLocked and is used to iterate over the raw logs and unpacked data for Locked events raised by the StakingImp contract.
+type StakingImpLockedIterator struct {
+	Event *StakingImpLocked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpLockedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpLocked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpLocked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpLockedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpLockedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpLocked represents a Locked event raised by the StakingImp contract.
+type StakingImpLocked struct {
+	Payee     common.Address
+	Amount    *big.Int
+	Total     *big.Int
+	Available *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterLocked is a free log retrieval operation binding the contract event 0x44cebfefa4561bee5b61d675ccfd8dc9969fff9cc15e7a4eccccd62af94f9c11.
+//
+// Solidity: event Locked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) FilterLocked(opts *bind.FilterOpts, payee []common.Address) (*StakingImpLockedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Locked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpLockedIterator{contract: _StakingImp.contract, event: "Locked", logs: logs, sub: sub}, nil
+}
+
+// WatchLocked is a free log subscription operation binding the contract event 0x44cebfefa4561bee5b61d675ccfd8dc9969fff9cc15e7a4eccccd62af94f9c11.
+//
+// Solidity: event Locked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) WatchLocked(opts *bind.WatchOpts, sink chan<- *StakingImpLocked, payee []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Locked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpLocked)
+				if err := _StakingImp.contract.UnpackLog(event, "Locked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseLocked is a log parse operation binding the contract event 0x44cebfefa4561bee5b61d675ccfd8dc9969fff9cc15e7a4eccccd62af94f9c11.
+//
+// Solidity: event Locked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) ParseLocked(log types.Log) (*StakingImpLocked, error) {
+	event := new(StakingImpLocked)
+	if err := _StakingImp.contract.UnpackLog(event, "Locked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpNCPAddrChangedIterator is returned from FilterNCPAddrChanged and is used to iterate over the raw logs and unpacked data for NCPAddrChanged events raised by the StakingImp contract.
+type StakingImpNCPAddrChangedIterator struct {
+	Event *StakingImpNCPAddrChanged // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpNCPAddrChangedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpNCPAddrChanged)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpNCPAddrChanged)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpNCPAddrChangedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpNCPAddrChangedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpNCPAddrChanged represents a NCPAddrChanged event raised by the StakingImp contract.
+type StakingImpNCPAddrChanged struct {
+	Ncp common.Address
+	Raw types.Log // Blockchain specific contextual infos
+}
+
+// FilterNCPAddrChanged is a free log retrieval operation binding the contract event 0xfd5754300dde6066eda4fabd23616c1d560a3360c85c0716c46e00649bdeeddf.
+//
+// Solidity: event NCPAddrChanged(address indexed ncp)
+func (_StakingImp *StakingImpFilterer) FilterNCPAddrChanged(opts *bind.FilterOpts, ncp []common.Address) (*StakingImpNCPAddrChangedIterator, error) {
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "NCPAddrChanged", ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpNCPAddrChangedIterator{contract: _StakingImp.contract, event: "NCPAddrChanged", logs: logs, sub: sub}, nil
+}
+
+// WatchNCPAddrChanged is a free log subscription operation binding the contract event 0xfd5754300dde6066eda4fabd23616c1d560a3360c85c0716c46e00649bdeeddf.
+//
+// Solidity: event NCPAddrChanged(address indexed ncp)
+func (_StakingImp *StakingImpFilterer) WatchNCPAddrChanged(opts *bind.WatchOpts, sink chan<- *StakingImpNCPAddrChanged, ncp []common.Address) (event.Subscription, error) {
+
+	var ncpRule []interface{}
+	for _, ncpItem := range ncp {
+		ncpRule = append(ncpRule, ncpItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "NCPAddrChanged", ncpRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpNCPAddrChanged)
+				if err := _StakingImp.contract.UnpackLog(event, "NCPAddrChanged", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseNCPAddrChanged is a log parse operation binding the contract event 0xfd5754300dde6066eda4fabd23616c1d560a3360c85c0716c46e00649bdeeddf.
+//
+// Solidity: event NCPAddrChanged(address indexed ncp)
+func (_StakingImp *StakingImpFilterer) ParseNCPAddrChanged(log types.Log) (*StakingImpNCPAddrChanged, error) {
+	event := new(StakingImpNCPAddrChanged)
+	if err := _StakingImp.contract.UnpackLog(event, "NCPAddrChanged", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the StakingImp contract.
+type StakingImpOwnershipTransferredIterator struct {
+	Event *StakingImpOwnershipTransferred // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpOwnershipTransferredIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpOwnershipTransferred)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpOwnershipTransferred)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpOwnershipTransferredIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpOwnershipTransferredIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpOwnershipTransferred represents a OwnershipTransferred event raised by the StakingImp contract.
+type StakingImpOwnershipTransferred struct {
+	PreviousOwner common.Address
+	NewOwner      common.Address
+	Raw           types.Log // Blockchain specific contextual infos
+}
+
+// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_StakingImp *StakingImpFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*StakingImpOwnershipTransferredIterator, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpOwnershipTransferredIterator{contract: _StakingImp.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
+}
+
+// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_StakingImp *StakingImpFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *StakingImpOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {
+
+	var previousOwnerRule []interface{}
+	for _, previousOwnerItem := range previousOwner {
+		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
+	}
+	var newOwnerRule []interface{}
+	for _, newOwnerItem := range newOwner {
+		newOwnerRule = append(newOwnerRule, newOwnerItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpOwnershipTransferred)
+				if err := _StakingImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
+//
+// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
+func (_StakingImp *StakingImpFilterer) ParseOwnershipTransferred(log types.Log) (*StakingImpOwnershipTransferred, error) {
+	event := new(StakingImpOwnershipTransferred)
+	if err := _StakingImp.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpRevokedIterator is returned from FilterRevoked and is used to iterate over the raw logs and unpacked data for Revoked events raised by the StakingImp contract.
+type StakingImpRevokedIterator struct {
+	Event *StakingImpRevoked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpRevokedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpRevoked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpRevoked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpRevokedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpRevokedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpRevoked represents a Revoked event raised by the StakingImp contract.
+type StakingImpRevoked struct {
+	Owner  common.Address
+	Amount *big.Int
+	Raw    types.Log // Blockchain specific contextual infos
+}
+
+// FilterRevoked is a free log retrieval operation binding the contract event 0x713b90881ad62c4fa8ab6bd9197fa86481fc0c11b2edba60026514281b2dbac4.
+//
+// Solidity: event Revoked(address indexed owner, uint256 amount)
+func (_StakingImp *StakingImpFilterer) FilterRevoked(opts *bind.FilterOpts, owner []common.Address) (*StakingImpRevokedIterator, error) {
+
+	var ownerRule []interface{}
+	for _, ownerItem := range owner {
+		ownerRule = append(ownerRule, ownerItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Revoked", ownerRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpRevokedIterator{contract: _StakingImp.contract, event: "Revoked", logs: logs, sub: sub}, nil
+}
+
+// WatchRevoked is a free log subscription operation binding the contract event 0x713b90881ad62c4fa8ab6bd9197fa86481fc0c11b2edba60026514281b2dbac4.
+//
+// Solidity: event Revoked(address indexed owner, uint256 amount)
+func (_StakingImp *StakingImpFilterer) WatchRevoked(opts *bind.WatchOpts, sink chan<- *StakingImpRevoked, owner []common.Address) (event.Subscription, error) {
+
+	var ownerRule []interface{}
+	for _, ownerItem := range owner {
+		ownerRule = append(ownerRule, ownerItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Revoked", ownerRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpRevoked)
+				if err := _StakingImp.contract.UnpackLog(event, "Revoked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseRevoked is a log parse operation binding the contract event 0x713b90881ad62c4fa8ab6bd9197fa86481fc0c11b2edba60026514281b2dbac4.
+//
+// Solidity: event Revoked(address indexed owner, uint256 amount)
+func (_StakingImp *StakingImpFilterer) ParseRevoked(log types.Log) (*StakingImpRevoked, error) {
+	event := new(StakingImpRevoked)
+	if err := _StakingImp.contract.UnpackLog(event, "Revoked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpSetRegistryIterator is returned from FilterSetRegistry and is used to iterate over the raw logs and unpacked data for SetRegistry events raised by the StakingImp contract.
+type StakingImpSetRegistryIterator struct {
+	Event *StakingImpSetRegistry // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpSetRegistryIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpSetRegistry)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpSetRegistry)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpSetRegistryIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpSetRegistryIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpSetRegistry represents a SetRegistry event raised by the StakingImp contract.
+type StakingImpSetRegistry struct {
+	Addr common.Address
+	Raw  types.Log // Blockchain specific contextual infos
+}
+
+// FilterSetRegistry is a free log retrieval operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_StakingImp *StakingImpFilterer) FilterSetRegistry(opts *bind.FilterOpts, addr []common.Address) (*StakingImpSetRegistryIterator, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpSetRegistryIterator{contract: _StakingImp.contract, event: "SetRegistry", logs: logs, sub: sub}, nil
+}
+
+// WatchSetRegistry is a free log subscription operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_StakingImp *StakingImpFilterer) WatchSetRegistry(opts *bind.WatchOpts, sink chan<- *StakingImpSetRegistry, addr []common.Address) (event.Subscription, error) {
+
+	var addrRule []interface{}
+	for _, addrItem := range addr {
+		addrRule = append(addrRule, addrItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "SetRegistry", addrRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpSetRegistry)
+				if err := _StakingImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseSetRegistry is a log parse operation binding the contract event 0x278c70ced5f3e0e5eeb385b5ff9cb735748ba00a625147e66065ed48fc1562cd.
+//
+// Solidity: event SetRegistry(address indexed addr)
+func (_StakingImp *StakingImpFilterer) ParseSetRegistry(log types.Log) (*StakingImpSetRegistry, error) {
+	event := new(StakingImpSetRegistry)
+	if err := _StakingImp.contract.UnpackLog(event, "SetRegistry", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpStakedIterator is returned from FilterStaked and is used to iterate over the raw logs and unpacked data for Staked events raised by the StakingImp contract.
+type StakingImpStakedIterator struct {
+	Event *StakingImpStaked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpStakedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpStaked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpStaked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpStakedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpStakedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpStaked represents a Staked event raised by the StakingImp contract.
+type StakingImpStaked struct {
+	Payee     common.Address
+	Amount    *big.Int
+	Total     *big.Int
+	Available *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterStaked is a free log retrieval operation binding the contract event 0xb4caaf29adda3eefee3ad552a8e85058589bf834c7466cae4ee58787f70589ed.
+//
+// Solidity: event Staked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) FilterStaked(opts *bind.FilterOpts, payee []common.Address) (*StakingImpStakedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Staked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpStakedIterator{contract: _StakingImp.contract, event: "Staked", logs: logs, sub: sub}, nil
+}
+
+// WatchStaked is a free log subscription operation binding the contract event 0xb4caaf29adda3eefee3ad552a8e85058589bf834c7466cae4ee58787f70589ed.
+//
+// Solidity: event Staked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) WatchStaked(opts *bind.WatchOpts, sink chan<- *StakingImpStaked, payee []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Staked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpStaked)
+				if err := _StakingImp.contract.UnpackLog(event, "Staked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseStaked is a log parse operation binding the contract event 0xb4caaf29adda3eefee3ad552a8e85058589bf834c7466cae4ee58787f70589ed.
+//
+// Solidity: event Staked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) ParseStaked(log types.Log) (*StakingImpStaked, error) {
+	event := new(StakingImpStaked)
+	if err := _StakingImp.contract.UnpackLog(event, "Staked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpTransferLockedIterator is returned from FilterTransferLocked and is used to iterate over the raw logs and unpacked data for TransferLocked events raised by the StakingImp contract.
+type StakingImpTransferLockedIterator struct {
+	Event *StakingImpTransferLocked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpTransferLockedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpTransferLocked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpTransferLocked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpTransferLockedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpTransferLockedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpTransferLocked represents a TransferLocked event raised by the StakingImp contract.
+type StakingImpTransferLocked struct {
+	Payee     common.Address
+	Amount    *big.Int
+	Total     *big.Int
+	Available *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterTransferLocked is a free log retrieval operation binding the contract event 0x2caed32a519a1fd89486d3ffe06202febb5ed51534d571dbab93058545a29e24.
+//
+// Solidity: event TransferLocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) FilterTransferLocked(opts *bind.FilterOpts, payee []common.Address) (*StakingImpTransferLockedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "TransferLocked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpTransferLockedIterator{contract: _StakingImp.contract, event: "TransferLocked", logs: logs, sub: sub}, nil
+}
+
+// WatchTransferLocked is a free log subscription operation binding the contract event 0x2caed32a519a1fd89486d3ffe06202febb5ed51534d571dbab93058545a29e24.
+//
+// Solidity: event TransferLocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) WatchTransferLocked(opts *bind.WatchOpts, sink chan<- *StakingImpTransferLocked, payee []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "TransferLocked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpTransferLocked)
+				if err := _StakingImp.contract.UnpackLog(event, "TransferLocked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseTransferLocked is a log parse operation binding the contract event 0x2caed32a519a1fd89486d3ffe06202febb5ed51534d571dbab93058545a29e24.
+//
+// Solidity: event TransferLocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) ParseTransferLocked(log types.Log) (*StakingImpTransferLocked, error) {
+	event := new(StakingImpTransferLocked)
+	if err := _StakingImp.contract.UnpackLog(event, "TransferLocked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpUnlockedIterator is returned from FilterUnlocked and is used to iterate over the raw logs and unpacked data for Unlocked events raised by the StakingImp contract.
+type StakingImpUnlockedIterator struct {
+	Event *StakingImpUnlocked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpUnlockedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpUnlocked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpUnlocked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpUnlockedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpUnlockedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpUnlocked represents a Unlocked event raised by the StakingImp contract.
+type StakingImpUnlocked struct {
+	Payee     common.Address
+	Amount    *big.Int
+	Total     *big.Int
+	Available *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterUnlocked is a free log retrieval operation binding the contract event 0x5245d528087a96a64f4589a764f00061e4671eab90cb1e019b1a5b24b2e4c2a8.
+//
+// Solidity: event Unlocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) FilterUnlocked(opts *bind.FilterOpts, payee []common.Address) (*StakingImpUnlockedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Unlocked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpUnlockedIterator{contract: _StakingImp.contract, event: "Unlocked", logs: logs, sub: sub}, nil
+}
+
+// WatchUnlocked is a free log subscription operation binding the contract event 0x5245d528087a96a64f4589a764f00061e4671eab90cb1e019b1a5b24b2e4c2a8.
+//
+// Solidity: event Unlocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) WatchUnlocked(opts *bind.WatchOpts, sink chan<- *StakingImpUnlocked, payee []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Unlocked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpUnlocked)
+				if err := _StakingImp.contract.UnpackLog(event, "Unlocked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUnlocked is a log parse operation binding the contract event 0x5245d528087a96a64f4589a764f00061e4671eab90cb1e019b1a5b24b2e4c2a8.
+//
+// Solidity: event Unlocked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) ParseUnlocked(log types.Log) (*StakingImpUnlocked, error) {
+	event := new(StakingImpUnlocked)
+	if err := _StakingImp.contract.UnpackLog(event, "Unlocked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpUnstakedIterator is returned from FilterUnstaked and is used to iterate over the raw logs and unpacked data for Unstaked events raised by the StakingImp contract.
+type StakingImpUnstakedIterator struct {
+	Event *StakingImpUnstaked // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpUnstakedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpUnstaked)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpUnstaked)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpUnstakedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpUnstakedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpUnstaked represents a Unstaked event raised by the StakingImp contract.
+type StakingImpUnstaked struct {
+	Payee     common.Address
+	Amount    *big.Int
+	Total     *big.Int
+	Available *big.Int
+	Raw       types.Log // Blockchain specific contextual infos
+}
+
+// FilterUnstaked is a free log retrieval operation binding the contract event 0x204fccf0d92ed8d48f204adb39b2e81e92bad0dedb93f5716ca9478cfb57de00.
+//
+// Solidity: event Unstaked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) FilterUnstaked(opts *bind.FilterOpts, payee []common.Address) (*StakingImpUnstakedIterator, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Unstaked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpUnstakedIterator{contract: _StakingImp.contract, event: "Unstaked", logs: logs, sub: sub}, nil
+}
+
+// WatchUnstaked is a free log subscription operation binding the contract event 0x204fccf0d92ed8d48f204adb39b2e81e92bad0dedb93f5716ca9478cfb57de00.
+//
+// Solidity: event Unstaked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) WatchUnstaked(opts *bind.WatchOpts, sink chan<- *StakingImpUnstaked, payee []common.Address) (event.Subscription, error) {
+
+	var payeeRule []interface{}
+	for _, payeeItem := range payee {
+		payeeRule = append(payeeRule, payeeItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Unstaked", payeeRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpUnstaked)
+				if err := _StakingImp.contract.UnpackLog(event, "Unstaked", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUnstaked is a log parse operation binding the contract event 0x204fccf0d92ed8d48f204adb39b2e81e92bad0dedb93f5716ca9478cfb57de00.
+//
+// Solidity: event Unstaked(address indexed payee, uint256 amount, uint256 total, uint256 available)
+func (_StakingImp *StakingImpFilterer) ParseUnstaked(log types.Log) (*StakingImpUnstaked, error) {
+	event := new(StakingImpUnstaked)
+	if err := _StakingImp.contract.UnpackLog(event, "Unstaked", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StakingImpUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the StakingImp contract.
+type StakingImpUpgradedIterator struct {
+	Event *StakingImpUpgraded // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StakingImpUpgradedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StakingImpUpgraded)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StakingImpUpgraded)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StakingImpUpgradedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StakingImpUpgradedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StakingImpUpgraded represents a Upgraded event raised by the StakingImp contract.
+type StakingImpUpgraded struct {
+	Implementation common.Address
+	Raw            types.Log // Blockchain specific contextual infos
+}
+
+// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_StakingImp *StakingImpFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*StakingImpUpgradedIterator, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.FilterLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StakingImpUpgradedIterator{contract: _StakingImp.contract, event: "Upgraded", logs: logs, sub: sub}, nil
+}
+
+// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_StakingImp *StakingImpFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *StakingImpUpgraded, implementation []common.Address) (event.Subscription, error) {
+
+	var implementationRule []interface{}
+	for _, implementationItem := range implementation {
+		implementationRule = append(implementationRule, implementationItem)
+	}
+
+	logs, sub, err := _StakingImp.contract.WatchLogs(opts, "Upgraded", implementationRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StakingImpUpgraded)
+				if err := _StakingImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
+//
+// Solidity: event Upgraded(address indexed implementation)
+func (_StakingImp *StakingImpFilterer) ParseUpgraded(log types.Log) (*StakingImpUpgraded, error) {
+	event := new(StakingImpUpgraded)
+	if err := _StakingImp.contract.UnpackLog(event, "Upgraded", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
diff --git a/wemix/bind/structs.go b/wemix/bind/structs.go
new file mode 100644
index 000000000000..6b96eb697580
--- /dev/null
+++ b/wemix/bind/structs.go
@@ -0,0 +1,474 @@
+package gov
+
+import (
+	"bytes"
+	"context"
+	"encoding/hex"
+	"fmt"
+	"math/big"
+	"reflect"
+
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/ethereum/go-ethereum/wemix/metclient"
+	"github.com/pkg/errors"
+)
+
+//go:generate go run ../governance-contract/contracts/abigen.go --root=../governance-contract/contracts
+
+var (
+	magic = new(big.Int).SetBytes(hexutil.MustDecode("0x57656d6978205265676973747279"))
+)
+
+type GovContracts struct {
+	Registry         *Registry
+	Gov              *Gov
+	GovImp           *GovImp
+	Staking          *Staking
+	StakingImp       *StakingImp
+	BallotStorage    *BallotStorage
+	BallotStorageImp *BallotStorageImp
+	EnvStorage       *EnvStorage
+	EnvStorageImp    *EnvStorageImp
+	NCPExit          *NCPExit
+	NCPExitImp       *NCPExitImp
+	address          struct {
+		Registry      common.Address
+		Gov           common.Address
+		Staking       common.Address
+		BallotStorage common.Address
+		EnvStorage    common.Address
+		NCPExit       common.Address
+	}
+}
+
+func NewGovContracts(backend bind.ContractBackend, registry common.Address) (*GovContracts, error) {
+	ctx, cancel := context.WithCancel(context.TODO())
+	defer cancel()
+
+	gov := new(GovContracts)
+
+	if contract, err := NewRegistry(registry, backend); err != nil {
+		return nil, err
+	} else {
+		gov.Registry, gov.address.Registry = contract, registry
+	}
+	var (
+		err error
+		cfg = &uupsConfig{
+			callOpts: &bind.CallOpts{Context: ctx},
+			backend:  backend,
+			registry: gov.Registry,
+		}
+	)
+
+	if gov.address.Gov, gov.Gov, gov.GovImp, err = newUUPSContracts(cfg, DOMAIN_Gov, NewGov, NewGovImp); err != nil {
+		return nil, errors.Wrap(err, DOMAIN_Gov)
+	} else if gov.address.Staking, gov.Staking, gov.StakingImp, err = newUUPSContracts(cfg, DOMAIN_Staking, NewStaking, NewStakingImp); err != nil {
+		return nil, errors.Wrap(err, DOMAIN_Staking)
+	} else if gov.address.BallotStorage, gov.BallotStorage, gov.BallotStorageImp, err = newUUPSContracts(cfg, DOMAIN_BallotStorage, NewBallotStorage, NewBallotStorageImp); err != nil {
+		return nil, errors.Wrap(err, DOMAIN_BallotStorage)
+	} else if gov.address.EnvStorage, gov.EnvStorage, gov.EnvStorageImp, err = newUUPSContracts(cfg, DOMAIN_EnvStorage, NewEnvStorage, NewEnvStorageImp); err != nil {
+		return nil, errors.Wrap(err, DOMAIN_EnvStorage)
+	} else if gov.address.NCPExit, gov.NCPExit, gov.NCPExitImp, err = newUUPSContracts(cfg, DOMAIN_NCPExit, NewNCPExit, NewNCPExitImp); err != nil {
+		return nil, errors.Wrap(err, DOMAIN_NCPExit)
+	} else {
+		return gov, nil
+	}
+}
+
+func DeployGovContracts(opts *bind.TransactOpts, backend iBackend, optionDomains map[string]common.Address) (*GovContracts, error) {
+	if opts.Context == nil {
+		ctx, cancel := context.WithCancel(context.Background())
+		opts.Context = ctx
+		defer func() { cancel(); opts.Context = nil }()
+	}
+
+	if optionDomains == nil {
+		optionDomains = make(map[string]common.Address)
+	}
+
+	var (
+		err error
+
+		gov        = new(GovContracts)
+		logger     = log.New("func", "DeployGovContracts")
+		txPool     = &txPool{backend: backend, logger: logger, opts: opts, txs: make([]*types.Transaction, 0)}
+		impAddress = struct {
+			Gov           common.Address
+			Staking       common.Address
+			BallotStorage common.Address
+			EnvStorage    common.Address
+			NCPExit       common.Address
+		}{}
+	)
+
+	// deploy registry
+	if address, tx, contract, err := DeployRegistry(opts, backend); err != nil {
+		return nil, errors.Wrap(err, REGISTRY)
+	} else {
+		logger.Info(fmt.Sprintf("Deploying Registry at %s...", address))
+		txPool.AppendTx(tx, nil)
+		gov.address.Registry, gov.Registry = address, contract
+	}
+
+	// deploy imps
+	logger.Info("Deploy Logic Contracts...")
+	if impAddress.Gov, err = deployLogic(txPool, DeployGovImp); err != nil {
+		return nil, errors.Wrap(err, GOV_IMP)
+	} else if impAddress.Staking, err = deployLogic(txPool, DeployStakingImp); err != nil {
+		return nil, errors.Wrap(err, STAKING_IMP)
+	} else if impAddress.BallotStorage, err = deployLogic(txPool, DeployBallotStorageImp); err != nil {
+		return nil, errors.Wrap(err, BALLOTSTORAGE_IMP)
+	} else if impAddress.EnvStorage, err = deployLogic(txPool, DeployEnvStorageImp); err != nil {
+		return nil, errors.Wrap(err, ENVSTORAGE_IMP)
+	} else if impAddress.NCPExit, err = deployLogic(txPool, DeployNCPExitImp); err != nil {
+		return nil, errors.Wrap(err, NCPEXIT_IMP)
+	} else if err = txPool.WaitMined(); err != nil {
+		return nil, err
+	}
+
+	// deploy proxies
+	logger.Info("Deploy Governance Contracts...")
+	if gov.address.Gov, gov.Gov, err = deployProxy(txPool, impAddress.Gov, DeployGov); err != nil {
+		return nil, errors.Wrap(err, GOV)
+	} else if gov.address.Staking, gov.Staking, err = deployProxy(txPool, impAddress.Staking, DeployStaking); err != nil {
+		return nil, errors.Wrap(err, STAKING)
+	} else if gov.address.BallotStorage, gov.BallotStorage, err = deployProxy(txPool, impAddress.BallotStorage, DeployBallotStorage); err != nil {
+		return nil, errors.Wrap(err, BALLOTSTORAGE)
+	} else if gov.address.EnvStorage, gov.EnvStorage, err = deployProxy(txPool, impAddress.EnvStorage, DeployEnvStorage); err != nil {
+		return nil, errors.Wrap(err, ENVSTORAGE)
+	} else if gov.address.NCPExit, gov.NCPExit, err = deployProxy(txPool, impAddress.NCPExit, DeployNCPExit); err != nil {
+		return nil, errors.Wrap(err, NCPEXIT)
+	} else if err = txPool.WaitMined(); err != nil {
+		return nil, err
+	} else {
+		optionDomains[DOMAIN_Gov] = gov.address.Gov
+		optionDomains[DOMAIN_Staking] = gov.address.Staking
+		optionDomains[DOMAIN_BallotStorage] = gov.address.BallotStorage
+		optionDomains[DOMAIN_EnvStorage] = gov.address.EnvStorage
+		optionDomains[DOMAIN_NCPExit] = gov.address.NCPExit
+	}
+
+	// setup registry
+	logger.Info("Setting Domains...")
+	for name, address := range optionDomains {
+		if err := txPool.AppendTx(gov.Registry.SetContractDomain(opts, metclient.ToBytes32(name), address)); err != nil {
+			return nil, errors.Wrap(err, fmt.Sprintf("SetContractDomain(%s)", name))
+		}
+	}
+	if err := txPool.WaitMined(); err != nil {
+		return nil, err
+	}
+
+	// init impContracts
+	if gov.GovImp, err = NewGovImp(gov.address.Gov, backend); err != nil {
+		return nil, errors.Wrap(err, GOV_IMP)
+	} else if gov.StakingImp, err = NewStakingImp(gov.address.Staking, backend); err != nil {
+		return nil, errors.Wrap(err, STAKING_IMP)
+	} else if gov.BallotStorageImp, err = NewBallotStorageImp(gov.address.BallotStorage, backend); err != nil {
+		return nil, errors.Wrap(err, BALLOTSTORAGE_IMP)
+	} else if gov.EnvStorageImp, err = NewEnvStorageImp(gov.address.EnvStorage, backend); err != nil {
+		return nil, errors.Wrap(err, ENVSTORAGE_IMP)
+	} else if gov.NCPExitImp, err = NewNCPExitImp(gov.address.NCPExit, backend); err != nil {
+		return nil, errors.Wrap(err, NCPEXIT_IMP)
+	} else {
+		return gov, nil
+	}
+}
+
+func ExecuteInitialize(gov *GovContracts, opts *bind.TransactOpts, backend iBackend, lockAmount *big.Int, envConfig InitEnvStorage, members InitMembers) error {
+	if lockAmount.Cmp(envConfig.STAKING_MIN) < 0 || lockAmount.Cmp(envConfig.STAKING_MAX) > 0 {
+		return fmt.Errorf("invalid lock amount, input:%v, min:%v, max:%v", lockAmount, envConfig.STAKING_MIN, envConfig.STAKING_MAX)
+	}
+
+	var (
+		registryAddress = gov.address.Registry
+		logger          = log.New("func", "ExecuteInitialize")
+		txPool          = &txPool{backend: backend, logger: logger, opts: opts, txs: make([]*types.Transaction, 0)}
+	)
+
+	logger.Info("Initializing Staking...")
+	if err := txPool.AppendTx(gov.StakingImp.Init(opts, registryAddress, members.StakingInit())); err != nil {
+		return errors.Wrap(err, "StakingImp.Init")
+	}
+
+	logger.Info("Initializing BallotStorage...")
+	if err := txPool.AppendTx(gov.BallotStorageImp.Initialize(opts, registryAddress)); err != nil {
+		return errors.Wrap(err, "BallotStorageImp.Initialize")
+	}
+
+	logger.Info("Initializing NCPExit...")
+	if err := txPool.AppendTx(gov.NCPExitImp.Initialize(opts, registryAddress)); err != nil {
+		return errors.Wrap(err, "NCPExitImp.Initialize")
+	}
+
+	logger.Info("Initializing EnvStorage...")
+	envNames, envValues := envConfig.Args()
+	if err := txPool.AppendTx(gov.EnvStorageImp.Initialize(opts, registryAddress, envNames, envValues)); err != nil {
+		return errors.Wrap(err, "EnvStorageImp.Initialize")
+	}
+	if err := txPool.WaitMined(); err != nil {
+		return err
+	}
+
+	logger.Info("Initializing Gov...")
+	if datas, err := members.GovInitOnce(); err != nil {
+		return errors.Wrap(err, "members.GovInitOnce")
+	} else if err := txPool.AppendTx(gov.GovImp.InitOnce(opts, registryAddress, lockAmount, datas)); err != nil {
+		return errors.Wrap(err, "GovImp.InitOnce")
+	} else {
+		return txPool.WaitMined()
+	}
+}
+
+func (gov *GovContracts) Address() struct {
+	Registry      common.Address
+	Gov           common.Address
+	Staking       common.Address
+	BallotStorage common.Address
+	EnvStorage    common.Address
+	NCPExit       common.Address
+} {
+	return gov.address
+}
+
+func (src *GovContracts) Equal(dst *GovContracts) bool {
+	return reflect.DeepEqual(src.address, dst.address)
+}
+
+func GetGovContractsByOwner(opts *bind.CallOpts, backend bind.ContractBackend, owner common.Address) (*GovContracts, error) {
+	address, _, err := GetRegistryByOwner(opts, backend, owner)
+	if err != nil {
+		return nil, err
+	}
+	return NewGovContracts(backend, address)
+}
+
+func GetRegistryByOwner(opts *bind.CallOpts, backend bind.ContractBackend, owner common.Address) (common.Address, *Registry, error) {
+	for i := uint64(0); i < 10; i++ {
+		address := crypto.CreateAddress(owner, i)
+		registry, err := GetRegistryByAddress(opts, backend, address)
+		if err == nil {
+			return address, registry, nil
+		}
+	}
+	return common.Address{}, nil, errors.Wrap(ethereum.NotFound, REGISTRY)
+}
+
+func GetRegistryByAddress(opts *bind.CallOpts, backend bind.ContractBackend, address common.Address) (*Registry, error) {
+	if registry, err := NewRegistry(address, backend); err != nil {
+		return nil, err
+	} else if callMagic, err := registry.Magic(opts); err != nil {
+		return nil, err
+	} else if callMagic != nil && magic.Cmp(callMagic) == 0 {
+		return registry, nil
+	} else {
+		return nil, ethereum.NotFound
+	}
+}
+
+// //////////////////////
+//    InitEnvStorage   //
+// //////////////////////
+
+type InitEnvStorage struct {
+	BLOCKS_PER                               *big.Int `name:"blocksPer"`
+	BALLOT_DURATION_MIN                      *big.Int `name:"ballotDurationMin"`
+	BALLOT_DURATION_MAX                      *big.Int `name:"ballotDurationMax"`
+	STAKING_MIN                              *big.Int `name:"stakingMin"`
+	STAKING_MAX                              *big.Int `name:"stakingMax"`
+	MAX_IDLE_BLOCK_INTERVAL                  *big.Int `name:"MaxIdleBlockInterval"`
+	BLOCK_CREATION_TIME                      *big.Int `name:"blockCreationTime"`
+	BLOCK_REWARD_AMOUNT                      *big.Int `name:"blockRewardAmount"`
+	MAX_PRIORITY_FEE_PER_GAS                 *big.Int `name:"maxPriorityFeePerGas"`
+	BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER *big.Int `name:"blockRewardDistributionBlockProducer"`
+	BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD *big.Int `name:"blockRewardDistributionStakingReward"`
+	BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM      *big.Int `name:"blockRewardDistributionEcosystem"`
+	BLOCK_REWARD_DISTRIBUTION_MAINTENANCE    *big.Int `name:"blockRewardDistributionMaintenance"`
+	MAX_BASE_FEE                             *big.Int `name:"maxBaseFee"`
+	BLOCK_GASLIMIT                           *big.Int `name:"blockGasLimit"`
+	BASE_FEE_MAX_CHANGE_RATE                 *big.Int `name:"baseFeeMaxChangeRate"`
+	GAS_TARGET_PERCENTAGE                    *big.Int `name:"gasTargetPercentage"`
+}
+
+func (cfg InitEnvStorage) Args() (names [][32]byte, values []*big.Int) {
+	v := reflect.ValueOf(cfg)
+	t := reflect.TypeOf(cfg)
+	numField := v.NumField()
+	names = [][32]byte{}
+	values = []*big.Int{}
+	for i := 0; i < numField; i++ {
+		value, ok := v.Field(i).Interface().(*big.Int)
+		if ok && value != nil && value.Sign() > 0 {
+			tag := t.Field(i).Tag.Get("name")
+			names = append(names, crypto.Keccak256Hash([]byte(tag)))
+			values = append(values, value)
+		}
+	}
+	return
+}
+
+var DefaultInitEnvStorage = InitEnvStorage{
+	BLOCKS_PER:                               big.NewInt(1),
+	BALLOT_DURATION_MIN:                      big.NewInt(86400),
+	BALLOT_DURATION_MAX:                      big.NewInt(604800),
+	STAKING_MIN:                              new(big.Int).Mul(big.NewInt(1500000), big.NewInt(params.Ether)),
+	STAKING_MAX:                              new(big.Int).Sub(new(big.Int).Lsh(common.Big1, 256), common.Big1), // type(uint256).max
+	MAX_IDLE_BLOCK_INTERVAL:                  big.NewInt(5),
+	BLOCK_CREATION_TIME:                      big.NewInt(1000),
+	BLOCK_REWARD_AMOUNT:                      new(big.Int).Mul(big.NewInt(1), big.NewInt(params.Ether)),
+	MAX_PRIORITY_FEE_PER_GAS:                 new(big.Int).Mul(big.NewInt(100), big.NewInt(params.GWei)),
+	BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER: big.NewInt(5000),
+	BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD: big.NewInt(0),
+	BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM:      big.NewInt(2500),
+	BLOCK_REWARD_DISTRIBUTION_MAINTENANCE:    big.NewInt(2500),
+	MAX_BASE_FEE:                             new(big.Int).Mul(big.NewInt(5000), big.NewInt(params.GWei)),
+	BLOCK_GASLIMIT:                           big.NewInt(1050000000),
+	BASE_FEE_MAX_CHANGE_RATE:                 big.NewInt(46),
+	GAS_TARGET_PERCENTAGE:                    big.NewInt(30),
+}
+
+// /////////////////////////
+// Init Governance Member //
+// /////////////////////////
+type InitMember struct {
+	Staker  common.Address `json:"staker"`
+	Voter   common.Address `json:"voter"`
+	Reward  common.Address `json:"reward"`
+	Name    string         `json:"name"`
+	Enode   string         `json:"enode"`
+	Ip      string         `json:"ip"`
+	Port    int            `json:"port"`
+	Deposit *big.Int       `json:"deposit"`
+}
+
+type InitMembers []InitMember
+
+func (members InitMembers) GovInitOnce() ([]byte, error) {
+	var datas bytes.Buffer
+	for _, m := range members {
+		var (
+			staker, voter, reward *big.Int
+			id                    []byte
+			err                   error
+		)
+		staker = new(big.Int).SetBytes(m.Staker[:])
+		voter = new(big.Int).SetBytes(m.Voter[:])
+		reward = new(big.Int).SetBytes(m.Reward[:])
+		switch len(m.Enode) {
+		case 128:
+			id, err = hex.DecodeString(m.Enode)
+		case 130:
+			id, err = hex.DecodeString(m.Enode[2:])
+		default:
+			err = fmt.Errorf("invalid enode id %s", m.Enode)
+		}
+		if err != nil {
+			return nil, err
+		}
+
+		datas.Write(metclient.PackNum(reflect.ValueOf(staker)))
+		datas.Write(metclient.PackNum(reflect.ValueOf(voter)))
+		datas.Write(metclient.PackNum(reflect.ValueOf(reward)))
+		datas.Write(metclient.PackNum(reflect.ValueOf(len(m.Name))))
+		datas.Write([]byte(m.Name))
+		datas.Write(metclient.PackNum(reflect.ValueOf(len(id))))
+		datas.Write(id)
+		datas.Write(metclient.PackNum(reflect.ValueOf(len(m.Ip))))
+		datas.Write([]byte(m.Ip))
+		datas.Write(metclient.PackNum(reflect.ValueOf(m.Port)))
+	}
+
+	return datas.Bytes(), nil
+}
+
+func (members InitMembers) StakingInit() []byte {
+	var datas bytes.Buffer
+	for _, m := range members {
+		staker := new(big.Int).SetBytes(m.Staker[:])
+		datas.Write(metclient.PackNum(reflect.ValueOf(staker)))
+		datas.Write(metclient.PackNum(reflect.ValueOf(m.Deposit)))
+	}
+	return datas.Bytes()
+}
+
+// ////////
+// utils //
+// ////////
+
+type uupsConfig struct {
+	backend  bind.ContractBackend
+	callOpts *bind.CallOpts
+	registry *Registry
+}
+
+func newUUPSContracts[P, L any](
+	cfg *uupsConfig,
+	name string,
+	newProxy func(common.Address, bind.ContractBackend) (*P, error),
+	newLogic func(common.Address, bind.ContractBackend) (*L, error),
+) (common.Address, *P, *L, error) {
+	if address, err := cfg.registry.GetContractAddress(cfg.callOpts, metclient.ToBytes32(name)); err != nil {
+		return common.Address{}, nil, nil, errors.Wrap(err, "GetContractAddress")
+	} else if proxy, err := newProxy(address, cfg.backend); err != nil {
+		return common.Address{}, nil, nil, errors.Wrap(err, "newProxy")
+	} else if imp, err := newLogic(address, cfg.backend); err != nil {
+		return common.Address{}, nil, nil, errors.Wrap(err, "newLogic")
+	} else {
+		return address, proxy, imp, nil
+	}
+}
+
+type iBackend interface {
+	bind.ContractBackend
+	bind.DeployBackend
+}
+
+type txPool struct {
+	backend iBackend
+	logger  log.Logger
+	opts    *bind.TransactOpts
+	txs     []*types.Transaction
+}
+
+func (pool *txPool) WaitMined() error {
+	pool.logger.Info("Waiting for receipts...", "count", len(pool.txs))
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5e9)
+	defer cancel()
+	for _, tx := range pool.txs {
+		receipt, err := bind.WaitMined(ctx, pool.backend, tx)
+		if err != nil {
+			return err
+		}
+		if receipt.Status != types.ReceiptStatusSuccessful {
+			return errors.New("execute reverted")
+		}
+	}
+	pool.txs = pool.txs[:0]
+	return nil
+}
+
+func (pool *txPool) AppendTx(tx *types.Transaction, err error) error {
+	if tx != nil {
+		pool.txs = append(pool.txs, tx)
+	}
+	return err
+}
+
+func deployProxy[T any](pool *txPool, logic common.Address, deploy func(*bind.TransactOpts, bind.ContractBackend, common.Address) (common.Address, *types.Transaction, *T, error)) (common.Address, *T, error) {
+	address, tx, proxy, err := deploy(pool.opts, pool.backend, logic)
+	return address, proxy, pool.AppendTx(tx, err)
+}
+
+func deployLogic[T any](pool *txPool, deploy func(*bind.TransactOpts, bind.ContractBackend) (common.Address, *types.Transaction, *T, error)) (common.Address, error) {
+	address, tx, _, err := deploy(pool.opts, pool.backend)
+	return address, pool.AppendTx(tx, err)
+}
diff --git a/wemix/contracts/WemixGovernance.js b/wemix/contracts/WemixGovernance.js
deleted file mode 100644
index 964906693af9..000000000000
--- a/wemix/contracts/WemixGovernance.js
+++ /dev/null
@@ -1,644 +0,0 @@
-var Gov_data = "0x608060405234801561001057600080fd5b506040516106fc3803806106fc83398101604081905261002f91610301565b80604051806020016040528060008152506100528282600061005a60201b60201c565b5050506103a5565b61006383610090565b6000825111806100705750805b1561008b5761008983836100d060201b61008b1760201c565b505b505050565b610099816100fc565b6040516001600160a01b038216907fbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b90600090a250565b60606100f583836040518060600160405280602781526020016106d5602791396101ce565b9392505050565b61010f8161024760201b6100b71760201c565b6101765760405162461bcd60e51b815260206004820152602d60248201527f455243313936373a206e657720696d706c656d656e746174696f6e206973206e60448201526c1bdd08184818dbdb9d1c9858dd609a1b60648201526084015b60405180910390fd5b806101ad7f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc60001b61025660201b6100c61760201c565b80546001600160a01b0319166001600160a01b039290921691909117905550565b6060600080856001600160a01b0316856040516101eb919061032a565b600060405180830381855af49150503d8060008114610226576040519150601f19603f3d011682016040523d82523d6000602084013e61022b565b606091505b50909250905061023d86838387610259565b9695505050505050565b6001600160a01b03163b151590565b90565b606083156102c55782516102be576001600160a01b0385163b6102be5760405162461bcd60e51b815260206004820152601d60248201527f416464726573733a2063616c6c20746f206e6f6e2d636f6e7472616374000000604482015260640161016d565b50816102cf565b6102cf83836102d7565b949350505050565b8151156102e75781518083602001fd5b8060405162461bcd60e51b815260040161016d9190610346565b60006020828403121561031357600080fd5b81516001600160a01b03811681146100f557600080fd5b6000825161033c818460208701610379565b9190910192915050565b6020815260008251806020840152610365816040850160208701610379565b601f01601f19169190910160400192915050565b60005b8381101561039457818101518382015260200161037c565b838111156100895750506000910152565b610321806103b46000396000f3fe6080604052600436106100225760003560e01c80635c60da1b1461003957610031565b366100315761002f61006a565b005b61002f61006a565b34801561004557600080fd5b5061004e61007c565b6040516001600160a01b03909116815260200160405180910390f35b61007a6100756100c9565b6100fc565b565b60006100866100c9565b905090565b60606100b083836040518060600160405280602781526020016102c560279139610120565b9392505050565b6001600160a01b03163b151590565b90565b60006100867f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc546001600160a01b031690565b3660008037600080366000845af43d6000803e80801561011b573d6000f35b3d6000fd5b6060600080856001600160a01b03168560405161013d9190610245565b600060405180830381855af49150503d8060008114610178576040519150601f19603f3d011682016040523d82523d6000602084013e61017d565b606091505b509150915061018e86838387610198565b9695505050505050565b60608315610209578251610202576001600160a01b0385163b6102025760405162461bcd60e51b815260206004820152601d60248201527f416464726573733a2063616c6c20746f206e6f6e2d636f6e747261637400000060448201526064015b60405180910390fd5b5081610213565b610213838361021b565b949350505050565b81511561022b5781518083602001fd5b8060405162461bcd60e51b81526004016101f99190610261565b60008251610257818460208701610294565b9190910192915050565b6020815260008251806020840152610280816040850160208701610294565b601f01601f19169190910160400192915050565b60005b838110156102af578181015183820152602001610297565b838111156102be576000848401525b5050505056fe416464726573733a206c6f772d6c6576656c2064656c65676174652063616c6c206661696c6564a26469706673582212207465332dc618a2f5eb63fb7bbbf1a8bdc5122d00040dba21b4a8ec1e9ece14cc64736f6c63430008060033416464726573733a206c6f772d6c6576656c2064656c65676174652063616c6c206661696c6564";
-var Gov_contract = web3.eth.contract([{"inputs":[{"internalType":"address","name":"_imp","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]);
-
-function Gov_new() {
-  return Gov_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Gov_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Gov_load(addr) {
-   return Gov_contract.at(addr);
-}
-var GovChecker_data = "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";
-var GovChecker_contract = web3.eth.contract([{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetRegistry","type":"event"},{"inputs":[],"name":"BALLOT_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ENV_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GOV_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAINTENANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REWARD_POOL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"reg","outputs":[{"internalType":"contract IRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"setRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]);
-
-function GovChecker_new() {
-  return GovChecker_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: GovChecker_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function GovChecker_load(addr) {
-   return GovChecker_contract.at(addr);
-}
-var GovImp_data = 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-var GovImp_contract = web3.eth.contract([{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes32","name":"envName","type":"bytes32"},{"indexed":false,"internalType":"uint256","name":"envType","type":"uint256"},{"indexed":false,"internalType":"bytes","name":"envVal","type":"bytes"}],"name":"EnvChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"},{"indexed":true,"internalType":"address","name":"voter","type":"address"}],"name":"MemberAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"oldAddr","type":"address"},{"indexed":true,"internalType":"address","name":"newAddr","type":"address"},{"indexed":true,"internalType":"address","name":"newVoter","type":"address"}],"name":"MemberChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"},{"indexed":true,"internalType":"address","name":"voter","type":"address"}],"name":"MemberRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"},{"indexed":true,"internalType":"address","name":"voter","type":"address"}],"name":"MemberUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":false,"internalType":"string","name":"reason","type":"string"}],"name":"NotApplicable","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"newPeriod","type":"uint256"}],"name":"SetProposalTimePeriod","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetRegistry","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"inputs":[],"name":"BALLOT_DURATION_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BASE_FEE_MAX_CHANGE_RATE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCKS_PER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_CREATION_TIME_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_GASLIMIT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_AMOUNT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_MAINTANANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_METHOD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DENOMINATOR","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ENV_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GASLIMIT_AND_BASE_FEE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GAS_TARGET_PERCENTAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GOV_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAINTENANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_BASE_FEE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_IDLE_BLOCK_INTERVAL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PRIORITY_FEE_PER_GAS_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REWARD_POOL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MIN_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MIN_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"staker","type":"address"},{"internalType":"address","name":"voter","type":"address"},{"internalType":"address","name":"reward","type":"address"},{"internalType":"bytes","name":"name","type":"bytes"},{"internalType":"bytes","name":"enode","type":"bytes"},{"internalType":"bytes","name":"ip","type":"bytes"},{"internalType":"uint256","name":"port","type":"uint256"},{"internalType":"uint256","name":"lockAmount","type":"uint256"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"duration","type":"uint256"}],"internalType":"struct GovImp.MemberInfo","name":"info","type":"tuple"}],"name":"addProposalToAddMember","outputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"envName","type":"bytes32"},{"internalType":"uint256","name":"envType","type":"uint256"},{"internalType":"bytes","name":"envVal","type":"bytes"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"duration","type":"uint256"}],"name":"addProposalToChangeEnv","outputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newGovAddr","type":"address"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"duration","type":"uint256"}],"name":"addProposalToChangeGov","outputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"staker","type":"address"},{"internalType":"address","name":"voter","type":"address"},{"internalType":"address","name":"reward","type":"address"},{"internalType":"bytes","name":"name","type":"bytes"},{"internalType":"bytes","name":"enode","type":"bytes"},{"internalType":"bytes","name":"ip","type":"bytes"},{"internalType":"uint256","name":"port","type":"uint256"},{"internalType":"uint256","name":"lockAmount","type":"uint256"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"duration","type":"uint256"}],"internalType":"struct GovImp.MemberInfo","name":"newInfo","type":"tuple"},{"internalType":"address","name":"oldStaker","type":"address"}],"name":"addProposalToChangeMember","outputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"staker","type":"address"},{"internalType":"uint256","name":"lockAmount","type":"uint256"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"duration","type":"uint256"}],"name":"addProposalToRemoveMember","outputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"ballotLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"checkUnfinalized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"finalizeEndedVote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getBallotInVoting","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMaxStaking","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMaxVotingDuration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"idx","type":"uint256"}],"name":"getMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"idx","type":"uint256"}],"name":"getMemberFromNodeIdx","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMemberLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMinStaking","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMinVotingDuration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"idx","type":"uint256"}],"name":"getNode","outputs":[{"internalType":"bytes","name":"name","type":"bytes"},{"internalType":"bytes","name":"enode","type":"bytes"},{"internalType":"bytes","name":"ip","type":"bytes"},{"internalType":"uint256","name":"port","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"getNodeIdxFromMember","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getNodeLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"idx","type":"uint256"}],"name":"getReward","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"getStakerAddr","outputs":[{"internalType":"address","name":"staker","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getThreshold","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"uint256","name":"idx","type":"uint256"}],"name":"getVoter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"registry","type":"address"},{"internalType":"uint256","name":"lockAmount","type":"uint256"},{"internalType":"bytes","name":"name","type":"bytes"},{"internalType":"bytes","name":"enode","type":"bytes"},{"internalType":"bytes","name":"ip","type":"bytes"},{"internalType":"uint256","name":"port","type":"uint256"}],"name":"init","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"registry","type":"address"},{"internalType":"uint256","name":"lockAmount","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"initOnce","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"isMember","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"isStaker","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"isVoter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"lastAddProposalTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"modifiedBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proposal_time_period","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxiableUUID","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"reInit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"indices","type":"uint256[]"},{"internalType":"address[]","name":"newRewards","type":"address[]"}],"name":"reInitV3","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reg","outputs":[{"internalType":"contract IRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"rewardIdx","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPeriod","type":"uint256"}],"name":"setProposalTimePeriod","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"setRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"stakerIdx","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"ballotIdx","type":"uint256"},{"internalType":"bool","name":"approval","type":"bool"}],"name":"vote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"voteLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"voterIdx","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]);
-
-function GovImp_new() {
-  return GovImp_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: GovImp_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function GovImp_load(addr) {
-   return GovImp_contract.at(addr);
-}
-var Registry_data = "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";
-var Registry_contract = web3.eth.contract([{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"setter","type":"address"},{"indexed":true,"internalType":"bytes32","name":"name","type":"bytes32"},{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetContractDomain","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_contract","type":"bytes32"},{"indexed":true,"internalType":"address","name":"granted","type":"address"},{"indexed":false,"internalType":"bool","name":"status","type":"bool"}],"name":"SetPermission","type":"event"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"contracts","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_name","type":"bytes32"}],"name":"getContractAddress","outputs":[{"internalType":"address","name":"addr","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_contract","type":"bytes32"},{"internalType":"address","name":"_granted","type":"address"}],"name":"getPermission","outputs":[{"internalType":"bool","name":"found","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"magic","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"modifiedBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"},{"internalType":"address","name":"","type":"address"}],"name":"permissions","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_name","type":"bytes32"},{"internalType":"address","name":"_addr","type":"address"}],"name":"setContractDomain","outputs":[{"internalType":"bool","name":"success","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_contract","type":"bytes32"},{"internalType":"address","name":"_granted","type":"address"},{"internalType":"bool","name":"_status","type":"bool"}],"name":"setPermission","outputs":[{"internalType":"bool","name":"success","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]);
-
-function Registry_new() {
-  return Registry_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Registry_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Registry_load(addr) {
-   return Registry_contract.at(addr);
-}
-var StakingImp_data = 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-var StakingImp_contract = web3.eth.contract([{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":true,"internalType":"address","name":"ncp","type":"address"},{"indexed":false,"internalType":"uint256","name":"ncpTotalLocked","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"userTotalLocked","type":"uint256"}],"name":"DelegateStaked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":true,"internalType":"address","name":"ncp","type":"address"},{"indexed":false,"internalType":"uint256","name":"ncpTotalLocked","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"userTotalLocked","type":"uint256"}],"name":"DelegateUnstaked","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"total","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"available","type":"uint256"}],"name":"Locked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Revoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetRegistry","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"total","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"available","type":"uint256"}],"name":"Staked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"total","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"available","type":"uint256"}],"name":"TransferLocked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"total","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"available","type":"uint256"}],"name":"Unlocked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"total","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"available","type":"uint256"}],"name":"Unstaked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"inputs":[],"name":"BALLOT_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ENV_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GOV_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAINTENANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REWARD_POOL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"}],"name":"availableBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"}],"name":"calcVotingWeight","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"},{"internalType":"uint32","name":"factor","type":"uint32"}],"name":"calcVotingWeightWithScaleFactor","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"ncp","type":"address"}],"name":"delegateDepositAndLockMore","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"ncp","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"delegateUnlockAndWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"deposit","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"ncp","type":"address"}],"name":"getRatioOfUserBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalLockedBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"registry","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"init","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"isRevoked","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"},{"internalType":"uint256","name":"lockAmount","type":"uint256"}],"name":"lock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"lockAmount","type":"uint256"}],"name":"lockMore","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"}],"name":"lockedBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ncpStaking","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxiableUUID","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"reg","outputs":[{"internalType":"contract IRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"revoke","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_ncpStaking","type":"address"}],"name":"setNCPStaking","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"setRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferLocked","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"payee","type":"address"},{"internalType":"uint256","name":"unlockAmount","type":"uint256"}],"name":"unlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImp","type":"address"}],"name":"upgradeStaking","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"ncp","type":"address"},{"internalType":"address","name":"user","type":"address"}],"name":"userBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"ncp","type":"address"}],"name":"userTotalBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]);
-
-function StakingImp_new() {
-  return StakingImp_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: StakingImp_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function StakingImp_load(addr) {
-   return StakingImp_contract.at(addr);
-}
-
-function AEnvStorage_new() {
-  return AEnvStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: AEnvStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function AEnvStorage_load(addr) {
-   return AEnvStorage_contract.at(addr);
-}
-
-function AGov_new() {
-  return AGov_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: AGov_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function AGov_load(addr) {
-   return AGov_contract.at(addr);
-}
-var BallotEnums_data = "0x6080604052348015600f57600080fd5b50603f80601d6000396000f3fe6080604052600080fdfea264697066735822122091a15a61427e97bd4bc0a2766ba7c9d2f0fc00ff6d4c94d4b3851693f6a2a9db64736f6c63430008060033";
-var BallotEnums_contract = web3.eth.contract([]);
-
-function BallotEnums_new() {
-  return BallotEnums_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: BallotEnums_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function BallotEnums_load(addr) {
-   return BallotEnums_contract.at(addr);
-}
-var EnvConstants_data = "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";
-var EnvConstants_contract = web3.eth.contract([{"inputs":[],"name":"BALLOT_DURATION_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BASE_FEE_MAX_CHANGE_RATE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCKS_PER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_CREATION_TIME_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_GASLIMIT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_AMOUNT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_MAINTANANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_METHOD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DENOMINATOR","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GASLIMIT_AND_BASE_FEE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GAS_TARGET_PERCENTAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_BASE_FEE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_IDLE_BLOCK_INTERVAL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PRIORITY_FEE_PER_GAS_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MIN_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_MIN_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"}]);
-
-function EnvConstants_new() {
-  return EnvConstants_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: EnvConstants_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function EnvConstants_load(addr) {
-   return EnvConstants_contract.at(addr);
-}
-
-function IBallotStorage_new() {
-  return IBallotStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IBallotStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IBallotStorage_load(addr) {
-   return IBallotStorage_contract.at(addr);
-}
-
-function IEnvStorage_new() {
-  return IEnvStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IEnvStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IEnvStorage_load(addr) {
-   return IEnvStorage_contract.at(addr);
-}
-
-function IGov_new() {
-  return IGov_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IGov_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IGov_load(addr) {
-   return IGov_contract.at(addr);
-}
-
-function INCPStaking_new() {
-  return INCPStaking_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: INCPStaking_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function INCPStaking_load(addr) {
-   return INCPStaking_contract.at(addr);
-}
-
-function IRegistry_new() {
-  return IRegistry_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IRegistry_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IRegistry_load(addr) {
-   return IRegistry_contract.at(addr);
-}
-
-function IStaking_new() {
-  return IStaking_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IStaking_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IStaking_load(addr) {
-   return IStaking_contract.at(addr);
-}
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-var BallotStorage_contract = web3.eth.contract([{"inputs":[{"internalType":"address","name":"_registry","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"}],"name":"BallotCanceled","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"ballotType","type":"uint256"},{"indexed":true,"internalType":"address","name":"creator","type":"address"}],"name":"BallotCreated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"state","type":"uint256"}],"name":"BallotFinalized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"startTime","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"endTime","type":"uint256"}],"name":"BallotStarted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":true,"internalType":"address","name":"updatedBy","type":"address"}],"name":"BallotUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previous","type":"address"}],"name":"SetPrevBallotStorage","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetRegistry","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"voteid","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"ballotId","type":"uint256"},{"indexed":true,"internalType":"address","name":"voter","type":"address"},{"indexed":false,"internalType":"uint256","name":"decision","type":"uint256"}],"name":"Voted","type":"event"},{"inputs":[],"name":"BALLOT_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ENV_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GOV_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAINTENANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REWARD_POOL_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"STAKING_REWARD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"}],"name":"cancelBallot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"uint256","name":"_ballotType","type":"uint256"},{"internalType":"uint256","name":"_duration","type":"uint256"},{"internalType":"address","name":"_creator","type":"address"},{"internalType":"address","name":"_newGovernanceAddress","type":"address"}],"name":"createBallotForAddress","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"uint256","name":"_ballotType","type":"uint256"},{"internalType":"uint256","name":"_duration","type":"uint256"},{"internalType":"address","name":"_creator","type":"address"},{"internalType":"address","name":"_oldStakerAddress","type":"address"},{"internalType":"address","name":"_newStakerAddress","type":"address"},{"internalType":"address","name":"_newVoterAddress","type":"address"},{"internalType":"address","name":"_newRewardAddress","type":"address"},{"internalType":"bytes","name":"_newNodeName","type":"bytes"},{"internalType":"bytes","name":"_newNodeId","type":"bytes"},{"internalType":"bytes","name":"_newNodeIp","type":"bytes"},{"internalType":"uint256","name":"_newNodePort","type":"uint256"}],"name":"createBallotForMember","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"uint256","name":"_ballotType","type":"uint256"},{"internalType":"uint256","name":"_duration","type":"uint256"},{"internalType":"address","name":"_creator","type":"address"},{"internalType":"bytes32","name":"_envVariableName","type":"bytes32"},{"internalType":"uint256","name":"_envVariableType","type":"uint256"},{"internalType":"bytes","name":"_envVariableValue","type":"bytes"}],"name":"createBallotForVariable","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_voteId","type":"uint256"},{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"address","name":"_voter","type":"address"},{"internalType":"uint256","name":"_decision","type":"uint256"},{"internalType":"uint256","name":"_power","type":"uint256"}],"name":"createVote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"uint256","name":"_ballotState","type":"uint256"}],"name":"finalizeBallot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotAddress","outputs":[{"internalType":"address","name":"newGovernanceAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotBasic","outputs":[{"internalType":"uint256","name":"startTime","type":"uint256"},{"internalType":"uint256","name":"endTime","type":"uint256"},{"internalType":"uint256","name":"ballotType","type":"uint256"},{"internalType":"address","name":"creator","type":"address"},{"internalType":"bytes","name":"memo","type":"bytes"},{"internalType":"uint256","name":"totalVoters","type":"uint256"},{"internalType":"uint256","name":"powerOfAccepts","type":"uint256"},{"internalType":"uint256","name":"powerOfRejects","type":"uint256"},{"internalType":"uint256","name":"state","type":"uint256"},{"internalType":"bool","name":"isFinalized","type":"bool"},{"internalType":"uint256","name":"duration","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getBallotCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotMember","outputs":[{"internalType":"address","name":"oldStakerAddress","type":"address"},{"internalType":"address","name":"newStakerAddress","type":"address"},{"internalType":"address","name":"newVoterAddress","type":"address"},{"internalType":"address","name":"newRewardAddress","type":"address"},{"internalType":"bytes","name":"newNodeName","type":"bytes"},{"internalType":"bytes","name":"newNodeId","type":"bytes"},{"internalType":"bytes","name":"newNodeIp","type":"bytes"},{"internalType":"uint256","name":"newNodePort","type":"uint256"},{"internalType":"uint256","name":"lockAmount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotPeriod","outputs":[{"internalType":"uint256","name":"startTime","type":"uint256"},{"internalType":"uint256","name":"endTime","type":"uint256"},{"internalType":"uint256","name":"duration","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotState","outputs":[{"internalType":"uint256","name":"ballotType","type":"uint256"},{"internalType":"uint256","name":"state","type":"uint256"},{"internalType":"bool","name":"isFinalized","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotVariable","outputs":[{"internalType":"bytes32","name":"envVariableName","type":"bytes32"},{"internalType":"uint256","name":"envVariableType","type":"uint256"},{"internalType":"bytes","name":"envVariableValue","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"getBallotVotingInfo","outputs":[{"internalType":"uint256","name":"totalVoters","type":"uint256"},{"internalType":"uint256","name":"powerOfAccepts","type":"uint256"},{"internalType":"uint256","name":"powerOfRejects","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMaxVotingDuration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMinVotingDuration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPreviousBallotStorage","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_voteId","type":"uint256"}],"name":"getVote","outputs":[{"internalType":"uint256","name":"voteId","type":"uint256"},{"internalType":"uint256","name":"ballotId","type":"uint256"},{"internalType":"address","name":"voter","type":"address"},{"internalType":"uint256","name":"decision","type":"uint256"},{"internalType":"uint256","name":"power","type":"uint256"},{"internalType":"uint256","name":"time","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint56","name":"_ballotId","type":"uint56"},{"internalType":"address","name":"_voter","type":"address"}],"name":"hasAlreadyVoted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isDisabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"reg","outputs":[{"internalType":"contract IRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"}],"name":"setPreviousBallotStorage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"setRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"uint256","name":"_startTime","type":"uint256"},{"internalType":"uint256","name":"_endTime","type":"uint256"}],"name":"startBallot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"uint256","name":"_duration","type":"uint256"}],"name":"updateBallotDuration","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"uint256","name":"_lockAmount","type":"uint256"}],"name":"updateBallotMemberLockAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_ballotId","type":"uint256"},{"internalType":"bytes","name":"_memo","type":"bytes"}],"name":"updateBallotMemo","outputs":[],"stateMutability":"nonpayable","type":"function"}]);
-
-function BallotStorage_new() {
-  return BallotStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: BallotStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function BallotStorage_load(addr) {
-   return BallotStorage_contract.at(addr);
-}
-var EnvStorage_data = "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";
-var EnvStorage_contract = web3.eth.contract([{"inputs":[{"internalType":"address","name":"_implementation","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]);
-
-function EnvStorage_new() {
-  return EnvStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: EnvStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function EnvStorage_load(addr) {
-   return EnvStorage_contract.at(addr);
-}
-var EnvStorageImp_data = 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-var EnvStorageImp_contract = web3.eth.contract([{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"address","name":"_value","type":"address"}],"name":"AddressVarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"bytes32","name":"_value","type":"bytes32"}],"name":"Bytes32VarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"bytes","name":"_value","type":"bytes"}],"name":"BytesVarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"int256","name":"_value","type":"int256"}],"name":"IntVarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"}],"name":"SetRegistry","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"string","name":"_value","type":"string"}],"name":"StringVarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"UintVarableChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"UpgradeImplementation","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"_name","type":"bytes32"},{"indexed":true,"internalType":"uint256","name":"_type","type":"uint256"},{"indexed":false,"internalType":"string","name":"_value","type":"string"}],"name":"VarableChanged","type":"event"},{"inputs":[],"name":"BALLOT_DURATION_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_MAX_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_DURATION_MIN_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALLOT_STORAGE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BASE_FEE_MAX_CHANGE_RATE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCKS_PER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_CREATION_TIME_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_GASLIMIT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_AMOUNT_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_MAINTANANCE_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BLOCK_REWARD_DISTRIBUTION_METHOD_NAME","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","ty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-
-function EnvStorageImp_new() {
-  return EnvStorageImp_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: EnvStorageImp_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function EnvStorageImp_load(addr) {
-   return EnvStorageImp_contract.at(addr);
-}
-var EternalStorage_data = "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";
-var EternalStorage_contract = web3.eth.contract([{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getBoolean","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getBytes","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getBytes32","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getInt","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getString","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"h","type":"bytes32"}],"name":"getUint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]);
-
-function EternalStorage_new() {
-  return EternalStorage_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: EternalStorage_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function EternalStorage_load(addr) {
-   return EternalStorage_contract.at(addr);
-}
-var Staking_data = "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";
-var Staking_contract = web3.eth.contract([{"inputs":[{"internalType":"address","name":"_imp","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]);
-
-function Staking_new() {
-  return Staking_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Staking_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Staking_load(addr) {
-   return Staking_contract.at(addr);
-}
-
-function OwnableUpgradeable_new() {
-  return OwnableUpgradeable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: OwnableUpgradeable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function OwnableUpgradeable_load(addr) {
-   return OwnableUpgradeable_contract.at(addr);
-}
-
-function Initializable_new() {
-  return Initializable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Initializable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Initializable_load(addr) {
-   return Initializable_contract.at(addr);
-}
-
-function ReentrancyGuardUpgradeable_new() {
-  return ReentrancyGuardUpgradeable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: ReentrancyGuardUpgradeable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function ReentrancyGuardUpgradeable_load(addr) {
-   return ReentrancyGuardUpgradeable_contract.at(addr);
-}
-var AddressUpgradeable_data = "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea26469706673582212206b0e847059a4b7001b5ef6863728e46fc58585bdf365408604101487b61cca1e64736f6c63430008060033";
-var AddressUpgradeable_contract = web3.eth.contract([]);
-
-function AddressUpgradeable_new() {
-  return AddressUpgradeable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: AddressUpgradeable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function AddressUpgradeable_load(addr) {
-   return AddressUpgradeable_contract.at(addr);
-}
-
-function ContextUpgradeable_new() {
-  return ContextUpgradeable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: ContextUpgradeable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function ContextUpgradeable_load(addr) {
-   return ContextUpgradeable_contract.at(addr);
-}
-
-function Ownable_new() {
-  return Ownable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Ownable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Ownable_load(addr) {
-   return Ownable_contract.at(addr);
-}
-
-function IERC1967_new() {
-  return IERC1967_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IERC1967_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IERC1967_load(addr) {
-   return IERC1967_contract.at(addr);
-}
-
-function IERC1822Proxiable_new() {
-  return IERC1822Proxiable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IERC1822Proxiable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IERC1822Proxiable_load(addr) {
-   return IERC1822Proxiable_contract.at(addr);
-}
-var ERC1967Proxy_data = "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";
-var ERC1967Proxy_contract = web3.eth.contract([{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]);
-
-function ERC1967Proxy_new() {
-  return ERC1967Proxy_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: ERC1967Proxy_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function ERC1967Proxy_load(addr) {
-   return ERC1967Proxy_contract.at(addr);
-}
-
-function ERC1967Upgrade_new() {
-  return ERC1967Upgrade_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: ERC1967Upgrade_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function ERC1967Upgrade_load(addr) {
-   return ERC1967Upgrade_contract.at(addr);
-}
-
-function Proxy_new() {
-  return Proxy_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Proxy_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Proxy_load(addr) {
-   return Proxy_contract.at(addr);
-}
-
-function IBeacon_new() {
-  return IBeacon_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: IBeacon_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function IBeacon_load(addr) {
-   return IBeacon_contract.at(addr);
-}
-
-function UUPSUpgradeable_new() {
-  return UUPSUpgradeable_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: UUPSUpgradeable_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function UUPSUpgradeable_load(addr) {
-   return UUPSUpgradeable_contract.at(addr);
-}
-var Address_data = "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea26469706673582212205e565b57bed130b3bed4a551be507c539301534f97d7962e91f5e757bee7fc1e64736f6c63430008060033";
-var Address_contract = web3.eth.contract([]);
-
-function Address_new() {
-  return Address_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Address_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Address_load(addr) {
-   return Address_contract.at(addr);
-}
-
-function Context_new() {
-  return Context_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: Context_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function Context_load(addr) {
-   return Context_contract.at(addr);
-}
-var StorageSlot_data = "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea26469706673582212209e7827207547a9bdd54a3dd6af4c0a39be8d39aedafd620acaa1cc7da83c8e7864736f6c63430008060033";
-var StorageSlot_contract = web3.eth.contract([]);
-
-function StorageSlot_new() {
-  return StorageSlot_contract.new(
-  {
-    from: web3.eth.accounts[0],
-    data: StorageSlot_data,
-    gas: "0x10000000"
-  }, function (e, contract) {
-    if (typeof contract.address !== "undefined") {
-      console.log("Contract mined! address: " + contract.address + " transactionHash: " + contract.transactionHash);
-    }
-  });
-}
-
-function StorageSlot_load(addr) {
-   return StorageSlot_contract.at(addr);
-}
diff --git a/wemix/governance-contract/compiler.go b/wemix/governance-contract/compiler.go
new file mode 100644
index 000000000000..86e227af18bc
--- /dev/null
+++ b/wemix/governance-contract/compiler.go
@@ -0,0 +1,160 @@
+package compile
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common/compiler"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/fabelx/go-solc-select/pkg/config"
+	"github.com/fabelx/go-solc-select/pkg/installer"
+	"github.com/fabelx/go-solc-select/pkg/versions"
+	"github.com/pkg/errors"
+)
+
+var (
+	solcVersion string = "0.8.14"
+	solcCmd     string = fmt.Sprintf("solc-%s", solcVersion)
+)
+
+func Compile(root string, sourceFiles ...string) (compiledTy, error) {
+	if err := installSolc(); err != nil {
+		return nil, err
+	}
+	if root == "" {
+		root = "../contracts"
+	}
+	args := []string{
+		"--combined-json", "bin,bin-runtime,srcmap,srcmap-runtime,abi,userdoc,devdoc,metadata,hashes",
+		"--optimize",                // code optimizer switched on
+		"--allow-paths", ".,./,../", //default to support relative path： ./  ../  .
+		fmt.Sprintf("@openzeppelin/contracts/=%s/openzeppelin/contracts/contracts/", root),
+		fmt.Sprintf("@openzeppelin/contracts-upgradeable/=%s/openzeppelin/contracts-upgradeable/contracts/", root),
+		"--",
+	}
+	// ~/.gsolc-select/artifacts/solc-0.8.14/0.8.14
+	cmd := exec.Command(filepath.Join(config.SolcArtifacts, solcCmd, solcCmd), append(args, sourceFiles...)...)
+
+	var stderr, stdout bytes.Buffer
+	cmd.Stderr, cmd.Stdout = &stderr, &stdout
+	if err := cmd.Run(); err != nil {
+		return nil, fmt.Errorf("solc: %v\n%s", err, stderr.Bytes())
+	}
+
+	// compiler version
+	var compilerVersion = struct {
+		Version string
+	}{}
+
+	if err := json.Unmarshal(stdout.Bytes(), &compilerVersion); err != nil {
+		return nil, err
+	} else if contracts, err := compiler.ParseCombinedJSON(stdout.Bytes(), "", "", compilerVersion.Version, strings.Join(args, " ")); err != nil {
+		return nil, err
+	} else {
+		out := make(compiledTy)
+		for name, v := range contracts {
+			n := strings.Split(name, ":")[1]
+			if _, ok := out[n]; ok {
+				return nil, fmt.Errorf("duplicated contract name: %s", name)
+			} else {
+				out[n] = v
+			}
+		}
+		return out, nil
+	}
+}
+
+func installSolc() error {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	// check already installed
+	installedVersions := versions.GetInstalled()
+	if installedVersions[solcVersion] != "" {
+		return nil
+	}
+
+	// install solc-0.8.14
+	installed, _, err := installer.InstallSolcs(ctx, []string{solcVersion})
+	if err != nil {
+		return err
+	}
+
+	for _, v := range installed {
+		if v == solcVersion {
+			return nil
+		}
+	}
+	return fmt.Errorf("failed to install version %s", solcVersion)
+}
+
+type compiledTy map[string]*compiler.Contract
+
+func (compiled compiledTy) BindContracts(pkg, filename string, contracts ...string) error {
+	var (
+		length    = len(contracts)
+		types     = make([]string, length)
+		abis      = make([]string, length)
+		bytecodes = make([]string, length)
+		sigs      = make([]map[string]string, length)
+	)
+
+	var err error
+	for i, name := range contracts {
+		contract, ok := compiled[name]
+		if !ok {
+			return fmt.Errorf("not found contract : %v", name)
+		}
+		types[i] = name
+		if abis[i], err = abiToString(contract); err != nil {
+			return errors.Wrap(err, name)
+		}
+		bytecodes[i] = contract.Code
+		sigs[i] = contract.Hashes
+	}
+
+	str, err := bind.Bind(types, abis, bytecodes, sigs, pkg, bind.LangGo, nil, nil)
+	if err != nil {
+		return err
+	}
+
+	filedata := []byte(str)
+	if read, err := os.ReadFile(filename); err == nil {
+		// if out file is already exists, compare the file contents
+		if crypto.Keccak256Hash(read) == crypto.Keccak256Hash(filedata) {
+			return nil
+		}
+	} else {
+		// check dir is exist
+		outDir := filepath.Dir(filename)
+		if _, err := os.Stat(outDir); err != nil {
+			if !os.IsNotExist(err) {
+				return err
+			}
+			if err = os.MkdirAll(outDir, 0755); err != nil {
+				return err
+			}
+		}
+	}
+
+	return os.WriteFile(filename, filedata, 0644)
+}
+
+func abiToString(contract *compiler.Contract) (abi string, err error) {
+	switch v := contract.Info.AbiDefinition.(type) {
+	case string:
+		abi = v
+	default:
+		var bytes []byte
+		if bytes, err = json.Marshal(v); err == nil {
+			abi = string(bytes)
+		}
+	}
+	return
+}
diff --git a/wemix/governance-contract/contracts/Gov.sol b/wemix/governance-contract/contracts/Gov.sol
new file mode 100644
index 000000000000..a8ed6e7b97a6
--- /dev/null
+++ b/wemix/governance-contract/contracts/Gov.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
+import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
+
+contract Gov is ERC1967Proxy, IBeacon {
+    constructor(address _imp) ERC1967Proxy(_imp, "") {}
+
+    function implementation() external view override returns (address) {
+        return _implementation();
+    }
+}
diff --git a/wemix/governance-contract/contracts/GovChecker.sol b/wemix/governance-contract/contracts/GovChecker.sol
new file mode 100644
index 000000000000..44d4720e9cc0
--- /dev/null
+++ b/wemix/governance-contract/contracts/GovChecker.sol
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
+import "./interface/IRegistry.sol";
+import "./interface/IGov.sol";
+
+/**
+ * @title GovChecker
+ * @dev GovChecker Contract that uses Registry contract
+ */
+contract GovChecker is OwnableUpgradeable {
+	IRegistry public reg;
+
+	bytes32 public constant GOV_NAME = "GovernanceContract";
+	bytes32 public constant STAKING_NAME = "Staking";
+	bytes32 public constant BALLOT_STORAGE_NAME = "BallotStorage";
+	bytes32 public constant ENV_STORAGE_NAME = "EnvStorage";
+	bytes32 public constant REWARD_POOL_NAME = "RewardPool";
+	bytes32 public constant MAINTENANCE_NAME = "Maintenance";
+	bytes32 public constant ECOSYSTEM_NAME = "Ecosystem";
+	bytes32 public constant STAKING_REWARD_NAME = "StakingReward";
+
+	/*
+	 * @dev Function to set registry address. Contract that wants to use registry should setRegistry first.
+	 * @param _addr address of registry
+	 * @return A boolean that indicates if the operation was successful.
+	 */
+	event SetRegistry(address indexed addr);
+
+	function setRegistry(address _addr) public onlyOwner {
+		require(_addr != address(0), "Address should be non-zero");
+		reg = IRegistry(_addr);
+		emit SetRegistry(_addr);
+	}
+
+	modifier onlyGov() {
+		require(getGovAddress() == msg.sender, "No Permission");
+		_;
+	}
+
+	modifier onlyGovMem() {
+		require(IGov(getGovAddress()).isMember(msg.sender), "No Permission");
+		_;
+	}
+
+	modifier onlyGovStaker() {
+		require(IGov(getGovAddress()).isStaker(msg.sender), "No Permission");
+		_;
+	}
+
+	modifier anyGov() {
+		require(getGovAddress() == msg.sender || IGov(getGovAddress()).isMember(msg.sender), "No Permission");
+		_;
+	}
+
+	function getContractAddress(bytes32 name) internal view returns (address) {
+		return reg.getContractAddress(name);
+	}
+
+	function getGovAddress() internal view returns (address) {
+		return getContractAddress(GOV_NAME);
+	}
+
+	function getStakingAddress() internal view returns (address) {
+		return getContractAddress(STAKING_NAME);
+	}
+
+	function getBallotStorageAddress() internal view returns (address) {
+		return getContractAddress(BALLOT_STORAGE_NAME);
+	}
+
+	function getEnvStorageAddress() internal view returns (address) {
+		return getContractAddress(ENV_STORAGE_NAME);
+	}
+
+	function getRewardPoolAddress() internal view returns (address) {
+		return getContractAddress(REWARD_POOL_NAME);
+	}
+
+	function getEcosystemAddress() internal view returns (address) {
+		return getContractAddress(ECOSYSTEM_NAME);
+	}
+
+	function getStakingRewardAddress() internal view returns (address) {
+		return getContractAddress(STAKING_REWARD_NAME);
+	}
+
+	function getMaintenanceAddress() internal view returns (address) {
+		return getContractAddress(MAINTENANCE_NAME);
+	}
+}
diff --git a/wemix/governance-contract/contracts/GovImp.sol b/wemix/governance-contract/contracts/GovImp.sol
new file mode 100644
index 000000000000..0529c5b0ca92
--- /dev/null
+++ b/wemix/governance-contract/contracts/GovImp.sol
@@ -0,0 +1,1383 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
+import "./abstract/BallotEnums.sol";
+import "./abstract/EnvConstants.sol";
+import "./abstract/AGov.sol";
+
+import "./interface/IBallotStorage.sol";
+import "./interface/IEnvStorage.sol";
+import "./interface/IStaking.sol";
+
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+
+contract GovImp is
+    AGov,
+    ReentrancyGuardUpgradeable,
+    BallotEnums,
+    EnvConstants,
+    UUPSUpgradeable
+{
+    enum VariableTypes {
+        Invalid,
+        Int,
+        Uint,
+        Uint2,
+        Uint3,
+        Uint4,
+        Address,
+        Bytes32,
+        Bytes,
+        String
+    }
+
+    address constant ZERO = address(0);
+
+    event MemberAdded(address indexed addr, address indexed voter);
+    event MemberRemoved(address indexed addr, address indexed voter);
+    event MemberChanged(
+        address indexed oldAddr,
+        address indexed newAddr,
+        address indexed newVoter
+    );
+    event EnvChanged(bytes32 envName, uint256 envType, bytes envVal);
+    event MemberUpdated(address indexed addr, address indexed voter);
+    // added for case that ballot's result could not be applicable.
+    event NotApplicable(uint256 indexed ballotId, string reason);
+
+    event SetProposalTimePeriod(uint256 newPeriod);
+    // added for announced that migration gov data
+    event GovDataMigrated(address indexed from);
+
+    struct MemberInfo {
+        address staker;
+        address voter; // voter
+        address reward;
+        bytes name;
+        bytes enode;
+        bytes ip;
+        uint256 port;
+        uint256 lockAmount;
+        bytes memo;
+        uint256 duration;
+    }
+
+    modifier checkLockedAmount() {
+        address staker = getStakerAddr(_msgSender());
+        require(
+            lockedBalanceOf(staker) <= getMaxStaking() &&
+                lockedBalanceOf(staker) >= getMinStaking(),
+            "Invalid staking balance"
+        );
+        _;
+    }
+
+    modifier checkTimePeriod() {
+        address staker = getStakerAddr(_msgSender());
+        require(
+            (block.timestamp - lastAddProposalTime[staker]) >=
+                proposal_time_period,
+            "Cannot add proposal too early"
+        );
+        _;
+        lastAddProposalTime[staker] = block.timestamp;
+    }
+
+    modifier checkMemberInfo(MemberInfo memory info) {
+        require(info.voter != ZERO, "Invalid voter");
+        require(info.name.length > 0, "Invalid node name");
+        require(info.ip.length > 0, "Invalid node IP");
+        require(info.port > 0, "Invalid node port");
+        require(info.enode.length > 0, "Invalid node enode");
+        require(info.memo.length > 0, "Invalid memo");
+        require(info.duration > 0, "Invalid duration");
+        require(
+            info.lockAmount >= getMinStaking() &&
+                info.lockAmount <= getMaxStaking(),
+            "Invalid lock Amount"
+        );
+        _;
+    }
+
+    /// @custom:oz-upgrades-unsafe-allow constructor
+    constructor() {
+        _disableInitializers();
+    }
+
+    function init(
+        address registry,
+        uint256 lockAmount,
+        bytes memory name,
+        bytes memory enode,
+        bytes memory ip,
+        uint port
+    ) public initializer {
+        __ReentrancyGuard_init();
+        __Ownable_init();
+        setRegistry(registry);
+
+        require(
+            lockAmount >= getMinStaking() && getMaxStaking() >= lockAmount,
+            "Invalid lock amount"
+        );
+
+        // Lock
+        IStaking staking = IStaking(getStakingAddress());
+        require(
+            staking.availableBalanceOf(msg.sender) >= lockAmount,
+            "Insufficient staking"
+        );
+        staking.lock(msg.sender, lockAmount);
+
+        // Add voting member
+        memberLength = 1;
+        voters[memberLength] = msg.sender;
+        voterIdx[msg.sender] = memberLength;
+
+        // Add reward member
+        rewards[memberLength] = msg.sender;
+        rewardIdx[msg.sender] = memberLength;
+
+        stakers[memberLength] = msg.sender;
+        stakerIdx[msg.sender] = memberLength;
+
+        // Add node
+        nodeLength = 1;
+        Node storage node = nodes[nodeLength];
+        node.name = name;
+        node.enode = enode;
+        node.ip = ip;
+        node.port = port;
+        checkNodeName[name] = true;
+        checkNodeEnode[enode] = true;
+
+        checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+        nodeIdxFromMember[msg.sender] = nodeLength;
+        nodeToMember[nodeLength] = msg.sender;
+
+        modifiedBlock = block.number;
+        emit MemberAdded(msg.sender, msg.sender);
+    }
+
+    function initOnce(
+        address registry,
+        uint256 lockAmount,
+        bytes memory data
+    ) public initializer {
+        __ReentrancyGuard_init();
+        __Ownable_init();
+        setRegistry(registry);
+
+        // _initialized = true;
+        modifiedBlock = block.number;
+
+        // Lock
+        IStaking staking = IStaking(getStakingAddress());
+
+        require(
+            lockAmount >= getMinStaking() && getMaxStaking() >= lockAmount,
+            "Invalid lock amount"
+        );
+
+        // []{uint staker, uint voter, uint reward, bytes name, bytes enode, bytes ip, uint port}
+        // 32 bytes, 32 bytes, 32 bytes, [32 bytes, <data>] * 3, 32 bytes
+        address staker;
+        address voter;
+        address reward;
+        bytes memory name;
+        bytes memory enode;
+        bytes memory ip;
+        uint port;
+        uint idx = 0;
+
+        uint ix;
+        uint eix;
+        assembly {
+            ix := add(data, 0x20)
+        }
+        eix = ix + data.length;
+        while (ix < eix) {
+            assembly {
+                staker := mload(ix)
+            }
+            ix += 0x20;
+            require(ix < eix);
+
+            assembly {
+                voter := mload(ix)
+            }
+            ix += 0x20;
+            require(ix < eix);
+
+            assembly {
+                reward := mload(ix)
+            }
+            ix += 0x20;
+            require(ix < eix);
+
+            assembly {
+                name := ix
+            }
+            ix += 0x20 + name.length;
+            require(ix < eix);
+
+            assembly {
+                enode := ix
+            }
+            ix += 0x20 + enode.length;
+            require(ix < eix);
+
+            assembly {
+                ip := ix
+            }
+            ix += 0x20 + ip.length;
+            require(ix < eix);
+
+            assembly {
+                port := mload(ix)
+            }
+            ix += 0x20;
+
+            idx += 1;
+            require(
+                !isMember(staker) && !isMember(voter) && !isReward(reward),
+                "Already member"
+            );
+            voters[idx] = voter;
+            voterIdx[voter] = idx;
+            rewards[idx] = reward;
+            rewardIdx[reward] = idx;
+            stakers[idx] = staker;
+            stakerIdx[staker] = idx;
+            emit MemberAdded(staker, voter); // staker, voter
+
+            require(
+                staking.availableBalanceOf(staker) >= lockAmount,
+                "Insufficient staking"
+            );
+
+            require(
+                checkNodeInfoAdd(name, enode, ip, port),
+                "Duplicated node info"
+            );
+
+            lock(staker, lockAmount);
+
+            Node storage node = nodes[idx];
+            node.name = name;
+            node.enode = enode;
+            node.ip = ip;
+            node.port = port;
+            // checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+            checkNodeName[name] = true;
+            checkNodeEnode[enode] = true;
+            checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+            nodeToMember[idx] = staker;
+            nodeIdxFromMember[staker] = idx;
+        }
+        memberLength = idx;
+        nodeLength = idx;
+    }
+
+    //Add member address = staker address = voter address
+    function addProposalToAddMember(
+        MemberInfo memory info
+    )
+        external
+        onlyGovMem
+        checkTimePeriod
+        checkLockedAmount
+        checkMemberInfo(info)
+        returns (uint256 ballotIdx)
+    {
+        require(
+            !isMember(info.staker) && !isReward(info.staker),
+            "Already member"
+        );
+        require(
+            info.staker == info.voter && info.staker == info.reward,
+            "Staker is not voter"
+        );
+        require(
+            checkNodeInfoAdd(info.name, info.enode, info.ip, info.port),
+            "Duplicated node info"
+        );
+        ballotIdx = ballotLength + 1;
+        createBallotForMember(
+            ballotIdx, // ballot id
+            uint256(BallotTypes.MemberAdd), // ballot type
+            msg.sender, // creator
+            ZERO, // old staker address
+            info
+        );
+        updateBallotLock(ballotIdx, info.lockAmount);
+        updateBallotMemo(ballotIdx, info.memo);
+        ballotLength = ballotIdx;
+    }
+
+    function addProposalToRemoveMember(
+        address staker,
+        uint256 lockAmount,
+        bytes memory memo,
+        uint256 duration,
+        uint256 unlockAmount,
+        uint256 slashing
+    )
+        external
+        onlyGovMem
+        checkTimePeriod
+        checkLockedAmount
+        returns (uint256 ballotIdx)
+    {
+        require(staker != ZERO, "Invalid address");
+        require(isMember(staker), "Non-member");
+        require(getMemberLength() > 1, "Cannot remove a sole member");
+        require(
+            lockedBalanceOf(staker) >= lockAmount,
+            "Insufficient balance that can be unlocked."
+        );
+        ballotIdx = ballotLength + 1;
+
+        MemberInfo memory info = MemberInfo(
+            ZERO, // new staker address
+            ZERO,
+            ZERO,
+            new bytes(0), // new name
+            new bytes(0), // new enode
+            new bytes(0), // new ip
+            0, // new port
+            lockAmount,
+            memo,
+            duration
+        );
+        createBallotForMember(
+            ballotIdx, // ballot id
+            uint256(BallotTypes.MemberRemoval), // ballot type
+            msg.sender,
+            staker,
+            info
+        );
+        updateBallotLock(ballotIdx, lockAmount);
+        updateBallotMemo(ballotIdx, memo);
+        createBallotForExit(ballotIdx, unlockAmount, slashing);
+        ballotLength = ballotIdx;
+    }
+
+    // voter A, staker A -> voter B, staker B Ok with voting
+    // voter A, staker B -> voter C, staker C Ok with voting
+    // voter A, staker B -> voter A, staker A Ok with voting
+    // voter A call : voter A, staker A -> voter A, staker B X
+    // staker A call : voter A, staker A-> voter B, staker A Ok without voting
+    // only staker A call : voter B, staker A, reward C -> voter B, staker A, reward D Ok without voting only (voter can not change reward)
+    // staker only change own info
+    // voter can propose and vote anything
+    function addProposalToChangeMember(
+        MemberInfo memory newInfo,
+        address oldStaker,
+        uint256 unlockAmount,
+        uint256 slashing
+    )
+        external
+        onlyGovMem
+        checkTimePeriod
+        checkLockedAmount
+        checkMemberInfo(newInfo)
+        returns (uint256 ballotIdx)
+    {
+        require(oldStaker != ZERO, "Invalid old Address");
+        require(isMember(oldStaker), "Non-member");
+
+        require(
+            (voters[stakerIdx[oldStaker]] == newInfo.voter ||
+                newInfo.voter == oldStaker ||
+                ((!isMember(newInfo.voter)) && !isReward(newInfo.voter))) &&
+                (rewards[stakerIdx[oldStaker]] == newInfo.reward ||
+                    newInfo.reward == oldStaker ||
+                    ((!isMember(newInfo.reward)) && !isReward(newInfo.reward))),
+            "Already a member"
+        );
+        // For exit
+        if (msg.sender == oldStaker && oldStaker == newInfo.staker) {
+            // Change member enviroment, finalized
+            require(unlockAmount == 0 && slashing == 0, "Invalid proposal");
+        } else if (
+            oldStaker != newInfo.staker /* && msg.sender != oldStaker */
+        ) {
+            // Propose Change or Exit member by other.
+            require(
+                unlockAmount + slashing <= getMinStaking(),
+                "Invalid amount: (unlockAmount + slashing) must be equal or low to minStaking"
+            );
+        }
+
+        ballotIdx = ballotLength + 1;
+        createBallotForMember(
+            ballotIdx, // ballot id
+            uint256(BallotTypes.MemberChange), // ballot type
+            msg.sender, // creator
+            oldStaker, // old staker address
+            newInfo
+        );
+        updateBallotLock(ballotIdx, newInfo.lockAmount);
+        updateBallotMemo(ballotIdx, newInfo.memo);
+        createBallotForExit(ballotIdx, unlockAmount, slashing);
+        ballotLength = ballotIdx;
+        // 요청자 == 변경할 voting 주소
+        if (msg.sender == oldStaker && oldStaker == newInfo.staker) {
+            (, , uint256 duration) = getBallotPeriod(ballotIdx);
+            startBallot(ballotIdx, block.timestamp, block.timestamp + duration);
+            finalizeVote(
+                ballotIdx,
+                uint256(BallotTypes.MemberChange),
+                true,
+                true
+            );
+        }
+    }
+
+    function addProposalToChangeGov(
+        address newGovAddr,
+        bytes memory memo,
+        uint256 duration
+    )
+        external
+        onlyGovMem
+        checkTimePeriod
+        checkLockedAmount
+        returns (uint256 ballotIdx)
+    {
+        require(newGovAddr != ZERO, "Implementation cannot be zero");
+        require(newGovAddr != _getImplementation(), "Same contract address");
+        //check newGov has proxiableUUID
+        try IERC1822Proxiable(newGovAddr).proxiableUUID() returns (
+            bytes32 slot
+        ) {
+            require(
+                slot == _IMPLEMENTATION_SLOT,
+                "ERC1967Upgrade: unsupported proxiableUUID"
+            );
+        } catch {
+            revert("ERC1967Upgrade: new implementation is not UUPS");
+        }
+        ballotIdx = ballotLength + 1;
+        IBallotStorage(getBallotStorageAddress()).createBallotForAddress(
+            ballotLength + 1, // ballot id
+            uint256(BallotTypes.GovernanceChange), // ballot type
+            duration,
+            msg.sender, // creator
+            newGovAddr // new governance address
+        );
+        updateBallotMemo(ballotIdx, memo);
+        ballotLength = ballotIdx;
+    }
+
+    function addProposalToChangeEnv(
+        bytes32 envName,
+        uint256 envType,
+        bytes memory envVal,
+        bytes memory memo,
+        uint256 duration
+    )
+        external
+        onlyGovMem
+        checkTimePeriod
+        checkLockedAmount
+        returns (uint256 ballotIdx)
+    {
+        // require(envName != 0, "Invalid name");
+        require(
+            uint256(VariableTypes.Int) <= envType &&
+                envType <= uint256(VariableTypes.String),
+            "Invalid type"
+        );
+        require(checkVariableCondition(envName, envVal), "Invalid value");
+
+        ballotIdx = ballotLength + 1;
+        IBallotStorage(getBallotStorageAddress()).createBallotForVariable(
+            ballotIdx, // ballot id
+            uint256(BallotTypes.EnvValChange), // ballot type
+            duration,
+            msg.sender, // creator
+            envName, // env name
+            envType, // env type
+            envVal // env value
+        );
+        updateBallotMemo(ballotIdx, memo);
+        ballotLength = ballotIdx;
+    }
+
+    function vote(
+        uint256 ballotIdx,
+        bool approval
+    ) external nonReentrant onlyGovMem checkLockedAmount {
+        // Check if some ballot is in progress
+        require(checkUnfinalized(), "Expired");
+
+        // Check if the ballot can be voted
+        uint256 ballotType = checkVotable(ballotIdx);
+        // Vote
+        createVote(ballotIdx, approval);
+        // Finalize
+        (, uint256 accept, uint256 reject) = getBallotVotingInfo(ballotIdx);
+        uint256 threshold = getThreshold();
+        if (
+            accept >= threshold ||
+            reject >= threshold ||
+            (accept + reject) == 10000
+        ) {
+            finalizeVote(ballotIdx, ballotType, accept > reject, false);
+        }
+    }
+
+    function getMinStaking() public view returns (uint256) {
+        return IEnvStorage(getEnvStorageAddress()).getStakingMin();
+    }
+
+    function getMaxStaking() public view returns (uint256) {
+        return IEnvStorage(getEnvStorageAddress()).getStakingMax();
+    }
+
+    function getMinVotingDuration() public view returns (uint256) {
+        return IEnvStorage(getEnvStorageAddress()).getBallotDurationMin();
+    }
+
+    function getMaxVotingDuration() public view returns (uint256) {
+        return IEnvStorage(getEnvStorageAddress()).getBallotDurationMax();
+    }
+
+    function getThreshold() public pure returns (uint256) {
+        return 5001;
+    } // 50.01% from 5001 of 10000
+
+    function checkUnfinalized() public view returns (bool) {
+        if (ballotInVoting != 0) {
+            (, uint256 state, ) = getBallotState(ballotInVoting);
+            (, uint256 endTime, ) = getBallotPeriod(ballotInVoting);
+            if (state == uint256(BallotStates.InProgress)) {
+                if (endTime < block.timestamp) return false;
+                // require(endTime > block.timestamp, "Expired");
+                // require(ballotIdx == ballotInVoting, "Now in voting with different ballot");
+                // if (endTime < block.timestamp) {
+
+                //     finalizeBallot(ballotInVoting, uint256(BallotStates.Rejected));
+                //     ballotInVoting = 0;
+                //     // console.log("vote is finalized %s", ballotInVoting);
+                // } else if (ballotIdx != ballotInVoting) {
+                //     revert("Now in voting with different ballot");
+                // }
+            }
+        }
+        return true;
+    }
+
+    function finalizeEndedVote() public onlyGovMem {
+        require(!checkUnfinalized(), "Voting is not ended");
+        finalizeBallot(ballotInVoting, uint256(BallotStates.Rejected));
+        ballotInVoting = 0;
+    }
+
+    function checkVotable(uint256 ballotIdx) private returns (uint256) {
+        (uint256 ballotType, uint256 state, ) = getBallotState(ballotIdx);
+        if (state == uint256(BallotStates.Ready)) {
+            require(ballotInVoting == 0, "Now in voting with different ballot");
+            (, , uint256 duration) = getBallotPeriod(ballotIdx);
+            if (duration < getMinVotingDuration()) {
+                startBallot(
+                    ballotIdx,
+                    block.timestamp,
+                    block.timestamp + getMinVotingDuration()
+                );
+            } else if (getMaxVotingDuration() < duration) {
+                startBallot(
+                    ballotIdx,
+                    block.timestamp,
+                    block.timestamp + getMaxVotingDuration()
+                );
+            } else {
+                startBallot(
+                    ballotIdx,
+                    block.timestamp,
+                    block.timestamp + duration
+                );
+            }
+            ballotInVoting = ballotIdx;
+        } else if (state == uint256(BallotStates.InProgress)) {
+            // Nothing to do
+            require(
+                ballotIdx == ballotInVoting,
+                "Now in voting with different ballot"
+            );
+        } else {
+            // canceled
+            revert("Expired");
+        }
+        return ballotType;
+    }
+
+    function createVote(uint256 ballotIdx, bool approval) private {
+        uint256 voteIdx = voteLength + 1;
+        address staker = getStakerAddr(msg.sender);
+        uint256 weight = 10000 / getMemberLength(); //IStaking(getStakingAddress()).calcVotingWeightWithScaleFactor(staker, 10000);
+        uint256 decision = approval
+            ? uint256(DecisionTypes.Accept)
+            : uint256(DecisionTypes.Reject);
+        IBallotStorage(getBallotStorageAddress()).createVote(
+            voteIdx,
+            ballotIdx,
+            staker,
+            decision,
+            weight
+        );
+        voteLength = voteIdx;
+    }
+
+    function finalizeVote(
+        uint256 ballotIdx,
+        uint256 ballotType,
+        bool isAccepted,
+        bool self
+    ) private {
+        uint256 ballotState = uint256(BallotStates.Rejected);
+        if (isAccepted) {
+            ballotState = uint256(BallotStates.Accepted);
+
+            if (ballotType == uint256(BallotTypes.MemberAdd)) {
+                if (!addMember(ballotIdx)) {
+                    ballotState = uint256(BallotStates.Rejected);
+                }
+            } else if (ballotType == uint256(BallotTypes.MemberRemoval)) {
+                removeMember(ballotIdx);
+            } else if (ballotType == uint256(BallotTypes.MemberChange)) {
+                if (!changeMember(ballotIdx, self)) {
+                    ballotState = uint256(BallotStates.Rejected);
+                }
+            } else if (ballotType == uint256(BallotTypes.GovernanceChange)) {
+                changeGov(ballotIdx);
+            } else if (ballotType == uint256(BallotTypes.EnvValChange)) {
+                applyEnv(ballotIdx);
+            }
+        }
+        finalizeBallot(ballotIdx, ballotState);
+        if (!self) ballotInVoting = 0;
+    }
+
+    function fromValidBallot(
+        uint256 ballotIdx,
+        uint256 targetType
+    ) private view {
+        (uint256 ballotType, uint256 state, ) = getBallotState(ballotIdx);
+        require(ballotType == targetType, "Invalid voting type");
+        require(state == uint(BallotStates.InProgress), "Invalid voting state");
+        (, uint256 accept, uint256 reject) = getBallotVotingInfo(ballotIdx);
+        require(
+            accept >= getThreshold() ||
+                reject >= getThreshold() ||
+                (accept + reject) == 10000,
+            "Not yet finalized"
+        );
+    }
+
+    function addMember(uint256 ballotIdx) private returns (bool) {
+        fromValidBallot(ballotIdx, uint256(BallotTypes.MemberAdd));
+
+        (
+            ,
+            address newStaker,
+            address newVoter,
+            address newReward,
+            bytes memory name,
+            bytes memory enode,
+            bytes memory ip,
+            uint port,
+            uint256 lockAmount
+        ) = getBallotMember(ballotIdx);
+        if (isMember(newStaker)) {
+            // new staker is already a member or a voter/
+            emit NotApplicable(ballotIdx, "Already a member");
+            return false;
+        }
+        if (isReward(newReward)) {
+            // new staker is already a member or a voter/
+            emit NotApplicable(ballotIdx, "Already a rewarder");
+            return false;
+        }
+
+        // Lock
+        if (lockAmount < getMinStaking() || getMaxStaking() < lockAmount) {
+            emit NotApplicable(ballotIdx, "Invalid lock amount");
+            return false;
+        }
+
+        if (availableBalanceOf(newStaker) < lockAmount) {
+            emit NotApplicable(
+                ballotIdx,
+                "Insufficient balance that can be locked"
+            );
+            return false;
+        }
+
+        if (newStaker != newVoter && newStaker != newReward) {
+            emit NotApplicable(ballotIdx, "Invalid member address");
+            return false;
+        }
+
+        lock(newStaker, lockAmount);
+
+        // Add voting and reward member
+        uint256 nMemIdx = memberLength + 1;
+        voters[nMemIdx] = newVoter;
+        voterIdx[newVoter] = nMemIdx;
+        rewards[nMemIdx] = newReward;
+        rewardIdx[newReward] = nMemIdx;
+        stakers[nMemIdx] = newStaker;
+        stakerIdx[newStaker] = nMemIdx;
+
+        // Add node
+        uint256 nNodeIdx = nodeLength + 1;
+        Node storage node = nodes[nNodeIdx];
+
+        node.name = name;
+        node.enode = enode;
+        node.ip = ip;
+        node.port = port;
+        // checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+        checkNodeName[name] = true;
+        checkNodeEnode[enode] = true;
+        checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+        nodeToMember[nNodeIdx] = newStaker;
+        nodeIdxFromMember[newStaker] = nNodeIdx;
+        memberLength = nMemIdx;
+        nodeLength = nNodeIdx;
+        modifiedBlock = block.number;
+        emit MemberAdded(newStaker, newVoter);
+        return true;
+    }
+
+    function removeMember(uint256 ballotIdx) private {
+        fromValidBallot(ballotIdx, uint256(BallotTypes.MemberRemoval));
+
+        (
+            address oldStaker, // newStakerAddress
+            // newVoterAddress
+            ,
+            ,
+            ,
+            ,
+            ,
+            ,
+            ,
+
+        ) = // newRewardAddress
+            // newNodeName
+            // newNodeId
+            // newNodeIp
+            // newNodePort
+            getBallotMember(ballotIdx);
+        if (!isMember(oldStaker)) {
+            emit NotApplicable(ballotIdx, "Not already a member");
+            return; // Non-member. it is abnormal case, but passed
+        }
+
+        // Remove voting and reward member
+        uint256 removeIdx = stakerIdx[oldStaker];
+        address endAddr = stakers[memberLength];
+        address oldVoter = voters[removeIdx];
+        address oldReward = rewards[removeIdx];
+
+        if (stakerIdx[oldStaker] != memberLength) {
+            (
+                stakers[removeIdx],
+                stakers[memberLength],
+                stakerIdx[oldStaker],
+                stakerIdx[endAddr]
+            ) = (stakers[memberLength], ZERO, 0, stakerIdx[oldStaker]);
+            removeIdx = rewardIdx[oldStaker];
+            endAddr = rewards[memberLength];
+            (
+                rewards[removeIdx],
+                rewards[memberLength],
+                rewardIdx[oldReward],
+                rewardIdx[endAddr]
+            ) = (rewards[memberLength], ZERO, 0, rewardIdx[oldReward]);
+            removeIdx = voterIdx[oldStaker];
+            endAddr = voters[memberLength];
+            (
+                voters[removeIdx],
+                voters[memberLength],
+                voterIdx[oldVoter],
+                voterIdx[endAddr]
+            ) = (voters[memberLength], ZERO, 0, voterIdx[oldVoter]);
+        } else {
+            stakers[memberLength] = ZERO;
+            stakerIdx[oldStaker] = 0;
+            rewards[memberLength] = ZERO;
+            rewardIdx[oldReward] = 0;
+            voters[memberLength] = ZERO;
+            voterIdx[oldVoter] = 0;
+        }
+        memberLength = memberLength - 1;
+        // Remove node
+
+        Node storage node = nodes[removeIdx];
+        checkNodeEnode[node.enode] = false;
+        checkNodeName[node.name] = false;
+        checkNodeIpPort[
+            keccak256(abi.encodePacked(node.ip, node.port))
+        ] = false;
+        if (nodeIdxFromMember[oldStaker] != nodeLength) {
+            removeIdx = nodeIdxFromMember[oldStaker];
+            endAddr = nodeToMember[nodeLength];
+
+            node.name = nodes[nodeLength].name;
+            node.enode = nodes[nodeLength].enode;
+            node.ip = nodes[nodeLength].ip;
+            node.port = nodes[nodeLength].port;
+
+            nodeToMember[removeIdx] = endAddr;
+            nodeIdxFromMember[endAddr] = removeIdx;
+        }
+        nodeToMember[nodeLength] = ZERO;
+        nodeIdxFromMember[oldStaker] = 0;
+        delete nodes[nodeLength];
+        nodeLength = nodeLength - 1;
+        modifiedBlock = block.number;
+        // Unlock and transfer remained to governance
+        transferLockedAndUnlock(ballotIdx, oldStaker);
+
+        emit MemberRemoved(oldStaker, oldVoter);
+    }
+
+    function checkChangeMember(
+        uint256 ballotIdx,
+        bool self,
+        address oldStaker,
+        address newStaker,
+        address newVoter,
+        address newReward,
+        bytes memory name,
+        bytes memory enode,
+        bytes memory ip,
+        uint256 port,
+        uint256 lockAmount
+    ) private returns (bool) {
+        if (!self) {
+            fromValidBallot(ballotIdx, uint256(BallotTypes.MemberChange));
+        }
+
+        if (!isMember(oldStaker)) {
+            emit NotApplicable(ballotIdx, "Old address is not a member");
+            return false; // Non-member. it is abnormal case.
+        }
+
+        //old staker
+        uint256 memberIdx = stakerIdx[oldStaker];
+        if (oldStaker != newStaker) {
+            if (isMember(newStaker)) {
+                emit NotApplicable(
+                    ballotIdx,
+                    "new address is already a member"
+                );
+                return false; // already member. it is abnormal case.
+            }
+            if (newStaker != newVoter && newStaker != newReward) {
+                emit NotApplicable(ballotIdx, "Invalid voter address");
+                return false;
+            }
+            // Lock
+            if (lockAmount < getMinStaking() || getMaxStaking() < lockAmount) {
+                emit NotApplicable(ballotIdx, "Invalid lock amount");
+                return false;
+            }
+            if (availableBalanceOf(newStaker) < lockAmount) {
+                emit NotApplicable(
+                    ballotIdx,
+                    "Insufficient balance that can be locked"
+                );
+                return false;
+            }
+        }
+        // Change node
+        uint256 nodeIdx = nodeIdxFromMember[oldStaker];
+        {
+            Node memory node = nodes[nodeIdx];
+
+            if (
+                //if node info is not same
+                // node info can not duplicate
+                !checkNodeInfoChange(name, enode, ip, port, node)
+            ) {
+                emit NotApplicable(ballotIdx, "Duplicated node info");
+                return false;
+            }
+        }
+
+        {
+            address oldReward = rewards[memberIdx];
+            if (
+                (oldStaker != newReward) &&
+                (oldReward != newReward) &&
+                (isMember(newReward) || isReward(newReward))
+            ) {
+                emit NotApplicable(ballotIdx, "Invalid reward address");
+                return false;
+            }
+        }
+        {
+            address oldVoter = voters[memberIdx];
+            if (
+                (oldStaker != newVoter) &&
+                (oldVoter != newVoter) &&
+                (isMember(newVoter) || isReward(newVoter))
+            ) {
+                emit NotApplicable(ballotIdx, "Invalid voters address");
+                return false;
+            }
+        }
+        return true;
+    }
+
+    // isMember=> isStaker and isVoter
+    // vote => onlyVoter, staker can change voter without voting, default = staker == voter
+    // voter can change staker with voting.(changeMember)
+    function changeMember(uint256 ballotIdx, bool self) private returns (bool) {
+        if (!self) {
+            fromValidBallot(ballotIdx, uint256(BallotTypes.MemberChange));
+        }
+
+        (
+            address oldStaker,
+            address newStaker,
+            address newVoter,
+            address newReward,
+            bytes memory name,
+            bytes memory enode,
+            bytes memory ip,
+            uint port,
+            uint256 lockAmount
+        ) = getBallotMember(ballotIdx);
+        if (!isMember(oldStaker)) {
+            emit NotApplicable(ballotIdx, "Old address is not a member");
+            return false; // Non-member. it is abnormal case.
+        }
+
+        if (
+            !checkChangeMember(
+                ballotIdx,
+                self,
+                oldStaker,
+                newStaker,
+                newVoter,
+                newReward,
+                name,
+                enode,
+                ip,
+                port,
+                lockAmount
+            )
+        ) return false;
+
+        //old staker
+        uint256 memberIdx = stakerIdx[oldStaker];
+        if (oldStaker != newStaker) {
+            // Change member
+            stakers[memberIdx] = newStaker;
+            stakerIdx[newStaker] = memberIdx;
+            stakerIdx[oldStaker] = 0;
+
+            lock(newStaker, lockAmount);
+        }
+        // Change node
+        uint256 nodeIdx = nodeIdxFromMember[oldStaker];
+        {
+            Node storage node = nodes[nodeIdx];
+
+            checkNodeName[node.name] = false;
+            checkNodeEnode[node.enode] = false;
+            checkNodeIpPort[
+                keccak256(abi.encodePacked(node.ip, node.port))
+            ] = false;
+
+            node.name = name;
+            node.enode = enode;
+            node.ip = ip;
+            node.port = port;
+            modifiedBlock = block.number;
+            // checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+            checkNodeName[name] = true;
+            checkNodeEnode[enode] = true;
+            checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+        }
+
+        {
+            address oldReward = rewards[memberIdx];
+            if (oldReward != newReward) {
+                rewards[memberIdx] = newReward;
+                rewardIdx[newReward] = memberIdx;
+                rewardIdx[oldReward] = 0;
+            }
+        }
+        {
+            address oldVoter = voters[memberIdx];
+            if (oldVoter != newVoter) {
+                voters[memberIdx] = newVoter;
+                voterIdx[newVoter] = memberIdx;
+                voterIdx[oldVoter] = 0;
+            }
+        }
+
+        if (oldStaker != newStaker) {
+            nodeToMember[nodeIdx] = newStaker;
+            nodeIdxFromMember[newStaker] = nodeIdx;
+            nodeIdxFromMember[oldStaker] = 0;
+
+            // Unlock and transfer remained to governance
+            transferLockedAndUnlock(ballotIdx, oldStaker);
+
+            emit MemberChanged(oldStaker, newStaker, newVoter);
+        } else {
+            emit MemberUpdated(oldStaker, newStaker);
+        }
+        return true;
+    }
+
+    function changeGov(uint256 ballotIdx) private {
+        fromValidBallot(ballotIdx, uint256(BallotTypes.GovernanceChange));
+
+        address newImp = IBallotStorage(getBallotStorageAddress())
+            .getBallotAddress(ballotIdx);
+        if (newImp != ZERO) {
+            _authorizeUpgrade(newImp);
+            _upgradeToAndCallUUPS(newImp, new bytes(0), false);
+            modifiedBlock = block.number;
+        }
+    }
+
+    function applyEnv(uint256 ballotIdx) private {
+        fromValidBallot(ballotIdx, uint256(BallotTypes.EnvValChange));
+
+        (bytes32 envKey, uint256 envType, bytes memory envVal) = IBallotStorage(
+            getBallotStorageAddress()
+        ).getBallotVariable(ballotIdx);
+
+        IEnvStorage envStorage = IEnvStorage(getEnvStorageAddress());
+        envStorage.setVariable(envKey, envVal);
+        modifiedBlock = block.number;
+
+        emit EnvChanged(envKey, envType, envVal);
+    }
+
+    //------------------ Code reduction for creation gas
+    function createBallotForMember(
+        uint256 id,
+        uint256 bType,
+        address creator,
+        address oAddr,
+        MemberInfo memory info
+    ) private {
+        IBallotStorage(getBallotStorageAddress()).createBallotForMember(
+            id, // ballot id
+            bType, // ballot type
+            info.duration,
+            creator, // creator
+            oAddr, // old member address
+            info.staker, // new member address
+            info.voter, // old staker address
+            info.reward, // new staker address
+            info.name, // new name
+            info.enode, // new enode
+            info.ip, // new ip
+            info.port // new port
+        );
+    }
+
+    function updateBallotLock(uint256 id, uint256 amount) private {
+        IBallotStorage(getBallotStorageAddress()).updateBallotMemberLockAmount(
+            id,
+            amount
+        );
+    }
+
+    function updateBallotMemo(uint256 id, bytes memory memo) private {
+        IBallotStorage(getBallotStorageAddress()).updateBallotMemo(id, memo);
+    }
+
+    function createBallotForExit(
+        uint256 id,
+        uint256 unlockAmount,
+        uint256 slashing
+    ) private {
+        IBallotStorage(getBallotStorageAddress()).createBallotForExit(
+            id,
+            unlockAmount,
+            slashing
+        );
+    }
+
+    function startBallot(uint256 id, uint256 s, uint256 e) private {
+        IBallotStorage(getBallotStorageAddress()).startBallot(id, s, e);
+    }
+
+    function finalizeBallot(uint256 id, uint256 state) private {
+        IBallotStorage(getBallotStorageAddress()).finalizeBallot(id, state);
+    }
+
+    function getBallotState(
+        uint256 id
+    ) private view returns (uint256, uint256, bool) {
+        return IBallotStorage(getBallotStorageAddress()).getBallotState(id);
+    }
+
+    function getBallotPeriod(
+        uint256 id
+    ) private view returns (uint256, uint256, uint256) {
+        return IBallotStorage(getBallotStorageAddress()).getBallotPeriod(id);
+    }
+
+    function getBallotVotingInfo(
+        uint256 id
+    ) private view returns (uint256, uint256, uint256) {
+        return
+            IBallotStorage(getBallotStorageAddress()).getBallotVotingInfo(id);
+    }
+
+    function getBallotMember(
+        uint256 id
+    )
+        private
+        view
+        returns (
+            address,
+            address,
+            address,
+            address,
+            bytes memory,
+            bytes memory,
+            bytes memory,
+            uint256,
+            uint256
+        )
+    {
+        return IBallotStorage(getBallotStorageAddress()).getBallotMember(id);
+    }
+    function getBallotForExit(
+        uint256 id
+    ) private view returns (uint256, uint256) {
+        return IBallotStorage(getBallotStorageAddress()).getBallotForExit(id);
+    }
+
+    function lock(address addr, uint256 amount) private {
+        IStaking(getStakingAddress()).lock(addr, amount);
+    }
+
+    function unlock(address addr, uint256 amount) private {
+        IStaking(getStakingAddress()).unlock(addr, amount);
+    }
+
+    function transferLockedAndUnlock(uint256 ballotIdx, address addr) private {
+        (uint256 unlockAmount, uint256 slashing) = getBallotForExit(ballotIdx);
+
+        require(
+            unlockAmount + slashing <= getMinStaking(),
+            "minStaking value must be greater than or equal to the sum of unlockAmount, slashing"
+        );
+
+        IStaking staking = IStaking(getStakingAddress());
+        uint256 locked = staking.lockedBalanceOf(addr);
+        uint256 ext = locked - getMinStaking();
+
+        if (locked > unlockAmount) {
+            unlock(addr, unlockAmount);
+            staking.transferLocked(addr, slashing, ext);
+        } else {
+            unlock(addr, locked);
+        }
+    }
+
+    function lockedBalanceOf(address addr) private view returns (uint256) {
+        // IStaking staking = IStaking(getStakingAddress()).lockedBalanceOf(addr);
+        return IStaking(getStakingAddress()).lockedBalanceOf(addr);
+    }
+
+    function availableBalanceOf(address addr) private view returns (uint256) {
+        return IStaking(getStakingAddress()).availableBalanceOf(addr);
+    }
+
+    //------------------ Code reduction end
+
+    //====NXTMeta=====/
+
+    function _authorizeUpgrade(
+        address newImplementation
+    ) internal override onlyGovMem {}
+
+    function checkVariableCondition(
+        bytes32 envKey,
+        bytes memory envVal
+    ) internal view returns (bool) {
+        return
+            IEnvStorage(getEnvStorageAddress()).checkVariableCondition(
+                envKey,
+                envVal
+            );
+    }
+
+    function getStakerAddr(address _addr) public view returns (address staker) {
+        if (isStaker(_addr)) staker = _addr;
+        else if (isVoter(_addr)) staker = stakers[voterIdx[_addr]];
+    }
+
+    function setProposalTimePeriod(uint256 newPeriod) external onlyOwner {
+        require(newPeriod < 1 hours, "newPeriod is too long");
+        proposal_time_period = newPeriod;
+        emit SetProposalTimePeriod(newPeriod);
+    }
+
+    function checkNodeInfoAdd(
+        bytes memory name,
+        bytes memory enode,
+        bytes memory ip,
+        uint port
+    ) internal view returns (bool check) {
+        //Enode can not be duplicated
+        //IP:port can not be duplicated
+        //Name can not be duplicated
+        check = true;
+        if (checkNodeEnode[enode]) check = false;
+        if (checkNodeName[name]) check = false;
+
+        bytes32 hvalue = keccak256(abi.encodePacked(ip, port));
+        if (checkNodeIpPort[hvalue]) check = false;
+    }
+
+    function checkNodeInfoChange(
+        bytes memory name,
+        bytes memory enode,
+        bytes memory ip,
+        uint port,
+        Node memory nodeInfo
+    ) internal view returns (bool check) {
+        //Enode can not be duplicated
+        //IP:port can not be duplicated
+        //Name can not be duplicated
+        check = true;
+        if (
+            (keccak256(nodeInfo.enode) != keccak256(enode) &&
+                checkNodeEnode[enode])
+        ) check = false;
+        if (
+            (keccak256(nodeInfo.name) != keccak256(name) && checkNodeName[name])
+        ) check = false;
+
+        bytes32 hvalue = keccak256(abi.encodePacked(ip, port));
+        if (
+            (keccak256(abi.encodePacked(nodeInfo.ip, nodeInfo.port)) !=
+                hvalue &&
+                checkNodeIpPort[hvalue])
+        ) check = false;
+    }
+
+    uint256 public proposal_time_period;
+    mapping(address => uint256) public lastAddProposalTime;
+
+    // //For a node duplicate check
+    // // testnet value is here
+    // // mapping(bytes32=>bool) internal checkNodeInfo;
+    // mapping(bytes=>bool) internal checkNodeName;
+    // mapping(bytes=>bool) internal checkNodeEnode;
+    // mapping(bytes32=>bool) internal checkNodeIpPort;
+
+    /**
+     * @dev This empty reserved space is put in place to allow future versions to add new
+     * variables without shifting down storage in the inheritance chain.
+     * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
+     */
+    uint256[46] private __gap;
+
+    function reInit() external reinitializer(2) onlyOwner {
+        unchecked {
+            for (uint256 i = 0; i < getMemberLength(); i++) {
+                Node memory node = nodes[i];
+                checkNodeName[node.name] = true;
+                checkNodeEnode[node.enode] = true;
+                checkNodeIpPort[
+                    keccak256(abi.encodePacked(node.ip, node.port))
+                ] = true;
+            }
+        }
+    }
+
+    function initMigration(
+        address registry,
+        uint256 oldModifiedBlock,
+        address oldOwner
+    ) external override initializer {
+        __ReentrancyGuard_init();
+        __Ownable_init();
+        setRegistry(registry);
+
+        modifiedBlock = oldModifiedBlock;
+        transferOwnership(oldOwner);
+        emit GovDataMigrated(msg.sender);
+    }
+
+    function migrateFromLegacy(
+        address oldGov
+    ) external initializer returns (int256) {
+        __ReentrancyGuard_init();
+        __Ownable_init();
+
+        GovImp ogov = GovImp(oldGov);
+        setRegistry(address(ogov.reg()));
+        modifiedBlock = block.number;
+        transferOwnership(ogov.owner());
+
+        unchecked {
+            for (uint256 i = 1; i <= ogov.getMemberLength(); i++) {
+                stakers[i] = ogov.getMember(i);
+                stakerIdx[stakers[i]] = i;
+                voters[i] = ogov.getVoter(i);
+                voterIdx[voters[i]] = i;
+                rewards[i] = ogov.getReward(i);
+                rewardIdx[rewards[i]] = i;
+                memberLength = i;
+
+                Node memory node;
+                (node.name, node.enode, node.ip, node.port) = ogov.getNode(i);
+                require(
+                    checkNodeInfoChange(
+                        node.name,
+                        node.enode,
+                        node.ip,
+                        node.port,
+                        node
+                    ),
+                    "node info is duplicated"
+                );
+                checkNodeName[node.name] = true;
+                checkNodeEnode[node.enode] = true;
+                checkNodeIpPort[
+                    keccak256(abi.encodePacked(node.ip, node.port))
+                ] = true;
+                nodes[i] = node;
+                nodeIdxFromMember[stakers[i]] = i;
+                nodeToMember[i] = stakers[i];
+                nodeLength = i;
+                lastAddProposalTime[stakers[i]] = ogov.lastAddProposalTime(
+                    stakers[i]
+                );
+            }
+        }
+
+        proposal_time_period = ogov.proposal_time_period();
+
+        ballotLength = ogov.ballotLength();
+        voteLength = ogov.voteLength();
+        ballotInVoting = ogov.getBallotInVoting();
+
+        return 0;
+    }
+}
diff --git a/wemix/governance-contract/contracts/NCPExit.sol b/wemix/governance-contract/contracts/NCPExit.sol
new file mode 100644
index 000000000000..46bf150c2800
--- /dev/null
+++ b/wemix/governance-contract/contracts/NCPExit.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
+import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
+
+contract NCPExit is ERC1967Proxy, IBeacon {
+	constructor(address _imp) ERC1967Proxy(_imp, "") {}
+
+	function implementation() external view override returns (address) {
+		return _implementation();
+	}
+}
diff --git a/wemix/governance-contract/contracts/NCPExitImp.sol b/wemix/governance-contract/contracts/NCPExitImp.sol
new file mode 100644
index 000000000000..5e43460178b7
--- /dev/null
+++ b/wemix/governance-contract/contracts/NCPExitImp.sol
@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+import "./interface/INCPStaking.sol";
+import "./interface/INCPExit.sol";
+import "./interface/IGovStaking.sol";
+import "./GovChecker.sol";
+import "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
+import "@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol";
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+
+contract NCPExitImp is GovChecker, INCPExit, UUPSUpgradeable, ReentrancyGuardUpgradeable {
+	/* =========== STATE VARIABLES ===========*/
+	using AddressUpgradeable for address payable;
+
+	address private _administrator;
+	address private _administratorSetter;
+
+	mapping(address /* ncp address */ => /* user + a */ uint256) private _receivedTotalAmount;
+	mapping(address /* ncp address */ => /* user */ uint256) private _lockedUserBalanceToNCPTotal;
+
+	/* =========== MODIFIERES ===========*/
+	modifier onlyGovStaking() {
+		require(msg.sender == getStakingAddress(), "Only governance staking contract can call this function.");
+		_;
+	}
+
+	modifier onlyNcpStaking() {
+		require(msg.sender == IGovStaking(getStakingAddress()).ncpStaking(), "Only NcpStaking can call this function.");
+		_;
+	}
+
+	modifier onlyAdministrator() {
+		require(msg.sender == _administrator, "Only Administrator can call this function.");
+		_;
+	}
+
+	modifier onlyAdministratorSetter() {
+		require(msg.sender == _administratorSetter, "Caller is not AdministratorSetter.");
+		_;
+	}
+
+	receive() external payable {}
+
+	/* =========== FUNCTIONS ===========*/
+	/// @custom:oz-upgrades-unsafe-allow constructor
+	constructor() {
+		_disableInitializers();
+	}
+	function initialize(address _registry) external initializer {
+		__Ownable_init();
+		__ReentrancyGuard_init();
+		setRegistry(_registry);
+		_administrator = owner();
+		_administratorSetter = owner();
+	}
+
+	function setAdministrator(address _newAdministrator) external override onlyAdministratorSetter {
+		require(_newAdministrator != address(0), "Address should be non-zero");
+		_administrator = _newAdministrator;
+	}
+
+	function setAdministratorSetter(address _newAdministratorSetter) external override onlyAdministratorSetter {
+		require(_newAdministratorSetter != address(0), "Address should be non-zero");
+		_administratorSetter = _newAdministratorSetter;
+	}
+
+	function depositExitAmount(
+		address exitNcp,
+		uint256 totalAmount,
+		uint256 lockedUserBalanceToNCPTotal
+	) external payable override nonReentrant onlyGovStaking {
+		require(totalAmount == msg.value);
+		_receivedTotalAmount[exitNcp] = totalAmount;
+
+		// administrator
+		_lockedUserBalanceToNCPTotal[exitNcp] = lockedUserBalanceToNCPTotal;
+	}
+
+	function withdrawForUser(address exitNcp, address exitUser, uint256 amount) external override nonReentrant onlyNcpStaking {
+		require(_lockedUserBalanceToNCPTotal[exitNcp] >= amount, "_lockedUserBalanceToNCPTotal[exitNcp] >= amount");
+
+		_receivedTotalAmount[exitNcp] = _receivedTotalAmount[exitNcp] - amount;
+		_lockedUserBalanceToNCPTotal[exitNcp] = _lockedUserBalanceToNCPTotal[exitNcp] - amount;
+
+		payable(exitUser).sendValue(amount);
+	}
+
+	function withdrawForAdministrator(address exitNcp, uint256 amount, address to) external override nonReentrant onlyAdministrator {
+		// For admin
+		require(_receivedTotalAmount[exitNcp] - _lockedUserBalanceToNCPTotal[exitNcp] >= amount);
+		_receivedTotalAmount[exitNcp] = _receivedTotalAmount[exitNcp] - amount;
+
+		payable(to).sendValue(amount);
+	}
+
+	function getAvailableAmountForAdministrator(address exitNcp) external view override onlyAdministrator returns (uint256) {
+		// For admin
+		return _receivedTotalAmount[exitNcp] - _lockedUserBalanceToNCPTotal[exitNcp];
+	}
+
+	function upgradeNCPExit(address newImp) external onlyOwner {
+		if (newImp != address(0)) {
+			_authorizeUpgrade(newImp);
+			_upgradeToAndCallUUPS(newImp, new bytes(0), false);
+		}
+	}
+
+	function getLockedUserBalanceToNCPTotal(address exitNcp) external view override returns (uint256) {
+		return _lockedUserBalanceToNCPTotal[exitNcp];
+	}
+
+	function _authorizeUpgrade(address newImplementation) internal override onlyOwner {}
+}
diff --git a/wemix/governance-contract/contracts/Registry.sol b/wemix/governance-contract/contracts/Registry.sol
new file mode 100644
index 000000000000..703e550b7f00
--- /dev/null
+++ b/wemix/governance-contract/contracts/Registry.sol
@@ -0,0 +1,82 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/access/Ownable.sol";
+import "./interface/IRegistry.sol";
+
+/**
+ * @title Registry
+ * @dev Registry Contract used to set domain and permission
+ *      The contracts used by the permissioned user in ShowMe references permission in this contract.
+ *      Not only contract address but also general address can be set in this contract.
+ *      Owner should set domain and permission.
+ */
+contract Registry is Ownable, IRegistry {
+	// "Wemix Registry"
+	uint public magic = 0x57656d6978205265676973747279;
+	uint public modifiedBlock;
+
+	mapping(bytes32 => address) public contracts;
+	mapping(bytes32 => mapping(address => bool)) public permissions;
+
+	event SetContractDomain(address setter, bytes32 indexed name, address indexed addr);
+	event SetPermission(bytes32 indexed _contract, address indexed granted, bool status);
+
+	constructor() Ownable() {}
+
+	/*
+	 * @dev Function to set contract(can be general address) domain
+	 *      Only owner can use this function
+	 * @param _name name
+	 * @param _addr address
+	 * @return A boolean that indicates if the operation was successful.
+	 */
+	function setContractDomain(bytes32 _name, address _addr) public onlyOwner returns (bool success) {
+		require(_addr != address(0x0), "address should be non-zero");
+		contracts[_name] = _addr;
+		modifiedBlock = block.number;
+
+		emit SetContractDomain(msg.sender, _name, _addr);
+		return true;
+	}
+
+	/*
+	 * @dev Function to get contract(can be general address) address
+	 *      Anyone can use this function
+	 * @param _name _name
+	 * @return An address of the _name
+	 */
+	function getContractAddress(bytes32 _name) public view override returns (address addr) {
+		require(contracts[_name] != address(0x0), "address should be non-zero");
+		return contracts[_name];
+	}
+
+	/*
+	 * @dev Function to set permission on contract
+	 *      using modifier 'permissioned' references mapping variable 'permissions'
+	 *      Only owner can use this function
+	 * @param _contract contract name
+	 * @param _granted granted address
+	 * @param _status true = can use, false = cannot use. default is false
+	 * @return A boolean that indicates if the operation was successful.
+	 */
+	function setPermission(bytes32 _contract, address _granted, bool _status) public onlyOwner returns (bool success) {
+		require(_granted != address(0x0), "address should be non-zero");
+		permissions[_contract][_granted] = _status;
+		modifiedBlock = block.number;
+
+		emit SetPermission(_contract, _granted, _status);
+		return true;
+	}
+
+	/*
+	 * @dev Function to get permission on contract
+	 *      using modifier 'permissioned' references mapping variable 'permissions'
+	 * @param _contract contract name
+	 * @param _granted granted address
+	 * @return permission result
+	 */
+	function getPermission(bytes32 _contract, address _granted) public view returns (bool found) {
+		return permissions[_contract][_granted];
+	}
+}
diff --git a/wemix/governance-contract/contracts/Staking.sol b/wemix/governance-contract/contracts/Staking.sol
new file mode 100644
index 000000000000..03c109c5ae8a
--- /dev/null
+++ b/wemix/governance-contract/contracts/Staking.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
+import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
+
+contract Staking is ERC1967Proxy, IBeacon {
+    constructor(address _imp) ERC1967Proxy(_imp, "") {}
+
+    function implementation() external view override returns (address) {
+        return _implementation();
+    }
+}
diff --git a/wemix/governance-contract/contracts/StakingImp.sol b/wemix/governance-contract/contracts/StakingImp.sol
new file mode 100644
index 000000000000..1b99f0209dd9
--- /dev/null
+++ b/wemix/governance-contract/contracts/StakingImp.sol
@@ -0,0 +1,385 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+// import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
+
+import "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
+import "./GovChecker.sol";
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+import "./interface/IEnvStorage.sol";
+import "./interface/IStaking.sol";
+import "./interface/INCPStaking.sol";
+import "./interface/INCPExit.sol";
+
+contract StakingImp is GovChecker, UUPSUpgradeable, ReentrancyGuardUpgradeable, IStaking {
+	//balance of each NCP
+	mapping(address => uint256) private _balance;
+	mapping(address => uint256) private _lockedBalance;
+	uint256 private _totalLockedBalance;
+	bool private revoked;
+
+	//====NXTMeta====//
+	event Staked(address indexed payee, uint256 amount, uint256 total, uint256 available);
+	event Unstaked(address indexed payee, uint256 amount, uint256 total, uint256 available);
+	event Locked(address indexed payee, uint256 amount, uint256 total, uint256 available);
+	event Unlocked(address indexed payee, uint256 amount, uint256 total, uint256 available);
+	event TransferLocked(address indexed payee, uint256 amount, uint256 total, uint256 available);
+	event Revoked(address indexed owner, uint256 amount);
+
+	//====Phase2-Staking====//
+	event DelegateStaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked);
+	event DelegateUnstaked(address indexed payee, uint256 amount, address indexed ncp, uint256 ncpTotalLocked, uint256 userTotalLocked);
+	event NCPAddrChanged(address indexed ncp);
+
+	constructor() {
+		_disableInitializers();
+	}
+
+	function init(address registry, bytes memory data) external initializer {
+		_totalLockedBalance = 0;
+		revoked = false;
+		// _transferOwnership(_msgSender());
+		__ReentrancyGuard_init();
+		__Ownable_init();
+		setRegistry(registry);
+
+		// data is only for test purpose
+		if (data.length == 0) return;
+
+		// []{address, amount}
+		address addr;
+		uint amount;
+		uint ix;
+		uint eix;
+		assembly {
+			ix := add(data, 0x20)
+		}
+		eix = ix + data.length;
+		while (ix < eix) {
+			assembly {
+				addr := mload(ix)
+			}
+			ix += 0x20;
+			require(ix < eix);
+			assembly {
+				amount := mload(ix)
+			}
+			ix += 0x20;
+
+			_balance[addr] = amount;
+		}
+	}
+
+	receive() external payable {
+		revert();
+	}
+
+	/**
+	 * @dev Deposit from a sender.
+	 */
+	function deposit() external payable override nonReentrant notRevoked {
+		require(msg.value > 0, "Deposit amount should be greater than zero");
+
+		_balance[msg.sender] = _balance[msg.sender] + msg.value;
+
+		if (IGov(getGovAddress()).isMember(msg.sender)) {
+			uint256 minimum_staking = IEnvStorage(getEnvStorageAddress()).getStakingMin();
+			//if minimum lock is going higher than current locked value, lock more
+			if (minimum_staking > _lockedBalance[msg.sender] && availableBalanceOf(msg.sender) >= (minimum_staking - _lockedBalance[msg.sender])) {
+				if (ncpStaking != address(0)) {
+					uint256 pid = INCPStaking(ncpStaking).ncpToIdx(msg.sender);
+					if (INCPStaking(ncpStaking).getUserInfo(pid, msg.sender).lastRewardClaimed != 0) {
+						INCPStaking(ncpStaking).ncpDeposit(minimum_staking - _lockedBalance[msg.sender], payable(msg.sender));
+					}
+				}
+				_lock(msg.sender, minimum_staking - _lockedBalance[msg.sender]);
+			}
+		}
+
+		emit Staked(msg.sender, msg.value, _balance[msg.sender], availableBalanceOf(msg.sender));
+	}
+
+	/**
+	 * @dev Withdraw for a sender.
+	 * @param amount The amount of funds will be withdrawn and transferred to.
+	 */
+	function withdraw(uint256 amount) external override nonReentrant notRevoked {
+		require(amount > 0, "Amount should be bigger than zero");
+
+		//if minimum is changed unlock staked value
+		uint256 minimum_staking = IEnvStorage(getEnvStorageAddress()).getStakingMin();
+
+		bool unlockBalance = false;
+		if (lockedBalanceOf(msg.sender) - _lockedUserBalanceToNCPTotal[msg.sender] >= minimum_staking + amount) {
+			_unlock(msg.sender, amount);
+			unlockBalance = true;
+		}
+
+		require(amount <= availableBalanceOf(msg.sender), "Withdraw amount should be equal or less than balance");
+
+		_balance[msg.sender] = _balance[msg.sender] - amount;
+
+		if (ncpStaking != address(0) && unlockBalance) {
+			(bool succ, ) = payable(ncpStaking).call{ value: amount }("");
+			require(succ, "Transfer to NCP staking failed");
+			INCPStaking(ncpStaking).ncpWithdraw(amount, payable(msg.sender));
+		} else {
+			//payable(msg.sender).transfer(amount);
+			(bool succ, ) = payable(msg.sender).call{ value: amount }("");
+			require(succ, "Transfer to sender failed");
+		}
+
+		emit Unstaked(msg.sender, amount, _balance[msg.sender], availableBalanceOf(msg.sender));
+	}
+
+	/**
+	 * @dev Lock fund
+	 * @param payee The address whose funds will be locked.
+	 * @param lockAmount The amount of funds will be locked.
+	 */
+	function lock(address payee, uint256 lockAmount) external override onlyGov {
+		_lock(payee, lockAmount);
+	}
+
+	function lockMore(uint256 lockAmount) external onlyGovStaker {
+		_lock(msg.sender, lockAmount);
+
+		if (ncpStaking != address(0)) {
+			uint256 pid = INCPStaking(ncpStaking).ncpToIdx(msg.sender);
+			if (INCPStaking(ncpStaking).getUserInfo(pid, msg.sender).lastRewardClaimed != 0) {
+				INCPStaking(ncpStaking).ncpDeposit(lockAmount, payable(msg.sender));
+			}
+		}
+	}
+
+	function _lock(address payee, uint256 lockAmount) internal {
+		if (lockAmount == 0) return;
+		require(_balance[payee] >= lockAmount, "Lock amount should be equal or less than balance");
+		require(availableBalanceOf(payee) >= lockAmount, "Insufficient balance that can be locked");
+		uint256 maximum = IEnvStorage(getEnvStorageAddress()).getStakingMax();
+
+		_lockedBalance[payee] = _lockedBalance[payee] + lockAmount;
+		require(_lockedBalance[payee] <= maximum, "Locked balance is larger than max");
+
+		_totalLockedBalance = _totalLockedBalance + lockAmount;
+
+		emit Locked(payee, lockAmount, _balance[payee], availableBalanceOf(payee));
+	}
+
+	/**
+	 * @dev Transfer locked value(slashing, ncpLockMore, ncpUserTotal) to Ecosystem, NCPExit
+	 * @param from The address whose funds will be transfered.
+	 * @param slashing The amount of funds will be transfered.
+	 * @param ext ncpLockMore + ncpUserTotal
+	 */
+	function transferLocked(address from, uint256 slashing, uint256 ext) external override onlyGov {
+		INCPExit ncpExit = INCPExit(getContractAddress(bytes32("NCPExit")));
+
+		// Ecosystem
+		unlock(from, slashing);
+		_balance[from] = _balance[from] - slashing;
+		address ecosystem = getEcosystemAddress();
+		_balance[ecosystem] = _balance[ecosystem] + slashing;
+
+		// NCPLockMore
+		uint256 ncpLockMore = ext - _lockedUserBalanceToNCPTotal[from];
+		unlock(from, ncpLockMore);
+
+		// To NCPExit
+		uint256 transferedBalance = lockedBalanceOf(from);
+		require(
+			transferedBalance >= _lockedUserBalanceToNCPTotal[from],
+			"transferedBalance must be greater than or equal to _lockedUserBalanceToNCPTotal."
+		);
+
+		unlock(from, transferedBalance);
+		_balance[from] = _balance[from] - transferedBalance;
+		ncpExit.depositExitAmount{ value: transferedBalance }(from, transferedBalance, _lockedUserBalanceToNCPTotal[from]);
+		if (ncpStaking != address(0)) {
+			_lockedUserBalanceToNCPTotal[from] = 0;
+			_lockedUserBalanceToNCP[from][ncpStaking] = 0;
+		}
+		emit TransferLocked(from, slashing + transferedBalance, _balance[from], availableBalanceOf(from));
+	}
+
+	/**
+	 * @dev Unlock fund
+	 * @param payee The address whose funds will be unlocked.
+	 * @param unlockAmount The amount of funds will be unlocked.
+	 */
+	function unlock(address payee, uint256 unlockAmount) public override onlyGov {
+		_unlock(payee, unlockAmount);
+	}
+
+	function _unlock(address payee, uint256 unlockAmount) internal {
+		if (unlockAmount == 0) return;
+		require(_lockedBalance[payee] >= unlockAmount, "Unlock amount should be equal or less than balance locked");
+		_lockedBalance[payee] = _lockedBalance[payee] - unlockAmount;
+		_totalLockedBalance = _totalLockedBalance - unlockAmount;
+
+		emit Unlocked(payee, unlockAmount, _balance[payee], availableBalanceOf(payee));
+	}
+
+	function balanceOf(address payee) public view override returns (uint256) {
+		return _balance[payee];
+	}
+
+	function lockedBalanceOf(address payee) public view override returns (uint256) {
+		return _lockedBalance[payee];
+	}
+
+	function availableBalanceOf(address payee) public view override returns (uint256) {
+		return _balance[payee] - _lockedBalance[payee];
+	}
+
+	/**
+	 * @dev Calculate voting weight which range between 0 and 100.
+	 * @param payee The address whose funds were locked.
+	 */
+	function calcVotingWeight(address payee) public view override returns (uint256) {
+		return calcVotingWeightWithScaleFactor(payee, 1e2);
+	}
+
+	/**
+	 * @dev Calculate voting weight with a scale factor.
+	 * @param payee The address whose funds were locked.
+	 * @param factor The scale factor for weight. For instance:
+	 *               if 1e1, result range is between 0 ~ 10
+	 *               if 1e2, result range is between 0 ~ 100
+	 *               if 1e3, result range is between 0 ~ 1000
+	 */
+	function calcVotingWeightWithScaleFactor(address payee, uint32 factor) public view override returns (uint256) {
+		if (_lockedBalance[payee] == 0 || factor == 0) return 0;
+		return (_lockedBalance[payee] * factor) / _totalLockedBalance;
+	}
+
+	function isRevoked() public view returns (bool) {
+		return revoked;
+	}
+
+	modifier notRevoked() {
+		require(!revoked, "Is revoked");
+		_;
+	}
+
+	/**
+	 * @dev Allows the owner to revoke the staking. Funds already staked are returned to the owner
+	 */
+	function revoke() public onlyOwner notRevoked {
+		address contractOwner = owner();
+		uint256 balance = address(this).balance;
+
+		require(balance > 0, "balance = 0");
+
+		payable(contractOwner).transfer(balance);
+		revoked = true;
+
+		emit Revoked(contractOwner, balance);
+	}
+
+	function upgradeStaking(address newImp) external onlyOwner {
+		if (newImp != address(0)) {
+			_authorizeUpgrade(newImp);
+			_upgradeToAndCallUUPS(newImp, new bytes(0), false);
+		}
+	}
+
+	function _authorizeUpgrade(address newImplementation) internal override onlyOwner {}
+
+	/**
+	 * @dev This empty reserved space is put in place to allow future versions to add new
+	 * variables without shifting down storage in the inheritance chain.
+	 * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
+	 */
+	uint256[49] private __gap;
+
+	//Phase2 - Staking
+	mapping(address /* NCP */ => mapping(address /* user */ => uint256 /* amount */)) private _lockedUserBalanceToNCP;
+	mapping(address /* NCP */ => uint256 /* amount */) private _lockedUserBalanceToNCPTotal;
+
+	address public ncpStaking;
+
+	modifier onlyNCPStaking() {
+		require(msg.sender == ncpStaking, "Only NCPStaking contract can call this function");
+		_;
+	}
+
+	function userBalanceOf(address ncp, address user) external view override returns (uint256) {
+		return _lockedUserBalanceToNCP[ncp][user];
+	}
+
+	function userTotalBalanceOf(address ncp) external view override returns (uint256) {
+		return _lockedUserBalanceToNCPTotal[ncp];
+	}
+
+	function getRatioOfUserBalance(address ncp) external view override returns (uint256) {
+		uint256 user = _lockedUserBalanceToNCPTotal[ncp];
+		uint256 locked = _lockedBalance[ncp];
+		if (user == 0 || locked == 0) return 0;
+		return (user * 1e2) / locked;
+	}
+
+	function setNCPStaking(address _ncpStaking) external onlyOwner {
+		require(_ncpStaking != address(0), "NCPStaking is the zero address");
+		ncpStaking = _ncpStaking;
+		emit NCPAddrChanged(_ncpStaking);
+	}
+
+	/**
+	 * @dev Deposit from a user for delegate staking.
+	 */
+	function delegateDepositAndLockMore(address ncp) external payable override nonReentrant notRevoked onlyNCPStaking {
+		require(msg.value > 0, "Deposit amount should be greater than zero");
+		require(IGov(getGovAddress()).isMember(ncp), "NCP should be a member");
+
+		// console.log("delegateDepositAndLockMore: msg.value: %s",ncp);
+
+		uint256 userDepositValue = msg.value;
+		//added value to ncp balance
+		_balance[ncp] = _balance[ncp] + userDepositValue;
+
+		uint256 minimum_staking = IEnvStorage(getEnvStorageAddress()).getStakingMin();
+		uint256 maximum_staking = IEnvStorage(getEnvStorageAddress()).getStakingMax();
+		require(
+			minimum_staking <= _lockedBalance[ncp] && (_lockedBalance[ncp] + userDepositValue) <= maximum_staking,
+			"user should be in staking range"
+		);
+		_lock(ncp, userDepositValue);
+
+		_lockedUserBalanceToNCP[ncp][msg.sender] = _lockedUserBalanceToNCP[ncp][msg.sender] + userDepositValue;
+		_lockedUserBalanceToNCPTotal[ncp] = _lockedUserBalanceToNCPTotal[ncp] + userDepositValue;
+
+		emit DelegateStaked(msg.sender, userDepositValue, ncp, _lockedUserBalanceToNCPTotal[ncp], _lockedUserBalanceToNCP[ncp][msg.sender]);
+	}
+
+	/**
+	 * @dev Withdraw for a user.
+	 * @param amount The amount of funds will be unlocked, withdrawn and transferred to.
+	 */
+	function delegateUnlockAndWithdraw(address ncp, uint256 amount) external override nonReentrant notRevoked onlyNCPStaking {
+		require(amount > 0, "Amount should be bigger than zero");
+		require(IGov(getGovAddress()).isMember(ncp), "NCP should be a member");
+
+		uint256 userWithdrawValue = amount;
+		uint256 minimum_staking = IEnvStorage(getEnvStorageAddress()).getStakingMin();
+		require(
+			userWithdrawValue <= _lockedUserBalanceToNCP[ncp][msg.sender] && lockedBalanceOf(ncp) - userWithdrawValue >= minimum_staking,
+			"Withdraw amount should be equal or less than balance"
+		);
+		_unlock(ncp, userWithdrawValue);
+
+		_balance[ncp] = _balance[ncp] - userWithdrawValue;
+		_lockedUserBalanceToNCP[ncp][msg.sender] = _lockedUserBalanceToNCP[ncp][msg.sender] - userWithdrawValue;
+		_lockedUserBalanceToNCPTotal[ncp] = _lockedUserBalanceToNCPTotal[ncp] - userWithdrawValue;
+
+		// payable(ncpStaking).transfer(userWithdrawValue);
+		(bool succ, ) = payable(ncpStaking).call{ value: userWithdrawValue }("");
+		require(succ, "Transfer to NCP staking failed");
+
+		emit DelegateUnstaked(msg.sender, userWithdrawValue, ncp, _lockedUserBalanceToNCPTotal[ncp], _lockedUserBalanceToNCP[ncp][msg.sender]);
+	}
+
+	function getTotalLockedBalance() external view override returns (uint256) {
+		return _totalLockedBalance;
+	}
+}
diff --git a/wemix/governance-contract/contracts/TestnetGovImp.sol b/wemix/governance-contract/contracts/TestnetGovImp.sol
new file mode 100644
index 000000000000..2d93d42d8816
--- /dev/null
+++ b/wemix/governance-contract/contracts/TestnetGovImp.sol
@@ -0,0 +1,1031 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
+import "./abstract/BallotEnums.sol";
+import "./abstract/EnvConstants.sol";
+import "./abstract/TestnetAGov.sol";
+
+import "./interface/IBallotStorage.sol";
+import "./interface/IEnvStorage.sol";
+import "./interface/IStaking.sol";
+
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+
+contract TestnetGovImp is TestnetAGov, ReentrancyGuardUpgradeable, BallotEnums, EnvConstants, UUPSUpgradeable {
+	enum VariableTypes {
+		Invalid,
+		Int,
+		Uint,
+		Uint2,
+		Uint3,
+		Uint4,
+		Address,
+		Bytes32,
+		Bytes,
+		String
+	}
+
+	address constant ZERO = address(0);
+
+	event MemberAdded(address indexed addr, address indexed voter);
+	event MemberRemoved(address indexed addr, address indexed voter);
+	event MemberChanged(address indexed oldAddr, address indexed newAddr, address indexed newVoter);
+	event EnvChanged(bytes32 envName, uint256 envType, bytes envVal);
+	event MemberUpdated(address indexed addr, address indexed voter);
+	// added for case that ballot's result could not be applicable.
+	event NotApplicable(uint256 indexed ballotId, string reason);
+
+	event SetProposalTimePeriod(uint256 newPeriod);
+
+	struct MemberInfo {
+		address staker;
+		address voter; // voter
+		address reward;
+		bytes name;
+		bytes enode;
+		bytes ip;
+		uint256 port;
+		uint256 lockAmount;
+		bytes memo;
+		uint256 duration;
+	}
+
+	modifier checkLockedAmount() {
+		address staker = getStakerAddr(_msgSender());
+		require(lockedBalanceOf(staker) <= getMaxStaking() && lockedBalanceOf(staker) >= getMinStaking(), "Invalid staking balance");
+		_;
+	}
+
+	modifier checkTimePeriod() {
+		address staker = getStakerAddr(_msgSender());
+		require((block.timestamp - lastAddProposalTime[staker]) >= proposal_time_period, "Cannot add proposal too early");
+		_;
+		lastAddProposalTime[staker] = block.timestamp;
+	}
+
+	modifier checkMemberInfo(MemberInfo memory info) {
+		require(info.voter != ZERO, "Invalid voter");
+		require(info.name.length > 0, "Invalid node name");
+		require(info.ip.length > 0, "Invalid node IP");
+		require(info.port > 0, "Invalid node port");
+		require(info.lockAmount >= getMinStaking() && info.lockAmount <= getMaxStaking(), "Invalid lock Amount");
+		_;
+	}
+
+	/// @custom:oz-upgrades-unsafe-allow constructor
+	constructor() {
+		_disableInitializers();
+	}
+
+	function init(address registry, uint256 lockAmount, bytes memory name, bytes memory enode, bytes memory ip, uint port) public initializer {
+		require(lockAmount > 0, "lockAmount should be more then zero");
+		__ReentrancyGuard_init();
+		__Ownable_init();
+		setRegistry(registry);
+
+		// Lock
+		IStaking staking = IStaking(getStakingAddress());
+		require(staking.availableBalanceOf(msg.sender) >= lockAmount, "Insufficient staking");
+		staking.lock(msg.sender, lockAmount);
+
+		// Add voting member
+		memberLength = 1;
+		voters[memberLength] = msg.sender;
+		voterIdx[msg.sender] = memberLength;
+
+		// Add reward member
+		rewards[memberLength] = msg.sender;
+		rewardIdx[msg.sender] = memberLength;
+
+		stakers[memberLength] = msg.sender;
+		stakerIdx[msg.sender] = memberLength;
+
+		// Add node
+		nodeLength = 1;
+		Node storage node = nodes[nodeLength];
+		node.name = name;
+		node.enode = enode;
+		node.ip = ip;
+		node.port = port;
+		checkNodeName[name] = true;
+		checkNodeEnode[enode] = true;
+
+		checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+		nodeIdxFromMember[msg.sender] = nodeLength;
+		nodeToMember[nodeLength] = msg.sender;
+
+		modifiedBlock = block.number;
+	}
+
+	function initOnce(address registry, uint256 lockAmount, bytes memory data) public initializer {
+		__ReentrancyGuard_init();
+		__Ownable_init();
+		setRegistry(registry);
+
+		// _initialized = true;
+		modifiedBlock = block.number;
+
+		// Lock
+		IStaking staking = IStaking(getStakingAddress());
+
+		require(lockAmount >= getMinStaking() && getMaxStaking() >= lockAmount, "Invalid lock amount");
+
+		// []{uint staker, uint voter, uint reward, bytes name, bytes enode, bytes ip, uint port}
+		// 32 bytes, 32 bytes, 32 bytes, [32 bytes, <data>] * 3, 32 bytes
+		address staker;
+		address voter;
+		address reward;
+		bytes memory name;
+		bytes memory enode;
+		bytes memory ip;
+		uint port;
+		uint idx = 0;
+
+		uint ix;
+		uint eix;
+		assembly {
+			ix := add(data, 0x20)
+		}
+		eix = ix + data.length;
+		while (ix < eix) {
+			assembly {
+				staker := mload(ix)
+			}
+			ix += 0x20;
+			require(ix < eix);
+
+			assembly {
+				voter := mload(ix)
+			}
+			ix += 0x20;
+			require(ix < eix);
+
+			assembly {
+				reward := mload(ix)
+			}
+			ix += 0x20;
+			require(ix < eix);
+
+			assembly {
+				name := ix
+			}
+			ix += 0x20 + name.length;
+			require(ix < eix);
+
+			assembly {
+				enode := ix
+			}
+			ix += 0x20 + enode.length;
+			require(ix < eix);
+
+			assembly {
+				ip := ix
+			}
+			ix += 0x20 + ip.length;
+			require(ix < eix);
+
+			assembly {
+				port := mload(ix)
+			}
+			ix += 0x20;
+
+			idx += 1;
+			require(!isMember(staker) && !isMember(voter) && !isReward(reward), "Already member");
+			voters[idx] = voter;
+			voterIdx[voter] = idx;
+			rewards[idx] = reward;
+			rewardIdx[reward] = idx;
+			stakers[idx] = staker;
+			stakerIdx[staker] = idx;
+
+			require(staking.availableBalanceOf(staker) >= lockAmount, "Insufficient staking");
+
+			require(checkNodeInfoAdd(name, enode, ip, port), "Duplicated node info");
+
+			lock(staker, lockAmount);
+
+			Node storage node = nodes[idx];
+			node.name = name;
+			node.enode = enode;
+			node.ip = ip;
+			node.port = port;
+			// checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+			checkNodeName[name] = true;
+			checkNodeEnode[enode] = true;
+			checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+			nodeToMember[idx] = staker;
+			nodeIdxFromMember[staker] = idx;
+		}
+		memberLength = idx;
+		nodeLength = idx;
+	}
+
+	//Add member address = staker address = voter address
+	function addProposalToAddMember(
+		MemberInfo memory info
+	) external onlyGovMem checkTimePeriod checkLockedAmount checkMemberInfo(info) returns (uint256 ballotIdx) {
+		require(!isMember(info.staker) && !isReward(info.staker), "Already member");
+		require(info.staker == info.voter && info.staker == info.reward, "Staker is not voter");
+		require(checkNodeInfoAdd(info.name, info.enode, info.ip, info.port), "Duplicated node info");
+		ballotIdx = ballotLength + 1;
+		createBallotForMember(
+			ballotIdx, // ballot id
+			uint256(BallotTypes.MemberAdd), // ballot type
+			msg.sender, // creator
+			ZERO, // old staker address
+			info
+		);
+		updateBallotLock(ballotIdx, info.lockAmount);
+		updateBallotMemo(ballotIdx, info.memo);
+		ballotLength = ballotIdx;
+	}
+
+	function addProposalToRemoveMember(
+		address staker,
+		uint256 lockAmount,
+		bytes memory memo,
+		uint256 duration
+	) external onlyGovMem checkTimePeriod checkLockedAmount returns (uint256 ballotIdx) {
+		require(staker != ZERO, "Invalid address");
+		require(isMember(staker), "Non-member");
+		require(getMemberLength() > 1, "Cannot remove a sole member");
+		require(lockedBalanceOf(staker) >= lockAmount, "Insufficient balance that can be unlocked.");
+		ballotIdx = ballotLength + 1;
+
+		MemberInfo memory info = MemberInfo(
+			ZERO, // new staker address
+			ZERO,
+			ZERO,
+			new bytes(0), // new name
+			new bytes(0), // new enode
+			new bytes(0), // new ip
+			0, // new port
+			lockAmount,
+			memo,
+			duration
+		);
+		createBallotForMember(
+			ballotIdx, // ballot id
+			uint256(BallotTypes.MemberRemoval), // ballot type
+			msg.sender,
+			staker,
+			info
+		);
+		updateBallotLock(ballotIdx, lockAmount);
+		updateBallotMemo(ballotIdx, memo);
+		ballotLength = ballotIdx;
+	}
+
+	// voter A, staker A -> voter B, staker B Ok with voting
+	// voter A, staker B -> voter C, staker C Ok with voting
+	// voter A, staker B -> voter A, staker A Ok with voting
+	// voter A call : voter A, staker A -> voter A, staker B X
+	// staker A call : voter A, staker A-> voter B, staker A Ok without voting
+	// only staker A call : voter B, staker A, reward C -> voter B, staker A, reward D Ok without voting only (voter can not change reward)
+	// staker only change own info
+	// voter can propose and vote anything
+	function addProposalToChangeMember(
+		MemberInfo memory newInfo,
+		address oldStaker
+	) external onlyGovMem checkTimePeriod checkLockedAmount checkMemberInfo(newInfo) returns (uint256 ballotIdx) {
+		require(oldStaker != ZERO, "Invalid old Address");
+		require(isMember(oldStaker), "Non-member");
+
+		require(
+			(voters[stakerIdx[oldStaker]] == newInfo.voter ||
+				newInfo.voter == oldStaker ||
+				((!isMember(newInfo.voter)) && !isReward(newInfo.voter))) &&
+				(rewards[stakerIdx[oldStaker]] == newInfo.reward ||
+					newInfo.reward == oldStaker ||
+					((!isMember(newInfo.reward)) && !isReward(newInfo.reward))),
+			"Already a member"
+		);
+
+		ballotIdx = ballotLength + 1;
+		createBallotForMember(
+			ballotIdx, // ballot id
+			uint256(BallotTypes.MemberChange), // ballot type
+			msg.sender, // creator
+			oldStaker, // old staker address
+			newInfo
+		);
+		updateBallotLock(ballotIdx, newInfo.lockAmount);
+		updateBallotMemo(ballotIdx, newInfo.memo);
+		ballotLength = ballotIdx;
+		// 요청자 == 변경할 voting 주소
+		if (msg.sender == oldStaker && oldStaker == newInfo.staker) {
+			(, , uint256 duration) = getBallotPeriod(ballotIdx);
+			startBallot(ballotIdx, block.timestamp, block.timestamp + duration);
+			finalizeVote(ballotIdx, uint256(BallotTypes.MemberChange), true, true);
+		}
+	}
+
+	function addProposalToChangeGov(
+		address newGovAddr,
+		bytes memory memo,
+		uint256 duration
+	) external onlyGovMem checkLockedAmount returns (uint256 ballotIdx) {
+		require(newGovAddr != ZERO, "Implementation cannot be zero");
+		require(newGovAddr != _getImplementation(), "Same contract address");
+		//check newGov has proxiableUUID
+		try IERC1822Proxiable(newGovAddr).proxiableUUID() returns (bytes32 slot) {
+			require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID");
+		} catch {
+			revert("ERC1967Upgrade: new implementation is not UUPS");
+		}
+		ballotIdx = ballotLength + 1;
+		IBallotStorage(getBallotStorageAddress()).createBallotForAddress(
+			ballotLength + 1, // ballot id
+			uint256(BallotTypes.GovernanceChange), // ballot type
+			duration,
+			msg.sender, // creator
+			newGovAddr // new governance address
+		);
+		updateBallotMemo(ballotIdx, memo);
+		ballotLength = ballotIdx;
+	}
+
+	function addProposalToChangeEnv(
+		bytes32 envName,
+		uint256 envType,
+		bytes memory envVal,
+		bytes memory memo,
+		uint256 duration
+	) external onlyGovMem checkTimePeriod checkLockedAmount returns (uint256 ballotIdx) {
+		// require(envName != 0, "Invalid name");
+		require(uint256(VariableTypes.Int) <= envType && envType <= uint256(VariableTypes.String), "Invalid type");
+		require(checkVariableCondition(envName, envVal), "Invalid value");
+
+		ballotIdx = ballotLength + 1;
+		IBallotStorage(getBallotStorageAddress()).createBallotForVariable(
+			ballotIdx, // ballot id
+			uint256(BallotTypes.EnvValChange), // ballot type
+			duration,
+			msg.sender, // creator
+			envName, // env name
+			envType, // env type
+			envVal // env value
+		);
+		updateBallotMemo(ballotIdx, memo);
+		ballotLength = ballotIdx;
+	}
+
+	function vote(uint256 ballotIdx, bool approval) external onlyGovMem nonReentrant checkLockedAmount {
+		// Check if some ballot is in progress
+		require(checkUnfinalized(), "Expired");
+
+		// Check if the ballot can be voted
+		uint256 ballotType = checkVotable(ballotIdx);
+		// Vote
+		createVote(ballotIdx, approval);
+		// Finalize
+		(, uint256 accept, uint256 reject) = getBallotVotingInfo(ballotIdx);
+		uint256 threshold = getThreshold();
+		if (accept >= threshold || reject >= threshold || (accept + reject) == 10000) {
+			finalizeVote(ballotIdx, ballotType, accept > reject, false);
+		}
+	}
+
+	function getMinStaking() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getStakingMin();
+	}
+
+	function getMaxStaking() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getStakingMax();
+	}
+
+	function getMinVotingDuration() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getBallotDurationMin();
+	}
+
+	function getMaxVotingDuration() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getBallotDurationMax();
+	}
+
+	function getThreshold() public pure returns (uint256) {
+		return 5001;
+	} // 50.01% from 5001 of 10000
+
+	function checkUnfinalized() public view returns (bool) {
+		if (ballotInVoting != 0) {
+			(, uint256 state, ) = getBallotState(ballotInVoting);
+			(, uint256 endTime, ) = getBallotPeriod(ballotInVoting);
+			if (state == uint256(BallotStates.InProgress)) {
+				if (endTime < block.timestamp) return false;
+				// require(endTime > block.timestamp, "Expired");
+				// require(ballotIdx == ballotInVoting, "Now in voting with different ballot");
+				// if (endTime < block.timestamp) {
+
+				//     finalizeBallot(ballotInVoting, uint256(BallotStates.Rejected));
+				//     ballotInVoting = 0;
+				//     // console.log("vote is finalized %s", ballotInVoting);
+				// } else if (ballotIdx != ballotInVoting) {
+				//     revert("Now in voting with different ballot");
+				// }
+			}
+		}
+		return true;
+	}
+
+	function finalizeEndedVote() public onlyGovMem {
+		require(!checkUnfinalized(), "Voting is not ended");
+		finalizeBallot(ballotInVoting, uint256(BallotStates.Rejected));
+		ballotInVoting = 0;
+	}
+
+	function checkVotable(uint256 ballotIdx) private returns (uint256) {
+		(uint256 ballotType, uint256 state, ) = getBallotState(ballotIdx);
+		if (state == uint256(BallotStates.Ready)) {
+			require(ballotInVoting == 0, "Now in voting with different ballot");
+			(, , uint256 duration) = getBallotPeriod(ballotIdx);
+			if (duration < getMinVotingDuration()) {
+				startBallot(ballotIdx, block.timestamp, block.timestamp + getMinVotingDuration());
+			} else if (getMaxVotingDuration() < duration) {
+				startBallot(ballotIdx, block.timestamp, block.timestamp + getMaxVotingDuration());
+			} else {
+				startBallot(ballotIdx, block.timestamp, block.timestamp + duration);
+			}
+			ballotInVoting = ballotIdx;
+		} else if (state == uint256(BallotStates.InProgress)) {
+			// Nothing to do
+			require(ballotIdx == ballotInVoting, "Now in voting with different ballot");
+		} else {
+			// canceled
+			revert("Expired");
+		}
+		return ballotType;
+	}
+
+	function createVote(uint256 ballotIdx, bool approval) private {
+		uint256 voteIdx = voteLength + 1;
+		address staker = getStakerAddr(msg.sender);
+		uint256 weight = 10000 / getMemberLength(); //IStaking(getStakingAddress()).calcVotingWeightWithScaleFactor(staker, 10000);
+		uint256 decision = approval ? uint256(DecisionTypes.Accept) : uint256(DecisionTypes.Reject);
+		IBallotStorage(getBallotStorageAddress()).createVote(voteIdx, ballotIdx, staker, decision, weight);
+		voteLength = voteIdx;
+	}
+
+	function finalizeVote(uint256 ballotIdx, uint256 ballotType, bool isAccepted, bool self) private {
+		uint256 ballotState = uint256(BallotStates.Rejected);
+		if (isAccepted) {
+			ballotState = uint256(BallotStates.Accepted);
+
+			if (ballotType == uint256(BallotTypes.MemberAdd)) {
+				if (!addMember(ballotIdx)) {
+					ballotState = uint256(BallotStates.Rejected);
+				}
+			} else if (ballotType == uint256(BallotTypes.MemberRemoval)) {
+				removeMember(ballotIdx);
+			} else if (ballotType == uint256(BallotTypes.MemberChange)) {
+				if (!changeMember(ballotIdx, self)) {
+					ballotState = uint256(BallotStates.Rejected);
+				}
+			} else if (ballotType == uint256(BallotTypes.GovernanceChange)) {
+				changeGov(ballotIdx);
+			} else if (ballotType == uint256(BallotTypes.EnvValChange)) {
+				applyEnv(ballotIdx);
+			}
+		}
+		finalizeBallot(ballotIdx, ballotState);
+		if (!self) ballotInVoting = 0;
+	}
+
+	function fromValidBallot(uint256 ballotIdx, uint256 targetType) private view {
+		(uint256 ballotType, uint256 state, ) = getBallotState(ballotIdx);
+		require(ballotType == targetType, "Invalid voting type");
+		require(state == uint(BallotStates.InProgress), "Invalid voting state");
+		(, uint256 accept, uint256 reject) = getBallotVotingInfo(ballotIdx);
+		require(accept >= getThreshold() || reject >= getThreshold(), "Not yet finalized");
+	}
+
+	function addMember(uint256 ballotIdx) private returns (bool) {
+		fromValidBallot(ballotIdx, uint256(BallotTypes.MemberAdd));
+
+		(
+			,
+			address newStaker,
+			address newVoter,
+			address newReward,
+			bytes memory name,
+			bytes memory enode,
+			bytes memory ip,
+			uint port,
+			uint256 lockAmount
+		) = getBallotMember(ballotIdx);
+		if (isMember(newStaker)) {
+			// new staker is already a member or a voter/
+			emit NotApplicable(ballotIdx, "Already a member");
+			return false;
+		}
+		if (isReward(newReward)) {
+			// new staker is already a member or a voter/
+			emit NotApplicable(ballotIdx, "Already a rewarder");
+			return false;
+		}
+
+		// Lock
+		if (lockAmount < getMinStaking() || getMaxStaking() < lockAmount) {
+			emit NotApplicable(ballotIdx, "Invalid lock amount");
+			return false;
+		}
+
+		if (availableBalanceOf(newStaker) < lockAmount) {
+			emit NotApplicable(ballotIdx, "Insufficient balance that can be locked");
+			return false;
+		}
+
+		if (newStaker != newVoter && newStaker != newReward) {
+			emit NotApplicable(ballotIdx, "Invalid member address");
+			return false;
+		}
+
+		lock(newStaker, lockAmount);
+
+		// Add voting and reward member
+		uint256 nMemIdx = memberLength + 1;
+		voters[nMemIdx] = newVoter;
+		voterIdx[newVoter] = nMemIdx;
+		rewards[nMemIdx] = newReward;
+		rewardIdx[newReward] = nMemIdx;
+		stakers[nMemIdx] = newStaker;
+		stakerIdx[newStaker] = nMemIdx;
+
+		// Add node
+		uint256 nNodeIdx = nodeLength + 1;
+		Node storage node = nodes[nNodeIdx];
+
+		node.name = name;
+		node.enode = enode;
+		node.ip = ip;
+		node.port = port;
+		// checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+		checkNodeName[name] = true;
+		checkNodeEnode[enode] = true;
+		checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+
+		nodeToMember[nNodeIdx] = newStaker;
+		nodeIdxFromMember[newStaker] = nNodeIdx;
+		node.name = name;
+		memberLength = nMemIdx;
+		nodeLength = nNodeIdx;
+		modifiedBlock = block.number;
+		emit MemberAdded(newStaker, newVoter);
+		return true;
+	}
+
+	function removeMember(uint256 ballotIdx) private {
+		fromValidBallot(ballotIdx, uint256(BallotTypes.MemberRemoval));
+
+		(address oldStaker, , , , , , , , uint256 unlockAmount) = getBallotMember(ballotIdx);
+		if (!isMember(oldStaker)) {
+			emit NotApplicable(ballotIdx, "Not already a member");
+			return; // Non-member. it is abnormal case, but passed
+		}
+
+		// Remove voting and reward member
+		uint256 removeIdx = stakerIdx[oldStaker];
+		address endAddr = stakers[memberLength];
+		address oldVoter = voters[removeIdx];
+		address oldReward = rewards[removeIdx];
+
+		if (stakerIdx[oldStaker] != memberLength) {
+			(stakers[removeIdx], stakers[memberLength], stakerIdx[oldStaker], stakerIdx[endAddr]) = (
+				stakers[memberLength],
+				ZERO,
+				0,
+				stakerIdx[oldStaker]
+			);
+			removeIdx = rewardIdx[oldStaker];
+			endAddr = rewards[memberLength];
+			(rewards[removeIdx], rewards[memberLength], rewardIdx[oldReward], rewardIdx[endAddr]) = (
+				rewards[memberLength],
+				ZERO,
+				0,
+				rewardIdx[oldReward]
+			);
+			removeIdx = voterIdx[oldStaker];
+			endAddr = voters[memberLength];
+			(voters[removeIdx], voters[memberLength], voterIdx[oldVoter], voterIdx[endAddr]) = (voters[memberLength], ZERO, 0, voterIdx[oldVoter]);
+		} else {
+			stakers[memberLength] = ZERO;
+			stakerIdx[oldStaker] = 0;
+			rewards[memberLength] = ZERO;
+			rewardIdx[oldReward] = 0;
+			voters[memberLength] = ZERO;
+			voterIdx[oldVoter] = 0;
+		}
+		memberLength = memberLength - 1;
+		// Remove node
+
+		Node storage node = nodes[removeIdx];
+		checkNodeEnode[node.enode] = false;
+		checkNodeName[node.name] = false;
+		checkNodeIpPort[keccak256(abi.encodePacked(node.ip, node.port))] = false;
+		if (nodeIdxFromMember[oldStaker] != nodeLength) {
+			removeIdx = nodeIdxFromMember[oldStaker];
+			endAddr = nodeToMember[nodeLength];
+
+			node.name = nodes[nodeLength].name;
+			node.enode = nodes[nodeLength].enode;
+			node.ip = nodes[nodeLength].ip;
+			node.port = nodes[nodeLength].port;
+
+			nodeToMember[removeIdx] = endAddr;
+			nodeIdxFromMember[endAddr] = removeIdx;
+		}
+		nodeToMember[nodeLength] = ZERO;
+		nodeIdxFromMember[oldStaker] = 0;
+		delete nodes[nodeLength];
+		nodeLength = nodeLength - 1;
+		modifiedBlock = block.number;
+		// Unlock and transfer remained to governance
+		transferLockedAndUnlock(oldStaker, unlockAmount);
+
+		emit MemberRemoved(oldStaker, oldVoter);
+	}
+
+	function checkChangeMember(
+		uint256 ballotIdx,
+		bool self,
+		address oldStaker,
+		address newStaker,
+		address newVoter,
+		address newReward,
+		bytes memory name,
+		bytes memory enode,
+		bytes memory ip,
+		uint256 port,
+		uint256 lockAmount
+	) private returns (bool) {
+		if (!self) {
+			fromValidBallot(ballotIdx, uint256(BallotTypes.MemberChange));
+		}
+
+		if (!isMember(oldStaker)) {
+			emit NotApplicable(ballotIdx, "Old address is not a member");
+			return false; // Non-member. it is abnormal case.
+		}
+
+		//old staker
+		uint256 memberIdx = stakerIdx[oldStaker];
+		if (oldStaker != newStaker) {
+			if (isMember(newStaker)) {
+				emit NotApplicable(ballotIdx, "new address is already a member");
+				return false; // already member. it is abnormal case.
+			}
+			if (newStaker != newVoter && newStaker != newReward) {
+				emit NotApplicable(ballotIdx, "Invalid voter address");
+				return false;
+			}
+			// Lock
+			if (lockAmount < getMinStaking() || getMaxStaking() < lockAmount) {
+				emit NotApplicable(ballotIdx, "Invalid lock amount");
+				return false;
+			}
+			if (availableBalanceOf(newStaker) < lockAmount) {
+				emit NotApplicable(ballotIdx, "Insufficient balance that can be locked");
+				return false;
+			}
+		}
+		// Change node
+		uint256 nodeIdx = nodeIdxFromMember[oldStaker];
+		{
+			Node memory node = nodes[nodeIdx];
+
+			if (
+				//if node info is not same
+				// node info can not duplicate
+				!checkNodeInfoChange(name, enode, ip, port, node)
+			) {
+				emit NotApplicable(ballotIdx, "Duplicated node info");
+				return false;
+			}
+		}
+
+		{
+			address oldReward = rewards[memberIdx];
+			if ((oldStaker != newReward) && (oldReward != newReward) && (isMember(newReward) || isReward(newReward))) {
+				emit NotApplicable(ballotIdx, "Invalid reward address");
+				return false;
+			}
+		}
+		{
+			address oldVoter = voters[memberIdx];
+			if ((oldStaker != newVoter) && (oldVoter != newVoter) && (isMember(newVoter) || isReward(newVoter))) {
+				emit NotApplicable(ballotIdx, "Invalid voters address");
+				return false;
+			}
+		}
+		return true;
+	}
+
+	// isMember=> isStaker and isVoter
+	// vote => onlyVoter, staker can change voter without voting, default = staker == voter
+	// voter can change staker with voting.(changeMember)
+	function changeMember(uint256 ballotIdx, bool self) private returns (bool) {
+		if (!self) {
+			fromValidBallot(ballotIdx, uint256(BallotTypes.MemberChange));
+		}
+
+		(
+			address oldStaker,
+			address newStaker,
+			address newVoter,
+			address newReward,
+			bytes memory name,
+			bytes memory enode,
+			bytes memory ip,
+			uint port,
+			uint256 lockAmount
+		) = getBallotMember(ballotIdx);
+		if (!isMember(oldStaker)) {
+			emit NotApplicable(ballotIdx, "Old address is not a member");
+			return false; // Non-member. it is abnormal case.
+		}
+
+		if (!checkChangeMember(ballotIdx, self, oldStaker, newStaker, newVoter, newReward, name, enode, ip, port, lockAmount)) return false;
+
+		//old staker
+		uint256 memberIdx = stakerIdx[oldStaker];
+		if (oldStaker != newStaker) {
+			// Change member
+			stakers[memberIdx] = newStaker;
+			stakerIdx[newStaker] = memberIdx;
+			stakerIdx[oldStaker] = 0;
+
+			lock(newStaker, lockAmount);
+		}
+		// Change node
+		uint256 nodeIdx = nodeIdxFromMember[oldStaker];
+		{
+			Node storage node = nodes[nodeIdx];
+
+			checkNodeName[node.name] = false;
+			checkNodeEnode[node.enode] = false;
+			checkNodeIpPort[keccak256(abi.encodePacked(node.ip, node.port))] = false;
+
+			node.name = name;
+			node.enode = enode;
+			node.ip = ip;
+			node.port = port;
+			modifiedBlock = block.number;
+			// checkNodeInfo[getNodeInfoHash(enode, ip, port)] = true;
+			checkNodeName[name] = true;
+			checkNodeEnode[enode] = true;
+			checkNodeIpPort[keccak256(abi.encodePacked(ip, port))] = true;
+		}
+
+		{
+			address oldReward = rewards[memberIdx];
+			if (oldReward != newReward) {
+				rewards[memberIdx] = newReward;
+				rewardIdx[newReward] = memberIdx;
+				rewardIdx[oldReward] = 0;
+			}
+		}
+		{
+			address oldVoter = voters[memberIdx];
+			if (oldVoter != newVoter) {
+				voters[memberIdx] = newVoter;
+				voterIdx[newVoter] = memberIdx;
+				voterIdx[oldVoter] = 0;
+			}
+		}
+
+		if (oldStaker != newStaker) {
+			nodeToMember[nodeIdx] = newStaker;
+			nodeIdxFromMember[newStaker] = nodeIdx;
+			nodeIdxFromMember[oldStaker] = 0;
+
+			// Unlock and transfer remained to governance
+			transferLockedAndUnlock(oldStaker, lockAmount);
+
+			emit MemberChanged(oldStaker, newStaker, newVoter);
+		} else {
+			emit MemberUpdated(oldStaker, newStaker);
+		}
+		return true;
+	}
+
+	function changeGov(uint256 ballotIdx) private {
+		fromValidBallot(ballotIdx, uint256(BallotTypes.GovernanceChange));
+
+		address newImp = IBallotStorage(getBallotStorageAddress()).getBallotAddress(ballotIdx);
+		if (newImp != ZERO) {
+			_authorizeUpgrade(newImp);
+			_upgradeToAndCallUUPS(newImp, new bytes(0), false);
+			modifiedBlock = block.number;
+		}
+	}
+
+	function applyEnv(uint256 ballotIdx) private {
+		fromValidBallot(ballotIdx, uint256(BallotTypes.EnvValChange));
+
+		(bytes32 envKey, uint256 envType, bytes memory envVal) = IBallotStorage(getBallotStorageAddress()).getBallotVariable(ballotIdx);
+
+		IEnvStorage envStorage = IEnvStorage(getEnvStorageAddress());
+		envStorage.setVariable(envKey, envVal);
+		modifiedBlock = block.number;
+
+		emit EnvChanged(envKey, envType, envVal);
+	}
+
+	//------------------ Code reduction for creation gas
+	function createBallotForMember(uint256 id, uint256 bType, address creator, address oAddr, MemberInfo memory info) private {
+		IBallotStorage(getBallotStorageAddress()).createBallotForMember(
+			id, // ballot id
+			bType, // ballot type
+			info.duration,
+			creator, // creator
+			oAddr, // old member address
+			info.staker, // new member address
+			info.voter, // old staker address
+			info.reward, // new staker address
+			info.name, // new name
+			info.enode, // new enode
+			info.ip, // new ip
+			info.port // new port
+		);
+	}
+
+	function updateBallotLock(uint256 id, uint256 amount) private {
+		IBallotStorage(getBallotStorageAddress()).updateBallotMemberLockAmount(id, amount);
+	}
+
+	function updateBallotMemo(uint256 id, bytes memory memo) private {
+		IBallotStorage(getBallotStorageAddress()).updateBallotMemo(id, memo);
+	}
+
+	function startBallot(uint256 id, uint256 s, uint256 e) private {
+		IBallotStorage(getBallotStorageAddress()).startBallot(id, s, e);
+	}
+
+	function finalizeBallot(uint256 id, uint256 state) private {
+		IBallotStorage(getBallotStorageAddress()).finalizeBallot(id, state);
+	}
+
+	function getBallotState(uint256 id) private view returns (uint256, uint256, bool) {
+		return IBallotStorage(getBallotStorageAddress()).getBallotState(id);
+	}
+
+	function getBallotPeriod(uint256 id) private view returns (uint256, uint256, uint256) {
+		return IBallotStorage(getBallotStorageAddress()).getBallotPeriod(id);
+	}
+
+	function getBallotVotingInfo(uint256 id) private view returns (uint256, uint256, uint256) {
+		return IBallotStorage(getBallotStorageAddress()).getBallotVotingInfo(id);
+	}
+
+	function getBallotMember(
+		uint256 id
+	) private view returns (address, address, address, address, bytes memory, bytes memory, bytes memory, uint256, uint256) {
+		return IBallotStorage(getBallotStorageAddress()).getBallotMember(id);
+	}
+
+	function lock(address addr, uint256 amount) private {
+		IStaking(getStakingAddress()).lock(addr, amount);
+	}
+
+	function unlock(address addr, uint256 amount) private {
+		IStaking(getStakingAddress()).unlock(addr, amount);
+	}
+
+	function transferLockedAndUnlock(address addr, uint256 unlockAmount) private {
+		IStaking staking = IStaking(getStakingAddress());
+		uint256 locked = staking.lockedBalanceOf(addr);
+		if (locked > unlockAmount) {
+			staking.transferLocked(addr, locked - unlockAmount);
+			unlock(addr, unlockAmount);
+		} else {
+			unlock(addr, locked);
+		}
+	}
+
+	function lockedBalanceOf(address addr) private view returns (uint256) {
+		// IStaking staking = IStaking(getStakingAddress()).lockedBalanceOf(addr);
+		return IStaking(getStakingAddress()).lockedBalanceOf(addr);
+	}
+
+	function availableBalanceOf(address addr) private view returns (uint256) {
+		return IStaking(getStakingAddress()).availableBalanceOf(addr);
+	}
+
+	//------------------ Code reduction end
+
+	//====NXTMeta=====/
+
+	function _authorizeUpgrade(address newImplementation) internal override onlyGovMem {}
+
+	function checkVariableCondition(bytes32 envKey, bytes memory envVal) internal view returns (bool) {
+		return IEnvStorage(getEnvStorageAddress()).checkVariableCondition(envKey, envVal);
+	}
+
+	function getStakerAddr(address _addr) public view returns (address staker) {
+		if (isStaker(_addr)) staker = _addr;
+		else if (isVoter(_addr)) staker = stakers[voterIdx[_addr]];
+	}
+
+	function setProposalTimePeriod(uint256 newPeriod) external onlyOwner {
+		require(newPeriod < 1 hours, "newPeriod is too long");
+		proposal_time_period = newPeriod;
+		emit SetProposalTimePeriod(newPeriod);
+	}
+
+	function checkNodeInfoAdd(bytes memory name, bytes memory enode, bytes memory ip, uint port) internal view returns (bool check) {
+		//Enode can not be duplicated
+		//IP:port can not be duplicated
+		//Name can not be duplicated
+		check = true;
+		if (checkNodeEnode[enode]) check = false;
+		if (checkNodeName[name]) check = false;
+
+		bytes32 hvalue = keccak256(abi.encodePacked(ip, port));
+		if (checkNodeIpPort[hvalue]) check = false;
+	}
+
+	function checkNodeInfoChange(
+		bytes memory name,
+		bytes memory enode,
+		bytes memory ip,
+		uint port,
+		Node memory nodeInfo
+	) internal view returns (bool check) {
+		//Enode can not be duplicated
+		//IP:port can not be duplicated
+		//Name can not be duplicated
+		check = true;
+		if ((keccak256(nodeInfo.enode) != keccak256(enode) && checkNodeEnode[enode])) check = false;
+		if ((keccak256(nodeInfo.name) != keccak256(name) && checkNodeName[name])) check = false;
+
+		bytes32 hvalue = keccak256(abi.encodePacked(ip, port));
+		if ((keccak256(abi.encodePacked(nodeInfo.ip, nodeInfo.port)) != hvalue && checkNodeIpPort[hvalue])) check = false;
+	}
+
+	uint256 public proposal_time_period;
+	mapping(address => uint256) public lastAddProposalTime;
+
+	//For a node duplicate check
+	// testnet value is here
+	// mapping(bytes32=>bool) internal checkNodeInfo;
+	mapping(bytes => bool) internal checkNodeName;
+	mapping(bytes => bool) internal checkNodeEnode;
+	mapping(bytes32 => bool) internal checkNodeIpPort;
+
+	/**
+	 * @dev This empty reserved space is put in place to allow future versions to add new
+	 * variables without shifting down storage in the inheritance chain.
+	 * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
+	 */
+	uint256[46] private __gap;
+
+	function reInit() external reinitializer(2) onlyOwner {
+		unchecked {
+			for (uint256 i = 0; i < getMemberLength(); i++) {
+				Node memory node = nodes[i];
+				checkNodeName[node.name] = true;
+				checkNodeEnode[node.enode] = true;
+				checkNodeIpPort[keccak256(abi.encodePacked(node.ip, node.port))] = true;
+			}
+		}
+	}
+
+	function reInitV3(uint256[] memory indices, address[] memory newRewards) external reinitializer(3) onlyOwner {
+		unchecked {
+			for (uint256 i = 0; i < indices.length; i++) {
+				address oldReward = rewards[i];
+				address newReward = newRewards[i - 1];
+				rewards[i] = newReward;
+				rewardIdx[newReward] = i;
+				rewardIdx[oldReward] = 0;
+			}
+		}
+		//for the testnet
+		checkNodeName[nodes[40].name] = true;
+		checkNodeEnode[nodes[40].enode] = true;
+		checkNodeIpPort[keccak256(abi.encodePacked(nodes[40].ip, nodes[40].port))] = true;
+	}
+
+	function maigration(address newGov) external onlyOwner {
+		IGov(newGov).initMigration(address(reg), modifiedBlock, owner());
+		unchecked {
+			for (uint256 i = 1; i < getMemberLength() + 1; i++) {
+				IGov(newGov).setMembersForMigration(
+					i,
+					stakers[i],
+					voters[i],
+					rewards[i],
+					lastAddProposalTime[stakers[i]],
+					nodes[i].name,
+					nodes[i].enode,
+					nodes[i].ip,
+					nodes[i].port
+				);
+			}
+		}
+		IGov(newGov).setBallotForMigration(ballotLength, voteLength, ballotInVoting);
+		IGov(newGov).setProposalTimePeriodForMigration(proposal_time_period);
+	}
+}
diff --git a/wemix/governance-contract/contracts/abigen.go b/wemix/governance-contract/contracts/abigen.go
new file mode 100644
index 000000000000..f968434ae0f1
--- /dev/null
+++ b/wemix/governance-contract/contracts/abigen.go
@@ -0,0 +1,51 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"path/filepath"
+
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+	compile "github.com/ethereum/go-ethereum/wemix/governance-contract"
+)
+
+const pkg string = "gov"
+
+var (
+	rootFlag = flag.String("root", "../contracts", "")
+)
+
+func main() {
+	flag.Parse()
+	root := *rootFlag
+	outDir := filepath.Join(root, "../../bind")
+	if contracts, err := compile.Compile(root,
+		filepath.Join(root, "Registry.sol"),
+		filepath.Join(root, "Gov.sol"),
+		filepath.Join(root, "GovImp.sol"),
+		filepath.Join(root, "NCPExit.sol"),
+		filepath.Join(root, "NCPExitImp.sol"),
+		filepath.Join(root, "Staking.sol"),
+		filepath.Join(root, "StakingImp.sol"),
+		filepath.Join(root, "storage", "BallotStorage.sol"),
+		filepath.Join(root, "storage", "BallotStorageImp.sol"),
+		filepath.Join(root, "storage", "EnvStorage.sol"),
+		filepath.Join(root, "storage", "EnvStorageImp.sol"),
+	); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_registry_abi.go"), gov.REGISTRY); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_gov_abi.go"), gov.GOV, gov.GOV_IMP); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_ncpExit_abi.go"), gov.NCPEXIT, gov.NCPEXIT_IMP); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_staking_abi.go"), gov.STAKING, gov.STAKING_IMP); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_ballotStorage_abi.go"), gov.BALLOTSTORAGE, gov.BALLOTSTORAGE_IMP); err != nil {
+		panic(err)
+	} else if err := contracts.BindContracts(pkg, filepath.Join(outDir, "gen_envStorage_abi.go"), gov.ENVSTORAGE, gov.ENVSTORAGE_IMP); err != nil {
+		panic(err)
+	} else {
+		fmt.Println("success!")
+	}
+}
diff --git a/wemix/governance-contract/contracts/abstract/AEnvStorage.sol b/wemix/governance-contract/contracts/abstract/AEnvStorage.sol
new file mode 100644
index 000000000000..2d238c6884e2
--- /dev/null
+++ b/wemix/governance-contract/contracts/abstract/AEnvStorage.sol
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "../GovChecker.sol";
+import "../storage/EternalStorage.sol";
+
+abstract contract AEnvStorage is EternalStorage, GovChecker {
+	event StringVarableChanged(bytes32 indexed _name, string _value);
+
+	event UintVarableChanged(bytes32 indexed _name, uint _value);
+
+	event IntVarableChanged(bytes32 indexed _name, int _value);
+
+	event AddressVarableChanged(bytes32 indexed _name, address _value);
+
+	event Bytes32VarableChanged(bytes32 indexed _name, bytes32 _value);
+
+	event BytesVarableChanged(bytes32 indexed _name, bytes _value);
+
+	event VarableChanged(bytes32 indexed _name, uint256 indexed _type, string _value);
+
+	/**
+	 * @dev Allows the owner to set a value for a int variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setInt(bytes32 h, int256 v) internal {
+		_setInt(h, v);
+		emit IntVarableChanged(h, v);
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a boolean variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setUint(bytes32 h, uint256 v) internal {
+		_setUint(h, v);
+		emit UintVarableChanged(h, v);
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a address variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setAddress(bytes32 h, address v) internal {
+		_setAddress(h, v);
+		emit AddressVarableChanged(h, v);
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a string variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setString(bytes32 h, string memory v) internal {
+		_setString(h, v);
+		emit StringVarableChanged(h, v);
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a bytes variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setBytes(bytes32 h, bytes memory v) internal {
+		_setBytes(h, v);
+		emit BytesVarableChanged(h, v);
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a bytes32 variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function setBytes32(bytes32 h, bytes32 v) internal {
+		_setBytes32(h, v);
+		emit Bytes32VarableChanged(h, v);
+	}
+
+	// mapping(bytes32 => Variable) internal s;
+
+	// /**
+	// * @dev Add a new variable .
+	// * @param _h The keccak256 hash of the variable name
+	// * @param _t The type of value
+	// * @param _v The value to be stored
+	// */
+	// function _add(bytes32 _h, uint256 _t, string _v) internal  {
+	//     require(s[_h]._name == "","not found");
+	//     s[_h] = Variable(_h,_t,_v);
+	//     emit VarableAdded(_h,_t,_v);
+	// }
+	// /**
+	// * @dev Update a new variable .
+	// * @param _h The keccak256 hash of the variable name
+	// * @param _t The type of value
+	// * @param _v The value to be stored
+	// */
+	// function _change(bytes32 _h, uint256 _t, string _v) internal {
+	//     require(s[_h]._name == _h,"not found");
+	//     Variable storage v = s[_h];
+	//     v._name = _h;
+	//     v._type = _t;
+	//     v._value = _v;
+	//     emit VarableChanged(_h,_t,_v);
+
+	// }
+	// /**
+	// * @dev Get the type & value stored of a string variable by the hash name
+	// * @param _h The keccak256 hash of the variable name
+	// */
+	// function get(bytes32 _h) public view returns (uint256 varType, string varVal){
+	//     //require(s[_h]._name == _h,"not found");
+	//     return (s[_h]._type, s[_h]._value);
+	// }
+	// /**
+	// * @dev Get the type stored of a string variable by the hash name
+	// * @param _h The keccak256 hash of the variable name
+	// */
+	// function getType(bytes32 _h) public view returns (uint256){
+	//     require(s[_h]._name == _h,"not found");
+	//     return s[_h]._type;
+	// }
+	// /**
+	// * @dev Get the value stored of a string variable by the hash name
+	// * @param _h The keccak256 hash of the variable name
+	// */
+	// function getValue(bytes32 _h) public view returns (string){
+	//     require(s[_h]._name == _h,"not found");
+	//     return s[_h]._value;
+	// }
+}
diff --git a/wemix/governance-contract/contracts/abstract/AGov.sol b/wemix/governance-contract/contracts/abstract/AGov.sol
new file mode 100644
index 000000000000..765e5f1c480b
--- /dev/null
+++ b/wemix/governance-contract/contracts/abstract/AGov.sol
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "../interface/IStaking.sol";
+import "../interface/IGov.sol";
+import "../GovChecker.sol";
+
+abstract contract AGov is GovChecker, IGov {
+	uint public modifiedBlock;
+
+	// For voting member
+	mapping(uint256 => address) internal voters;
+	mapping(address => uint256) public voterIdx;
+	uint256 internal memberLength;
+
+	// For reward member
+	mapping(uint256 => address) internal rewards;
+	mapping(address => uint256) public rewardIdx;
+
+	//For staking member
+	mapping(uint256 => address) internal stakers;
+	mapping(address => uint256) public stakerIdx;
+
+	//For a node duplicate check
+	// mainnet value is here
+	// mapping(bytes32=>bool) internal checkNodeInfo;
+	mapping(bytes => bool) internal checkNodeName;
+	mapping(bytes => bool) internal checkNodeEnode;
+	mapping(bytes32 => bool) internal checkNodeIpPort;
+
+	// For enode
+	struct Node {
+		bytes name;
+		bytes enode;
+		bytes ip;
+		uint port;
+	}
+
+	mapping(uint256 => Node) internal nodes;
+	mapping(address => uint256) internal nodeIdxFromMember;
+	mapping(uint256 => address) internal nodeToMember;
+	uint256 internal nodeLength;
+
+	// For ballot
+	uint256 public ballotLength;
+	uint256 public voteLength;
+	uint256 internal ballotInVoting;
+
+	function isReward(address addr) public view override returns (bool) {
+		return (rewardIdx[addr] != 0);
+	}
+	function isVoter(address addr) public view override returns (bool) {
+		return (voterIdx[addr] != 0);
+	}
+	function isStaker(address addr) public view override returns (bool) {
+		return (stakerIdx[addr] != 0);
+	}
+	function isMember(address addr) public view override returns (bool) {
+		return (isStaker(addr) || isVoter(addr));
+	}
+	function getMember(uint256 idx) public view override returns (address) {
+		return stakers[idx];
+	}
+	function getMemberLength() public view override returns (uint256) {
+		return memberLength;
+	}
+	function getReward(uint256 idx) public view override returns (address) {
+		return rewards[idx];
+	}
+	function getNodeIdxFromMember(address addr) public view override returns (uint256) {
+		return nodeIdxFromMember[addr];
+	}
+	function getMemberFromNodeIdx(uint256 idx) public view override returns (address) {
+		return nodeToMember[idx];
+	}
+	function getNodeLength() public view override returns (uint256) {
+		return nodeLength;
+	}
+	//====NxtMeta=====/
+	function getVoter(uint256 idx) public view override returns (address) {
+		return voters[idx];
+	}
+
+	function getNode(uint256 idx) public view override returns (bytes memory name, bytes memory enode, bytes memory ip, uint port) {
+		return (nodes[idx].name, nodes[idx].enode, nodes[idx].ip, nodes[idx].port);
+	}
+
+	function getBallotInVoting() public view override returns (uint256) {
+		return ballotInVoting;
+	}
+}
diff --git a/wemix/governance-contract/contracts/abstract/BallotEnums.sol b/wemix/governance-contract/contracts/abstract/BallotEnums.sol
new file mode 100644
index 000000000000..6cabd9c33957
--- /dev/null
+++ b/wemix/governance-contract/contracts/abstract/BallotEnums.sol
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+contract BallotEnums {
+	enum BallotStates {
+		Invalid,
+		Ready,
+		InProgress,
+		Accepted,
+		Rejected,
+		Canceled
+	}
+
+	enum DecisionTypes {
+		Invalid,
+		Accept,
+		Reject
+	}
+
+	enum BallotTypes {
+		Invalid,
+		MemberAdd, // new Member Address, new Node id, new Node ip, new Node port
+		MemberRemoval, // old Member Address
+		MemberChange, // Old Member Address, New Member Address, new Node id, New Node ip, new Node port
+		GovernanceChange, // new Governace Impl Address
+		EnvValChange // Env variable name, type , value
+	}
+}
diff --git a/wemix/governance-contract/contracts/abstract/EnvConstants.sol b/wemix/governance-contract/contracts/abstract/EnvConstants.sol
new file mode 100644
index 000000000000..db5026caa1cb
--- /dev/null
+++ b/wemix/governance-contract/contracts/abstract/EnvConstants.sol
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+contract EnvConstants {
+    bytes32 public constant BLOCKS_PER_NAME = keccak256("blocksPer");
+
+    bytes32 public constant BALLOT_DURATION_MIN_NAME =
+        keccak256("ballotDurationMin");
+
+    bytes32 public constant BALLOT_DURATION_MAX_NAME =
+        keccak256("ballotDurationMax");
+
+    bytes32 public constant STAKING_MIN_NAME = keccak256("stakingMin");
+
+    bytes32 public constant STAKING_MAX_NAME = keccak256("stakingMax");
+
+    bytes32 public constant MAX_IDLE_BLOCK_INTERVAL_NAME =
+        keccak256("MaxIdleBlockInterval");
+
+    //=======NXTMeta========/
+
+    bytes32 public constant BALLOT_DURATION_MIN_MAX_NAME =
+        keccak256("ballotDurationMinMax");
+    bytes32 public constant STAKING_MIN_MAX_NAME = keccak256("stakingMinMax");
+
+    bytes32 public constant BLOCK_CREATION_TIME_NAME =
+        keccak256("blockCreationTime");
+    bytes32 public constant BLOCK_REWARD_AMOUNT_NAME =
+        keccak256("blockRewardAmount");
+    // unit = gwei
+    bytes32 public constant MAX_PRIORITY_FEE_PER_GAS_NAME =
+        keccak256("maxPriorityFeePerGas");
+
+    bytes32 public constant BLOCK_REWARD_DISTRIBUTION_METHOD_NAME =
+        keccak256("blockRewardDistribution");
+    bytes32 public constant BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME =
+        keccak256("blockRewardDistributionBlockProducer");
+    bytes32 public constant BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME =
+        keccak256("blockRewardDistributionStakingReward");
+    bytes32 public constant BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME =
+        keccak256("blockRewardDistributionEcosystem");
+    bytes32 public constant BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME =
+        keccak256("blockRewardDistributionMaintenance");
+
+    bytes32 public constant GASLIMIT_AND_BASE_FEE_NAME =
+        keccak256("gasLimitAndBaseFee");
+    bytes32 public constant BLOCK_GASLIMIT_NAME = keccak256("blockGasLimit");
+    bytes32 public constant BASE_FEE_MAX_CHANGE_RATE_NAME =
+        keccak256("baseFeeMaxChangeRate");
+    bytes32 public constant GAS_TARGET_PERCENTAGE_NAME =
+        keccak256("gasTargetPercentage");
+
+    bytes32 public constant MAX_BASE_FEE_NAME = keccak256("maxBaseFee");
+
+    uint256 public constant DENOMINATOR = 10000;
+}
diff --git a/wemix/governance-contract/contracts/abstract/TestnetAGov.sol b/wemix/governance-contract/contracts/abstract/TestnetAGov.sol
new file mode 100644
index 000000000000..22344f55ce5f
--- /dev/null
+++ b/wemix/governance-contract/contracts/abstract/TestnetAGov.sol
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "../interface/IStaking.sol";
+import "../interface/ITestnetGov.sol";
+import "../GovChecker.sol";
+
+abstract contract TestnetAGov is GovChecker, ITestnetGov {
+	uint public modifiedBlock;
+
+	// For voting member
+	mapping(uint256 => address) internal voters;
+	mapping(address => uint256) public voterIdx;
+	uint256 internal memberLength;
+
+	// For reward member
+	mapping(uint256 => address) internal rewards;
+	mapping(address => uint256) public rewardIdx;
+
+	//For staking member
+	mapping(uint256 => address) internal stakers;
+	mapping(address => uint256) public stakerIdx;
+
+	//For a node duplicate check
+	// mainnet value is here
+	// mapping(bytes32=>bool) internal checkNodeInfo;
+	// mapping(bytes=>bool) internal checkNodeName;
+	// mapping(bytes=>bool) internal checkNodeEnode;
+	// mapping(bytes32=>bool) internal checkNodeIpPort;
+
+	// For enode
+	struct Node {
+		bytes name;
+		bytes enode;
+		bytes ip;
+		uint port;
+	}
+
+	mapping(uint256 => Node) internal nodes;
+	mapping(address => uint256) internal nodeIdxFromMember;
+	mapping(uint256 => address) internal nodeToMember;
+	uint256 internal nodeLength;
+
+	// For ballot
+	uint256 public ballotLength;
+	uint256 public voteLength;
+	uint256 internal ballotInVoting;
+
+	function isReward(address addr) public view override returns (bool) {
+		return (rewardIdx[addr] != 0);
+	}
+	function isVoter(address addr) public view override returns (bool) {
+		return (voterIdx[addr] != 0);
+	}
+	function isStaker(address addr) public view override returns (bool) {
+		return (stakerIdx[addr] != 0);
+	}
+	function isMember(address addr) public view override returns (bool) {
+		return (isStaker(addr) || isVoter(addr));
+	}
+	function getMember(uint256 idx) public view override returns (address) {
+		return stakers[idx];
+	}
+	function getMemberLength() public view override returns (uint256) {
+		return memberLength;
+	}
+	function getReward(uint256 idx) public view override returns (address) {
+		return rewards[idx];
+	}
+	function getNodeIdxFromMember(address addr) public view override returns (uint256) {
+		return nodeIdxFromMember[addr];
+	}
+	function getMemberFromNodeIdx(uint256 idx) public view override returns (address) {
+		return nodeToMember[idx];
+	}
+	function getNodeLength() public view override returns (uint256) {
+		return nodeLength;
+	}
+	//====NxtMeta=====/
+	function getVoter(uint256 idx) public view override returns (address) {
+		return voters[idx];
+	}
+
+	function getNode(uint256 idx) public view override returns (bytes memory name, bytes memory enode, bytes memory ip, uint port) {
+		return (nodes[idx].name, nodes[idx].enode, nodes[idx].ip, nodes[idx].port);
+	}
+
+	function getBallotInVoting() public view override returns (uint256) {
+		return ballotInVoting;
+	}
+}
diff --git a/wemix/governance-contract/contracts/interface/IBallotStorage.sol b/wemix/governance-contract/contracts/interface/IBallotStorage.sol
new file mode 100644
index 000000000000..3636f6b1c9cb
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IBallotStorage.sol
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IBallotStorage {
+	function createBallotForMember(
+		uint256,
+		uint256,
+		uint256,
+		address,
+		address,
+		address,
+		address,
+		address,
+		bytes memory,
+		bytes memory,
+		bytes memory,
+		uint
+	) external;
+
+	function createBallotForAddress(uint256, uint256, uint256, address, address) external returns (uint256);
+	function createBallotForVariable(uint256, uint256, uint256, address, bytes32, uint256, bytes memory) external returns (uint256);
+	function createBallotForExit(uint256, uint256, uint256) external;
+	function createVote(uint256, uint256, address, uint256, uint256) external;
+	function finalizeBallot(uint256, uint256) external;
+	function startBallot(uint256, uint256, uint256) external;
+	function updateBallotMemo(uint256, bytes memory) external;
+	function updateBallotDuration(uint256, uint256) external;
+	function updateBallotMemberLockAmount(uint256, uint256) external;
+
+	function getBallotPeriod(uint256) external view returns (uint256, uint256, uint256);
+	function getBallotVotingInfo(uint256) external view returns (uint256, uint256, uint256);
+	function getBallotState(uint256) external view returns (uint256, uint256, bool);
+
+	function getBallotBasic(
+		uint256
+	) external view returns (uint256, uint256, uint256, address, bytes memory, uint256, uint256, uint256, uint256, bool, uint256);
+
+	function getBallotMember(
+		uint256
+	) external view returns (address, address, address, address, bytes memory, bytes memory, bytes memory, uint256, uint256);
+	function getBallotAddress(uint256) external view returns (address);
+	function getBallotVariable(uint256) external view returns (bytes32, uint256, bytes memory);
+	function getBallotForExit(uint256) external view returns (uint256, uint256);
+}
diff --git a/wemix/governance-contract/contracts/interface/IEnvStorage.sol b/wemix/governance-contract/contracts/interface/IEnvStorage.sol
new file mode 100644
index 000000000000..b7e5aa8fb8a1
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IEnvStorage.sol
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IEnvStorage {
+	function setBlocksPerByBytes(bytes memory) external;
+	function setBallotDurationMinByBytes(bytes memory) external;
+	function setBallotDurationMaxByBytes(bytes memory) external;
+	function setStakingMinByBytes(bytes memory) external;
+	function setStakingMaxByBytes(bytes memory) external;
+	function setMaxIdleBlockIntervalByBytes(bytes memory) external;
+	function setBlockCreationTimeByBytes(bytes memory _value) external;
+	function setBlockRewardAmountByBytes(bytes memory _value) external;
+	function setMaxPriorityFeePerGasByBytes(bytes memory _value) external;
+	function setBallotDurationMinMax(uint256 _min, uint256 _max) external;
+	function setBlockRewardDistributionMethodByBytes(bytes memory _value) external;
+	function setGasLimitAndBaseFeeByBytes(bytes memory _value) external;
+	function setMaxBaseFeeByBytes(bytes memory _value) external;
+	function setBallotDurationMinMaxByBytes(bytes memory _value) external;
+	function setStakingMinMaxByBytes(bytes memory _value) external;
+	function getBlockCreationTime() external view returns (uint256);
+	function getBlockRewardAmount() external view returns (uint256);
+	function getMaxPriorityFeePerGas() external view returns (uint256);
+	function getStakingMinMax() external view returns (uint256, uint256);
+	function getBlockRewardDistributionMethod() external view returns (uint256, uint256, uint256, uint256);
+	function getGasLimitAndBaseFee() external view returns (uint256, uint256, uint256);
+	function getMaxBaseFee() external view returns (uint256);
+	function getBlocksPer() external view returns (uint256);
+	function getStakingMin() external view returns (uint256);
+	function getStakingMax() external view returns (uint256);
+	function getBallotDurationMin() external view returns (uint256);
+	function getBallotDurationMax() external view returns (uint256);
+	function getBallotDurationMinMax() external view returns (uint256, uint256);
+	function getMaxIdleBlockInterval() external view returns (uint256);
+	function checkVariableCondition(bytes32 envKey, bytes memory envVal) external pure returns (bool);
+	function setVariable(bytes32 envKey, bytes memory envVal) external;
+}
diff --git a/wemix/governance-contract/contracts/interface/IGov.sol b/wemix/governance-contract/contracts/interface/IGov.sol
new file mode 100644
index 000000000000..c223e232a592
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IGov.sol
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IGov {
+	function isReward(address addr) external view returns (bool);
+	function isVoter(address addr) external view returns (bool);
+	function isStaker(address addr) external view returns (bool);
+	function isMember(address) external view returns (bool);
+	function getMember(uint256) external view returns (address);
+	function getMemberLength() external view returns (uint256);
+	function getReward(uint256) external view returns (address);
+	function getNodeIdxFromMember(address) external view returns (uint256);
+	function getMemberFromNodeIdx(uint256) external view returns (address);
+	function getNodeLength() external view returns (uint256);
+	function getNode(uint256) external view returns (bytes memory, bytes memory, bytes memory, uint);
+	function getBallotInVoting() external view returns (uint256);
+	function getVoter(uint256 idx) external view returns (address);
+	function initMigration(address registry, uint256 oldModifiedBlock, address oldOwner) external;
+}
diff --git a/wemix/governance-contract/contracts/interface/IGovStaking.sol b/wemix/governance-contract/contracts/interface/IGovStaking.sol
new file mode 100644
index 000000000000..3fe18f9e663d
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IGovStaking.sol
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IGovStaking {
+	function ncpStaking() external view returns (address);
+}
diff --git a/wemix/governance-contract/contracts/interface/INCPExit.sol b/wemix/governance-contract/contracts/interface/INCPExit.sol
new file mode 100644
index 000000000000..0c1c99e36d6a
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/INCPExit.sol
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+interface INCPExit {
+	/**
+	 * @dev Sets a new administrator.
+	 * @param _newAdministrator Address of the new administrator.
+	 */
+	function setAdministrator(address _newAdministrator) external;
+
+	/**
+	 * @dev Sets a new administrator setter.
+	 * @param _newAdministratorSetter Address of the new administrator setter.
+	 */
+	function setAdministratorSetter(address _newAdministratorSetter) external;
+
+	/**
+	 * @dev Exits from the contract.
+	 * @param exitNcp Address of the NCP to exit.
+	 * @param totalAmount Total amount of ether to exit with.
+	 * @param lockedUserBalanceToNCPTotal Total locked user balance to NCP.
+	 */
+	function depositExitAmount(address exitNcp, uint256 totalAmount, uint256 lockedUserBalanceToNCPTotal) external payable;
+
+	/**
+	 * @dev Withdraws amount for a user.
+	 * @param exitNcp Address of the ncp
+	 * @param exitUser Address of the user to withdraw for.
+	 * @param amount Amount to withdraw.
+	 */
+	function withdrawForUser(address exitNcp, address exitUser, uint256 amount) external;
+
+	/**
+	 * @dev Withdraws amount for the administrator.
+	 * @param exitNcp Address of the NCP to withdraw from.
+	 */
+	function withdrawForAdministrator(address exitNcp, uint256 amount, address to) external;
+
+	function getAvailableAmountForAdministrator(address exitNcp) external view returns (uint256);
+
+	function getLockedUserBalanceToNCPTotal(address exitNcp) external view returns (uint256);
+}
diff --git a/wemix/governance-contract/contracts/interface/INCPStaking.sol b/wemix/governance-contract/contracts/interface/INCPStaking.sol
new file mode 100644
index 000000000000..fb34f900beff
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/INCPStaking.sol
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+/// @author @seunghwalee
+interface INCPStaking {
+	struct UserInfo {
+		uint256 amount;
+		uint256 rewardDebt;
+		uint256 pendingReward;
+		uint256 pendingAmountReward;
+		uint256 lastRewardClaimed;
+	}
+	function ncpDeposit(uint256 amount, address payable to) external payable;
+	function ncpWithdraw(uint256 amount, address payable to) external payable;
+	function getUserInfo(uint256 pid, address account) external view returns (UserInfo memory info);
+	function ncpToIdx(address ncp) external view returns (uint256);
+}
diff --git a/wemix/governance-contract/contracts/interface/IRegistry.sol b/wemix/governance-contract/contracts/interface/IRegistry.sol
new file mode 100644
index 000000000000..db0d31479ef8
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IRegistry.sol
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IRegistry {
+	function getContractAddress(bytes32) external view returns (address);
+}
diff --git a/wemix/governance-contract/contracts/interface/IStaking.sol b/wemix/governance-contract/contracts/interface/IStaking.sol
new file mode 100644
index 000000000000..a59cd54216d0
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/IStaking.sol
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IStaking {
+	function deposit() external payable;
+	function withdraw(uint256) external;
+	function lock(address, uint256) external;
+	function unlock(address, uint256) external;
+	function transferLocked(address, uint256, uint256) external;
+	function balanceOf(address) external view returns (uint256);
+	function lockedBalanceOf(address) external view returns (uint256);
+	function availableBalanceOf(address) external view returns (uint256);
+	function calcVotingWeight(address) external view returns (uint256);
+	function calcVotingWeightWithScaleFactor(address, uint32) external view returns (uint256);
+	// function isAllowed(address voter, address staker) external view returns(bool);
+	function userBalanceOf(address ncp, address user) external view returns (uint256);
+	function userTotalBalanceOf(address ncp) external view returns (uint256);
+	function getRatioOfUserBalance(address ncp) external view returns (uint256);
+	function delegateDepositAndLockMore(address ncp) external payable;
+	function delegateUnlockAndWithdraw(address ncp, uint256 amount) external;
+	function getTotalLockedBalance() external view returns (uint256);
+}
diff --git a/wemix/governance-contract/contracts/interface/ITestnetGov.sol b/wemix/governance-contract/contracts/interface/ITestnetGov.sol
new file mode 100644
index 000000000000..b5cc0a502705
--- /dev/null
+++ b/wemix/governance-contract/contracts/interface/ITestnetGov.sol
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface ITestnetGov {
+	function isReward(address addr) external view returns (bool);
+	function isVoter(address addr) external view returns (bool);
+	function isStaker(address addr) external view returns (bool);
+	function isMember(address) external view returns (bool);
+	function getMember(uint256) external view returns (address);
+	function getMemberLength() external view returns (uint256);
+	function getReward(uint256) external view returns (address);
+	function getNodeIdxFromMember(address) external view returns (uint256);
+	function getMemberFromNodeIdx(uint256) external view returns (address);
+	function getNodeLength() external view returns (uint256);
+	function getNode(uint256) external view returns (bytes memory, bytes memory, bytes memory, uint);
+	function getBallotInVoting() external view returns (uint256);
+	function getVoter(uint256 idx) external view returns (address);
+}
diff --git a/wemix/governance-contract/contracts/openzeppelin/contracts b/wemix/governance-contract/contracts/openzeppelin/contracts
new file mode 160000
index 000000000000..d4fb3a89f9d0
--- /dev/null
+++ b/wemix/governance-contract/contracts/openzeppelin/contracts
@@ -0,0 +1 @@
+Subproject commit d4fb3a89f9d0a39c7ee6f2601d33ffbf30085322
diff --git a/wemix/governance-contract/contracts/openzeppelin/contracts-upgradeable b/wemix/governance-contract/contracts/openzeppelin/contracts-upgradeable
new file mode 160000
index 000000000000..6b9807b0639e
--- /dev/null
+++ b/wemix/governance-contract/contracts/openzeppelin/contracts-upgradeable
@@ -0,0 +1 @@
+Subproject commit 6b9807b0639e1dd75e07fa062e9432eb3f35dd8c
diff --git a/wemix/governance-contract/contracts/storage/BallotStorage.sol b/wemix/governance-contract/contracts/storage/BallotStorage.sol
new file mode 100644
index 000000000000..825d2434b757
--- /dev/null
+++ b/wemix/governance-contract/contracts/storage/BallotStorage.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
+import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
+
+contract BallotStorage is ERC1967Proxy, IBeacon {
+	constructor(address _imp) ERC1967Proxy(_imp, "") {}
+
+	function implementation() external view override returns (address) {
+		return _implementation();
+	}
+}
diff --git a/wemix/governance-contract/contracts/storage/BallotStorageImp.sol b/wemix/governance-contract/contracts/storage/BallotStorageImp.sol
new file mode 100644
index 000000000000..9c82e476d381
--- /dev/null
+++ b/wemix/governance-contract/contracts/storage/BallotStorageImp.sol
@@ -0,0 +1,570 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "../abstract/BallotEnums.sol";
+import "../GovChecker.sol";
+import "../interface/IEnvStorage.sol";
+import "../interface/IBallotStorage.sol";
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+
+contract BallotStorageImp is GovChecker, BallotEnums, IBallotStorage, UUPSUpgradeable {
+	struct BallotBasic {
+		//Ballot ID
+		uint256 id;
+		//시작 시간
+		uint256 startTime;
+		//종료 시간
+		uint256 endTime;
+		// 투표 종류
+		uint256 ballotType;
+		// 제안자
+		address creator;
+		// 투표 내용
+		bytes memo;
+		//총 투표자수
+		uint256 totalVoters;
+		// 진행상태
+		uint256 powerOfAccepts;
+		// 진행상태
+		uint256 powerOfRejects;
+		// 상태
+		uint256 state;
+		// 완료유무
+		bool isFinalized;
+		// 투표 기간
+		uint256 duration;
+	}
+
+	//For MemberAdding/MemberRemoval/MemberSwap
+	struct BallotMember {
+		uint256 id;
+		address oldStakerAddress;
+		address newStakerAddress;
+		address newVoterAddress;
+		address newRewardAddress;
+		bytes newNodeName; // name
+		bytes newNodeId; // admin.nodeInfo.id is 512 bit public key
+		bytes newNodeIp;
+		uint256 newNodePort;
+		uint256 lockAmount;
+	}
+
+	//For GovernanceChange
+	struct BallotAddress {
+		uint256 id;
+		address newGovernanceAddress;
+	}
+
+	//For EnvValChange
+	struct BallotVariable {
+		//Ballot ID
+		uint256 id;
+		bytes32 envVariableName;
+		uint256 envVariableType;
+		bytes envVariableValue;
+	}
+
+	struct BallotExit {
+		// For exit
+		uint256 unlockAmount;
+		uint256 slashing;
+	}
+
+	struct Vote {
+		uint256 voteId;
+		uint256 ballotId;
+		address voter;
+		uint256 decision;
+		uint256 power;
+		uint256 time;
+	}
+
+	event BallotCreated(uint256 indexed ballotId, uint256 indexed ballotType, address indexed creator);
+
+	event BallotStarted(uint256 indexed ballotId, uint256 indexed startTime, uint256 indexed endTime);
+
+	event Voted(uint256 indexed voteid, uint256 indexed ballotId, address indexed voter, uint256 decision);
+
+	event BallotFinalized(uint256 indexed ballotId, uint256 state);
+
+	event BallotCanceled(uint256 indexed ballotId);
+
+	event BallotUpdated(uint256 indexed ballotId, address indexed updatedBy);
+
+	event SetPrevBallotStorage(address indexed previous);
+
+	mapping(uint => BallotBasic) internal ballotBasicMap;
+	mapping(uint => BallotMember) internal ballotMemberMap;
+	mapping(uint => BallotAddress) internal ballotAddressMap;
+	mapping(uint => BallotVariable) internal ballotVariableMap;
+
+	mapping(uint => Vote) internal voteMap;
+	mapping(uint => mapping(address => bool)) internal hasVotedMap;
+
+	address internal previousBallotStorage;
+
+	uint256 internal ballotCount;
+
+	// For exit
+	mapping(uint => BallotExit) internal ballotExitMap;
+
+	/// @custom:oz-upgrades-unsafe-allow constructor
+	constructor() {
+		_disableInitializers();
+	}
+	function initialize(address _registry) external initializer {
+		__Ownable_init();
+		setRegistry(_registry);
+	}
+
+	modifier onlyValidTime(uint256 _startTime, uint256 _endTime) {
+		require(_startTime > 0 && _endTime > 0, "start or end is 0");
+		require(_endTime > _startTime, "start >= end"); // && _startTime > getTime()
+		//uint256 diffTime = _endTime.sub(_startTime);
+		// require(diffTime > minBallotDuration());
+		// require(diffTime <= maxBallotDuration());
+		_;
+	}
+
+	modifier onlyValidDuration(uint256 _duration) {
+		require(getMinVotingDuration() <= _duration, "Under min value of  duration");
+		require(_duration <= getMaxVotingDuration(), "Over max value of duration");
+		_;
+	}
+
+	modifier onlyGovOrCreator(uint256 _ballotId) {
+		require((getGovAddress() == msg.sender) || (ballotBasicMap[_ballotId].creator == msg.sender), "No Permission");
+		_;
+	}
+
+	modifier notDisabled() {
+		require(address(this) == getBallotStorageAddress(), "Is Disabled");
+		_;
+	}
+
+	function getMinVotingDuration() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getBallotDurationMin();
+	}
+
+	function getMaxVotingDuration() public view returns (uint256) {
+		return IEnvStorage(getEnvStorageAddress()).getBallotDurationMax();
+	}
+
+	function getTime() public view returns (uint256) {
+		return block.timestamp;
+	}
+
+	function getPreviousBallotStorage() public view returns (address) {
+		return previousBallotStorage;
+	}
+
+	function isDisabled() public view returns (bool) {
+		return (address(this) != getBallotStorageAddress());
+	}
+
+	function getBallotCount() public view returns (uint256) {
+		return ballotCount;
+	}
+
+	function getBallotBasic(
+		uint256 _id
+	)
+		public
+		view
+		override
+		returns (
+			uint256 startTime,
+			uint256 endTime,
+			uint256 ballotType,
+			address creator,
+			bytes memory memo,
+			uint256 totalVoters,
+			uint256 powerOfAccepts,
+			uint256 powerOfRejects,
+			uint256 state,
+			bool isFinalized,
+			uint256 duration
+		)
+	{
+		BallotBasic memory tBallot = ballotBasicMap[_id];
+		startTime = tBallot.startTime;
+		endTime = tBallot.endTime;
+		ballotType = tBallot.ballotType;
+		creator = tBallot.creator;
+		memo = tBallot.memo;
+		totalVoters = tBallot.totalVoters;
+		powerOfAccepts = tBallot.powerOfAccepts;
+		powerOfRejects = tBallot.powerOfRejects;
+		state = tBallot.state;
+		isFinalized = tBallot.isFinalized;
+		duration = tBallot.duration;
+	}
+
+	function getBallotMember(
+		uint256 _id
+	)
+		public
+		view
+		override
+		returns (
+			address oldStakerAddress,
+			address newStakerAddress,
+			address newVoterAddress,
+			address newRewardAddress,
+			bytes memory newNodeName, // name
+			bytes memory newNodeId, // admin.nodeInfo.id is 512 bit public key
+			bytes memory newNodeIp,
+			uint256 newNodePort,
+			uint256 lockAmount
+		)
+	{
+		BallotMember storage tBallot = ballotMemberMap[_id];
+		oldStakerAddress = tBallot.oldStakerAddress;
+		newStakerAddress = tBallot.newStakerAddress;
+		newVoterAddress = tBallot.newVoterAddress;
+		newRewardAddress = tBallot.newRewardAddress;
+		newNodeName = tBallot.newNodeName;
+		newNodeId = tBallot.newNodeId;
+		newNodeIp = tBallot.newNodeIp;
+		newNodePort = tBallot.newNodePort;
+		lockAmount = tBallot.lockAmount;
+	}
+
+	function getBallotAddress(uint256 _id) public view override returns (address newGovernanceAddress) {
+		BallotAddress storage tBallot = ballotAddressMap[_id];
+		newGovernanceAddress = tBallot.newGovernanceAddress;
+	}
+
+	function getBallotVariable(
+		uint256 _id
+	) public view override returns (bytes32 envVariableName, uint256 envVariableType, bytes memory envVariableValue) {
+		BallotVariable storage tBallot = ballotVariableMap[_id];
+		envVariableName = tBallot.envVariableName;
+		envVariableType = tBallot.envVariableType;
+		envVariableValue = tBallot.envVariableValue;
+	}
+
+	function setPreviousBallotStorage(address _address) public onlyOwner {
+		require(_address != address(0), "Invalid address");
+		previousBallotStorage = _address;
+		emit SetPrevBallotStorage(_address);
+	}
+
+	//For MemberAdding/MemberRemoval/MemberSwap
+	function createBallotForMember(
+		uint256 _id,
+		uint256 _ballotType,
+		uint256 _duration,
+		address _creator,
+		address _oldStakerAddress,
+		address _newStakerAddress,
+		address _newVoterAddress,
+		address _newRewardAddress,
+		bytes memory _newNodeName, // name
+		bytes memory _newNodeId, // admin.nodeInfo.id is 512 bit public key
+		bytes memory _newNodeIp,
+		uint _newNodePort
+	) public override onlyGov notDisabled {
+		require(
+			_areMemberBallotParamValid(
+				_ballotType,
+				_oldStakerAddress,
+				_newStakerAddress,
+				_newVoterAddress,
+				_newRewardAddress,
+				_newNodeName,
+				_newNodeId,
+				_newNodeIp,
+				_newNodePort
+			),
+			"Invalid Parameter"
+		);
+		_createBallot(_id, _ballotType, _duration, _creator);
+		BallotMember memory newBallot;
+		newBallot.id = _id;
+		newBallot.oldStakerAddress = _oldStakerAddress;
+		newBallot.newStakerAddress = _newStakerAddress;
+		newBallot.newVoterAddress = _newVoterAddress;
+		newBallot.newRewardAddress = _newRewardAddress;
+		newBallot.newNodeName = _newNodeName;
+		newBallot.newNodeId = _newNodeId;
+		newBallot.newNodeIp = _newNodeIp;
+		newBallot.newNodePort = _newNodePort;
+
+		ballotMemberMap[_id] = newBallot;
+	}
+
+	function createBallotForExit(uint256 _id, uint256 _unlockAmount, uint256 _slashing) public override onlyGov notDisabled {
+		ballotExitMap[_id].unlockAmount = _unlockAmount;
+		ballotExitMap[_id].slashing = _slashing;
+	}
+	function getBallotForExit(uint256 _id) public view override returns (uint256 unlockAmount, uint256 slashing) {
+		unlockAmount = ballotExitMap[_id].unlockAmount;
+		slashing = ballotExitMap[_id].slashing;
+	}
+
+	function createBallotForAddress(
+		uint256 _id,
+		uint256 _ballotType,
+		uint256 _duration,
+		address _creator,
+		address _newGovernanceAddress
+	) public override onlyGov notDisabled returns (uint256) {
+		require(_ballotType == uint256(BallotTypes.GovernanceChange), "Invalid Ballot Type");
+		require(_newGovernanceAddress != address(0), "Invalid Parameter");
+		_createBallot(_id, _ballotType, _duration, _creator);
+		BallotAddress memory newBallot;
+		newBallot.id = _id;
+		newBallot.newGovernanceAddress = _newGovernanceAddress;
+		ballotAddressMap[_id] = newBallot;
+		return _id;
+	}
+
+	function createBallotForVariable(
+		uint256 _id,
+		uint256 _ballotType,
+		uint256 _duration,
+		address _creator,
+		bytes32 _envVariableName,
+		uint256 _envVariableType,
+		bytes memory _envVariableValue
+	) public override onlyGov notDisabled returns (uint256) {
+		require(_areVariableBallotParamValid(_ballotType, _envVariableName, _envVariableValue), "Invalid Parameter");
+		_createBallot(_id, _ballotType, _duration, _creator);
+		BallotVariable memory newBallot;
+		newBallot.id = _id;
+		newBallot.envVariableName = _envVariableName;
+		newBallot.envVariableType = _envVariableType;
+		newBallot.envVariableValue = _envVariableValue;
+		ballotVariableMap[_id] = newBallot;
+		return _id;
+	}
+
+	function createVote(uint256 _voteId, uint256 _ballotId, address _voter, uint256 _decision, uint256 _power) public override onlyGov notDisabled {
+		// Check decision type
+		require((_decision == uint256(DecisionTypes.Accept)) || (_decision == uint256(DecisionTypes.Reject)), "Invalid decision");
+		// Check if ballot exists
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		// Check if vote exists
+		require(voteMap[_voteId].voteId != _voteId, "already existed voteId");
+		// Check if voted
+		require(!hasVotedMap[_ballotId][_voter], "already voted");
+		require(ballotBasicMap[_ballotId].state == uint256(BallotStates.InProgress), "Not InProgress State");
+
+		voteMap[_voteId] = Vote(_voteId, _ballotId, _voter, _decision, _power, getTime());
+		_updateBallotForVote(_ballotId, _voter, _decision, _power);
+
+		emit Voted(_voteId, _ballotId, _voter, _decision);
+	}
+
+	function startBallot(
+		uint256 _ballotId,
+		uint256 _startTime,
+		uint256 _endTime
+	) public override onlyGov notDisabled onlyValidTime(_startTime, _endTime) {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+		require(ballotBasicMap[_ballotId].state == uint256(BallotStates.Ready), "Not Ready State");
+
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		_ballot.startTime = _startTime;
+		_ballot.endTime = _endTime;
+		_ballot.state = uint256(BallotStates.InProgress);
+		emit BallotStarted(_ballotId, _startTime, _endTime);
+	}
+
+	function updateBallotMemo(uint256 _ballotId, bytes memory _memo) public override onlyGovOrCreator(_ballotId) notDisabled {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		_ballot.memo = _memo;
+		emit BallotUpdated(_ballotId, msg.sender);
+	}
+
+	function updateBallotDuration(
+		uint256 _ballotId,
+		uint256 _duration
+	) public override onlyGovOrCreator(_ballotId) notDisabled onlyValidDuration(_duration) {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+		require(ballotBasicMap[_ballotId].state == uint256(BallotStates.Ready), "Not Ready State");
+
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		_ballot.duration = _duration;
+		emit BallotUpdated(_ballotId, msg.sender);
+	}
+
+	function updateBallotMemberLockAmount(uint256 _ballotId, uint256 _lockAmount) public override onlyGov notDisabled {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotMemberMap[_ballotId].id == _ballotId, "not existed BallotMember");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+		require(ballotBasicMap[_ballotId].state == uint256(BallotStates.Ready), "Not Ready State");
+		BallotMember storage _ballot = ballotMemberMap[_ballotId];
+		_ballot.lockAmount = _lockAmount;
+		emit BallotUpdated(_ballotId, msg.sender);
+	}
+
+	// cancel ballot info
+	function cancelBallot(uint256 _ballotId) public onlyGovOrCreator(_ballotId) notDisabled {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+
+		require(ballotBasicMap[_ballotId].state == uint256(BallotStates.Ready), "Not Ready State");
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		_ballot.state = uint256(BallotStates.Canceled);
+		emit BallotCanceled(_ballotId);
+	}
+
+	// finalize ballot info
+	function finalizeBallot(uint256 _ballotId, uint256 _ballotState) public override onlyGov notDisabled {
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		require(ballotBasicMap[_ballotId].isFinalized == false, "already finalized");
+		require((_ballotState == uint256(BallotStates.Accepted)) || (_ballotState == uint256(BallotStates.Rejected)), "Invalid Ballot State");
+
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		_ballot.state = _ballotState;
+		_ballot.isFinalized = true;
+		emit BallotFinalized(_ballotId, _ballotState);
+	}
+
+	function hasAlreadyVoted(uint56 _ballotId, address _voter) public view returns (bool) {
+		return hasVotedMap[_ballotId][_voter];
+	}
+
+	function getVote(
+		uint256 _voteId
+	) public view returns (uint256 voteId, uint256 ballotId, address voter, uint256 decision, uint256 power, uint256 time) {
+		require(voteMap[_voteId].voteId == _voteId, "not existed voteId");
+		Vote memory _vote = voteMap[_voteId];
+		voteId = _vote.voteId;
+		ballotId = _vote.ballotId;
+		voter = _vote.voter;
+		decision = _vote.decision;
+		power = _vote.power;
+		time = _vote.time;
+	}
+
+	function getBallotPeriod(uint256 _id) public view override returns (uint256 startTime, uint256 endTime, uint256 duration) {
+		BallotBasic memory tBallot = ballotBasicMap[_id];
+		startTime = tBallot.startTime;
+		endTime = tBallot.endTime;
+		duration = tBallot.duration;
+	}
+
+	function getBallotVotingInfo(uint256 _id) public view override returns (uint256 totalVoters, uint256 powerOfAccepts, uint256 powerOfRejects) {
+		BallotBasic memory tBallot = ballotBasicMap[_id];
+		totalVoters = tBallot.totalVoters;
+		powerOfAccepts = tBallot.powerOfAccepts;
+		powerOfRejects = tBallot.powerOfRejects;
+	}
+
+	function getBallotState(uint256 _id) public view override returns (uint256 ballotType, uint256 state, bool isFinalized) {
+		BallotBasic memory tBallot = ballotBasicMap[_id];
+		ballotType = tBallot.ballotType;
+		state = tBallot.state;
+		isFinalized = tBallot.isFinalized;
+	}
+
+	function _createBallot(uint256 _id, uint256 _ballotType, uint256 _duration, address _creator) internal onlyValidDuration(_duration) {
+		require(ballotBasicMap[_id].id != _id, "Already existed ballot");
+
+		BallotBasic memory newBallot;
+		newBallot.id = _id;
+		newBallot.ballotType = _ballotType;
+		newBallot.creator = _creator;
+		//        newBallot.memo = _memo;
+		newBallot.state = uint256(BallotStates.Ready);
+		newBallot.isFinalized = false;
+		newBallot.duration = _duration;
+		ballotBasicMap[_id] = newBallot;
+		ballotCount = ballotCount + 1;
+		emit BallotCreated(_id, _ballotType, _creator);
+	}
+
+	function _areMemberBallotParamValid(
+		uint256 _ballotType,
+		address _oldStakerAddress,
+		address _newStakerAddress,
+		address _newVoterAddress,
+		address _newRewardAddress,
+		bytes memory _newName,
+		bytes memory _newNodeId, // admin.nodeInfo.id is 512 bit public key
+		bytes memory _newNodeIp,
+		uint _newNodePort
+	) internal pure returns (bool) {
+		require((_ballotType >= uint256(BallotTypes.MemberAdd)) && (_ballotType <= uint256(BallotTypes.MemberChange)), "Invalid Ballot Type");
+
+		if (_ballotType == uint256(BallotTypes.MemberRemoval)) {
+			require(_oldStakerAddress != address(0), "Invalid old staker address");
+			require(_newStakerAddress == address(0), "Invalid new staker address");
+			require(_newVoterAddress == address(0), "Invalid new voter address");
+			require(_newRewardAddress == address(0), "Invalid new reward address");
+			require(_newName.length == 0, "Invalid new node name");
+			require(_newNodeId.length == 0, "Invalid new node id");
+			require(_newNodeIp.length == 0, "Invalid new node IP");
+			require(_newNodePort == 0, "Invalid new node Port");
+		} else {
+			require(_newName.length > 0, "Invalid new node name");
+			require(_newNodeId.length == 64, "Invalid new node id");
+			require(_newNodeIp.length > 0, "Invalid new node IP");
+			require(_newNodePort > 0, "Invalid new node Port");
+			if (_ballotType == uint256(BallotTypes.MemberAdd)) {
+				require(_oldStakerAddress == address(0), "Invalid old staker address");
+				require(_newStakerAddress != address(0), "Invalid new staker address");
+				require(_newVoterAddress != address(0), "Invalid new voter address");
+				require(_newRewardAddress != address(0), "Invalid new reward address");
+			} else if (_ballotType == uint256(BallotTypes.MemberChange)) {
+				require(_oldStakerAddress != address(0), "Invalid old staker address");
+				require(_newStakerAddress != address(0), "Invalid new staker address");
+				require(_newVoterAddress != address(0), "Invalid new voter address");
+				require(_newRewardAddress != address(0), "Invalid new reward address");
+			}
+		}
+
+		return true;
+	}
+
+	function _areVariableBallotParamValid(
+		uint256 _ballotType,
+		bytes32 _envVariableName,
+		bytes memory _envVariableValue
+	) internal pure returns (bool) {
+		require(_ballotType == uint256(BallotTypes.EnvValChange), "Invalid Ballot Type");
+		require(_envVariableName > 0, "Invalid environment variable name");
+		require(_envVariableValue.length > 0, "Invalid environment variable value");
+
+		return true;
+	}
+
+	// update ballot
+	function _updateBallotForVote(uint256 _ballotId, address _voter, uint256 _decision, uint256 _power) internal {
+		// c1. actionType 범위
+		require((_decision == uint256(DecisionTypes.Accept)) || (_decision == uint256(DecisionTypes.Reject)), "Invalid decision");
+		// c2. ballotId 존재 하는지 확인
+		require(ballotBasicMap[_ballotId].id == _ballotId, "not existed Ballot");
+		// c3. 이미 vote 했는지 확인
+		require(hasVotedMap[_ballotId][_voter] == false, "already voted");
+
+		//1.get ballotBasic
+		BallotBasic storage _ballot = ballotBasicMap[_ballotId];
+		//2. 투표 여부 등록
+		hasVotedMap[_ballotId][_voter] = true;
+		//3. update totalVoters
+		_ballot.totalVoters = _ballot.totalVoters + 1;
+		//4. Update power of accept/reject
+		if (_decision == uint256(DecisionTypes.Accept)) {
+			_ballot.powerOfAccepts = _ballot.powerOfAccepts + _power;
+		} else {
+			_ballot.powerOfRejects = _ballot.powerOfRejects + _power;
+		}
+	}
+
+	function upgradeBallotStorage(address newImp) external onlyOwner {
+		if (newImp != address(0)) {
+			_authorizeUpgrade(newImp);
+			_upgradeToAndCallUUPS(newImp, new bytes(0), false);
+		}
+	}
+
+	function _authorizeUpgrade(address newImplementation) internal override onlyOwner {}
+}
diff --git a/wemix/governance-contract/contracts/storage/EnvStorage.sol b/wemix/governance-contract/contracts/storage/EnvStorage.sol
new file mode 100644
index 000000000000..82a3f7ce6882
--- /dev/null
+++ b/wemix/governance-contract/contracts/storage/EnvStorage.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
+import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
+
+contract EnvStorage is ERC1967Proxy, IBeacon {
+	constructor(address _implementation) ERC1967Proxy(_implementation, "") {}
+
+	function implementation() external view override returns (address) {
+		return _implementation();
+	}
+}
diff --git a/wemix/governance-contract/contracts/storage/EnvStorageImp.sol b/wemix/governance-contract/contracts/storage/EnvStorageImp.sol
new file mode 100644
index 000000000000..391e744e3fcb
--- /dev/null
+++ b/wemix/governance-contract/contracts/storage/EnvStorageImp.sol
@@ -0,0 +1,495 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+// pragma abicod
+
+import "../abstract/EnvConstants.sol";
+import "../abstract/AEnvStorage.sol";
+import "@openzeppelin/contracts/proxy/utils/UUPSUpgradeable.sol";
+import "../interface/IEnvStorage.sol";
+
+contract EnvStorageImp is
+    AEnvStorage,
+    EnvConstants,
+    UUPSUpgradeable,
+    IEnvStorage
+{
+    event UpgradeImplementation(address indexed implementation);
+
+    /// @custom:oz-upgrades-unsafe-allow constructor
+    constructor() {
+        _disableInitializers();
+    }
+
+    function initialize(
+        address _registry,
+        bytes32[] memory names,
+        uint256[] memory infos
+    ) public initializer {
+        require(
+            _registry != _getImplementation(),
+            "registry should not be same as implementation"
+        );
+        __Ownable_init();
+        setRegistry(_registry);
+
+        for (uint i = 0; i < infos.length; i++) {
+            uint256 temp = getUint(names[i]);
+            require(infos[i] != 0 || temp != 0, "invalid variable");
+            if (temp == 0) {
+                setUint(names[i], infos[i]);
+            }
+        }
+    }
+    function upgradeTo(address newImplementation) public override onlyOwner {
+        _upgradeToAndCallUUPS(newImplementation, "", false);
+        emit UpgradeImplementation(newImplementation);
+    }
+
+    function getBlocksPer() public view override returns (uint256) {
+        return getUint(BLOCKS_PER_NAME);
+    }
+
+    function getBallotDurationMin() public view override returns (uint256) {
+        return getUint(BALLOT_DURATION_MIN_NAME);
+    }
+
+    function getBallotDurationMax() public view override returns (uint256) {
+        return getUint(BALLOT_DURATION_MAX_NAME);
+    }
+
+    function getStakingMin() public view override returns (uint256) {
+        return getUint(STAKING_MIN_NAME);
+    }
+
+    function getStakingMax() public view override returns (uint256) {
+        return getUint(STAKING_MAX_NAME);
+    }
+
+    // function getGasPrice() public override view returns (uint256) {
+    //     return getUint(GAS_PRICE_NAME);
+    // }
+
+    function getMaxIdleBlockInterval() public view override returns (uint256) {
+        return getUint(MAX_IDLE_BLOCK_INTERVAL_NAME);
+    }
+
+    function _authorizeUpgrade(
+        address newImplementation
+    ) internal override onlyGov {}
+
+    function setBlocksPer(uint256 _value) public onlyGov {
+        setUint(BLOCKS_PER_NAME, _value);
+    }
+
+    function setBallotDurationMin(uint256 _value) public onlyGov {
+        setUint(BALLOT_DURATION_MIN_NAME, _value);
+    }
+
+    function setBallotDurationMax(uint256 _value) public onlyGov {
+        setUint(BALLOT_DURATION_MAX_NAME, _value);
+    }
+
+    function setStakingMin(uint256 _value) public onlyGov {
+        setUint(STAKING_MIN_NAME, _value);
+    }
+
+    function setStakingMax(uint256 _value) public onlyGov {
+        setUint(STAKING_MAX_NAME, _value);
+    }
+
+    // function setGasPrice(uint256 _value)  public override onlyGov {
+    //     setUint(GAS_PRICE_NAME, _value);
+    // }
+
+    function setMaxIdleBlockInterval(uint256 _value) public onlyGov {
+        setUint(MAX_IDLE_BLOCK_INTERVAL_NAME, _value);
+    }
+
+    function setBlocksPerByBytes(bytes memory _value) public override onlyGov {
+        setBlocksPer(toUint(_value));
+    }
+
+    function setBallotDurationMinByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setBallotDurationMin(toUint(_value));
+    }
+
+    function setBallotDurationMaxByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setBallotDurationMax(toUint(_value));
+    }
+
+    function setStakingMinByBytes(bytes memory _value) public override onlyGov {
+        setStakingMin(toUint(_value));
+    }
+
+    function setStakingMaxByBytes(bytes memory _value) public override onlyGov {
+        setStakingMax(toUint(_value));
+    }
+
+    // function setGasPriceByBytes(bytes memory _value )  public override onlyGov {
+    //     setGasPrice(toUint(_value));
+    // }
+
+    function setMaxIdleBlockIntervalByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setMaxIdleBlockInterval(toUint(_value));
+    }
+
+    //=======NXTMeta=======/
+
+    function getBallotDurationMinMax()
+        public
+        view
+        override
+        returns (uint256, uint256)
+    {
+        return (
+            getUint(BALLOT_DURATION_MIN_NAME),
+            getUint(BALLOT_DURATION_MAX_NAME)
+        );
+    }
+
+    function getStakingMinMax()
+        public
+        view
+        override
+        returns (uint256, uint256)
+    {
+        return (getUint(STAKING_MIN_NAME), getUint(STAKING_MAX_NAME));
+    }
+
+    function getBlockCreationTime() public view override returns (uint256) {
+        return getUint(BLOCK_CREATION_TIME_NAME);
+    }
+
+    function getBlockRewardAmount() public view override returns (uint256) {
+        return getUint(BLOCK_REWARD_AMOUNT_NAME);
+    }
+
+    function getMaxPriorityFeePerGas() public view override returns (uint256) {
+        return getUint(MAX_PRIORITY_FEE_PER_GAS_NAME);
+    }
+
+    function getMaxBaseFee() public view override returns (uint256) {
+        return getUint(MAX_BASE_FEE_NAME);
+    }
+
+    function getBlockRewardDistributionMethod()
+        public
+        view
+        override
+        returns (uint256, uint256, uint256, uint256)
+    {
+        return (
+            getUint(BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME),
+            getUint(BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME),
+            getUint(BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME),
+            getUint(BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME)
+        );
+    }
+
+    function getGasLimitAndBaseFee()
+        public
+        view
+        override
+        returns (uint256, uint256, uint256)
+    {
+        return (
+            getUint(BLOCK_GASLIMIT_NAME),
+            getUint(BASE_FEE_MAX_CHANGE_RATE_NAME),
+            getUint(GAS_TARGET_PERCENTAGE_NAME)
+        );
+    }
+
+    // function getStakingRewardAddress() public override view returns(address){
+    //     return getAddress(STAKING_REWARD_ADDRESS_NAME);
+    // }
+
+    // function getEcofundAddress() public override view returns(address){
+    //     return getAddress(ECOFUND_ADDRESS_NAME);
+    // }
+
+    // function getMaintenanceAddress() public override view returns(address){
+    //     return getAddress(MAINTENANCE_ADDRESS_NAME);
+    // }
+
+    function setBallotDurationMinMax(
+        uint256 _min,
+        uint256 _max
+    ) public override onlyGov {
+        require(
+            _min <= _max,
+            "Minimum duration must be smaller and equal than maximum duration"
+        );
+        setUint(BALLOT_DURATION_MIN_NAME, _min);
+        setUint(BALLOT_DURATION_MAX_NAME, _max);
+    }
+
+    function setStakingMinMax(uint256 _min, uint256 _max) public onlyGov {
+        require(
+            _min <= _max,
+            "Minimum staking must be smaller and equal than maximum staking"
+        );
+        setUint(STAKING_MIN_NAME, _min);
+        setUint(STAKING_MAX_NAME, _max);
+    }
+
+    function setBlockCreationTime(uint256 _value) public onlyGov {
+        setUint(BLOCK_CREATION_TIME_NAME, _value);
+    }
+
+    function setBlockRewardAmount(uint256 _value) public onlyGov {
+        setUint(BLOCK_REWARD_AMOUNT_NAME, _value);
+    }
+
+    function setMaxPriorityFeePerGas(uint256 _value) public onlyGov {
+        setUint(MAX_PRIORITY_FEE_PER_GAS_NAME, _value);
+    }
+
+    function setMaxBaseFee(uint256 _value) public onlyGov {
+        setUint(MAX_BASE_FEE_NAME, _value);
+    }
+
+    function setBlockRewardDistributionMethod(
+        uint256 _block_producer,
+        uint256 _staking_reward,
+        uint256 _ecofund,
+        uint256 _maintenance
+    ) public onlyGov {
+        require(
+            (_block_producer + _staking_reward + _ecofund + _maintenance) ==
+                DENOMINATOR,
+            "Wrong reward distrubtion ratio"
+        );
+        setUint(BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER_NAME, _block_producer);
+        setUint(BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD_NAME, _staking_reward);
+        setUint(BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM_NAME, _ecofund);
+        setUint(BLOCK_REWARD_DISTRIBUTION_MAINTENANCE_NAME, _maintenance);
+    }
+
+    function setGasLimitAndBaseFee(
+        uint256 _block_GasLimit,
+        uint256 _baseFeeMaxChangeRate,
+        uint256 _gasTargetPercentage,
+        uint256 _maxBaseFee
+    ) public onlyGov {
+        setUint(BLOCK_GASLIMIT_NAME, _block_GasLimit);
+        setUint(BASE_FEE_MAX_CHANGE_RATE_NAME, _baseFeeMaxChangeRate);
+        setUint(GAS_TARGET_PERCENTAGE_NAME, _gasTargetPercentage);
+        setUint(MAX_BASE_FEE_NAME, _maxBaseFee);
+    }
+
+    function setBallotDurationMinMaxByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        (uint256 _min, uint256 _max) = to2Uint(_value);
+        setBallotDurationMinMax(_min, _max);
+    }
+
+    function setStakingMinMaxByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        (uint256 _min, uint256 _max) = to2Uint(_value);
+        setStakingMinMax(_min, _max);
+    }
+
+    function setBlockCreationTimeByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setBlockCreationTime(toUint(_value));
+    }
+
+    function setBlockRewardAmountByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setBlockRewardAmount(toUint(_value));
+    }
+
+    function setMaxPriorityFeePerGasByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        setMaxPriorityFeePerGas(toUint(_value));
+    }
+
+    function setMaxBaseFeeByBytes(bytes memory _value) public override onlyGov {
+        setMaxBaseFee(toUint(_value));
+    }
+
+    function setBlockRewardDistributionMethodByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        (
+            uint256 _block_producer,
+            uint256 _staking_reward,
+            uint256 _ecosystem,
+            uint256 _maintenance
+        ) = to4Uint(_value);
+        setBlockRewardDistributionMethod(
+            _block_producer,
+            _staking_reward,
+            _ecosystem,
+            _maintenance
+        );
+    }
+
+    function setGasLimitAndBaseFeeByBytes(
+        bytes memory _value
+    ) public override onlyGov {
+        (
+            uint256 _block_GasLimit,
+            uint256 _baseFeeMaxChangeRate,
+            uint256 _gasTargetPercentage,
+            uint256 _maxBaseFee
+        ) = to4Uint(_value);
+        setGasLimitAndBaseFee(
+            _block_GasLimit,
+            _baseFeeMaxChangeRate,
+            _gasTargetPercentage,
+            _maxBaseFee
+        );
+    }
+
+    function checkVariableCondition(
+        bytes32 envKey,
+        bytes memory envVal
+    ) external pure override returns (bool) {
+        if (envKey == BLOCK_REWARD_DISTRIBUTION_METHOD_NAME) {
+            (
+                uint256 _block_producer,
+                uint256 _staking_reward,
+                uint256 _ecofund,
+                uint256 _maintenance
+            ) = abi.decode(envVal, (uint256, uint256, uint256, uint256));
+            if (
+                (_block_producer + _staking_reward + _ecofund + _maintenance) !=
+                DENOMINATOR
+            ) return false;
+        } else if (
+            envKey == STAKING_MIN_MAX_NAME ||
+            envKey == BALLOT_DURATION_MIN_MAX_NAME
+        ) {
+            (uint256 min, uint256 max) = abi.decode(envVal, (uint256, uint256));
+            if (min > max) return false;
+        } else if (envKey == BLOCK_CREATION_TIME_NAME) {
+            uint256 time = abi.decode(envVal, (uint256));
+            if (time < 1000) return false;
+        }
+        return true;
+    }
+
+    function setVariable(
+        bytes32 envKey,
+        bytes memory envVal
+    ) external override {
+        if (envKey == BLOCKS_PER_NAME) {
+            setBlocksPerByBytes(envVal);
+        } else if (envKey == BALLOT_DURATION_MIN_MAX_NAME) {
+            setBallotDurationMinMaxByBytes(envVal);
+        } else if (envKey == STAKING_MIN_MAX_NAME) {
+            setStakingMinMaxByBytes(envVal);
+        }
+        // else if (envKey == GAS_PRICE_NAME) {
+        //     setGasPriceByBytes(envVal);
+        // }
+        else if (envKey == MAX_IDLE_BLOCK_INTERVAL_NAME) {
+            setMaxIdleBlockIntervalByBytes(envVal);
+        } else if (envKey == BLOCK_CREATION_TIME_NAME) {
+            setBlockCreationTimeByBytes(envVal);
+        } else if (envKey == BLOCK_REWARD_AMOUNT_NAME) {
+            setBlockRewardAmountByBytes(envVal);
+        } else if (envKey == MAX_PRIORITY_FEE_PER_GAS_NAME) {
+            setMaxPriorityFeePerGasByBytes(envVal);
+        } else if (envKey == BLOCK_REWARD_DISTRIBUTION_METHOD_NAME) {
+            setBlockRewardDistributionMethodByBytes(envVal);
+        } else if (envKey == GASLIMIT_AND_BASE_FEE_NAME) {
+            setGasLimitAndBaseFeeByBytes(envVal);
+        } else if (envKey == MAX_BASE_FEE_NAME) {
+            setMaxBaseFeeByBytes(envVal);
+        }
+    }
+
+    function toBytes32(
+        bytes memory _input
+    ) internal pure returns (bytes32 _output) {
+        assembly {
+            _output := mload(add(_input, 32))
+        }
+    }
+
+    function toInt(bytes memory _input) internal pure returns (int256 _output) {
+        assembly {
+            _output := mload(add(_input, 32))
+        }
+    }
+
+    function toUint(
+        bytes memory _input
+    ) internal pure returns (uint256 _output) {
+        assembly {
+            _output := mload(add(_input, 32))
+        }
+    }
+
+    function to2Uint(
+        bytes memory _input
+    ) internal pure returns (uint256 _output0, uint256 _output1) {
+        assembly {
+            _output0 := mload(add(_input, 32))
+            _output1 := mload(add(_input, 64))
+        }
+    }
+
+    function to3Uint(
+        bytes memory _input
+    )
+        internal
+        pure
+        returns (uint256 _output0, uint256 _output1, uint256 _output2)
+    {
+        assembly {
+            _output0 := mload(add(_input, 32))
+            _output1 := mload(add(_input, 64))
+            _output2 := mload(add(_input, 96))
+        }
+    }
+
+    function to4Uint(
+        bytes memory _input
+    )
+        internal
+        pure
+        returns (
+            uint256 _output0,
+            uint256 _output1,
+            uint256 _output2,
+            uint256 _output3
+        )
+    {
+        assembly {
+            _output0 := mload(add(_input, 32))
+            _output1 := mload(add(_input, 64))
+            _output2 := mload(add(_input, 96))
+            _output3 := mload(add(_input, 128))
+        }
+    }
+
+    function toAddress(
+        bytes memory _input
+    ) internal pure returns (address _output) {
+        _output = abi.decode(_input, (address));
+        // assembly {
+        //     _output := mload(add(_input, 20))
+        // }
+    }
+
+    /**
+     * @dev This empty reserved space is put in place to allow future versions to add new
+     * variables without shifting down storage in the inheritance chain.
+     * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
+     */
+    uint256[49] private __gap;
+}
diff --git a/wemix/governance-contract/contracts/storage/EternalStorage.sol b/wemix/governance-contract/contracts/storage/EternalStorage.sol
new file mode 100644
index 000000000000..d92448656902
--- /dev/null
+++ b/wemix/governance-contract/contracts/storage/EternalStorage.sol
@@ -0,0 +1,147 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+/**
+ * @title EternalStorage
+ * @dev An ownable contract that can be used as a storage where the variables
+ * are stored in a set of mappings indexed by hash names.
+ */
+contract EternalStorage {
+	struct Storage {
+		mapping(bytes32 => bool) _bool;
+		mapping(bytes32 => int256) _int;
+		mapping(bytes32 => uint256) _uint;
+		mapping(bytes32 => string) _string;
+		mapping(bytes32 => address) _address;
+		mapping(bytes32 => bytes) _bytes;
+		mapping(bytes32 => bytes32) _bytes32;
+	}
+
+	Storage internal s;
+
+	/**
+	 * @dev Get the value stored of a boolean variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getBoolean(bytes32 h) public view returns (bool) {
+		return s._bool[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a int variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getInt(bytes32 h) public view returns (int) {
+		return s._int[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a uint variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getUint(bytes32 h) public view returns (uint256) {
+		return s._uint[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a address variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getAddress(bytes32 h) public view returns (address) {
+		return s._address[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a string variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getString(bytes32 h) public view returns (string memory) {
+		return s._string[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a bytes variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getBytes(bytes32 h) public view returns (bytes memory) {
+		return s._bytes[h];
+	}
+
+	/**
+	 * @dev Get the value stored of a bytes variable by the hash name
+	 * @param h The keccak256 hash of the variable name
+	 */
+	function getBytes32(bytes32 h) public view returns (bytes32) {
+		return s._bytes32[h];
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a boolean variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setBoolean(bytes32 h, bool v) internal {
+		s._bool[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a int variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setInt(bytes32 h, int256 v) internal {
+		s._int[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a boolean variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setUint(bytes32 h, uint256 v) internal {
+		s._uint[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a address variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setAddress(bytes32 h, address v) internal {
+		s._address[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a string variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setString(bytes32 h, string memory v) internal {
+		s._string[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a bytes variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setBytes(bytes32 h, bytes memory v) internal {
+		s._bytes[h] = v;
+	}
+
+	/**
+	 * @dev Allows the owner to set a value for a bytes32 variable
+	 * @param h The keccak256 hash of the variable name
+	 * @param v The value to be stored
+	 */
+	function _setBytes32(bytes32 h, bytes32 v) internal {
+		s._bytes32[h] = v;
+	}
+
+	/**
+	 * @dev This empty reserved space is put in place to allow future versions to add new
+	 * variables without shifting down storage in the inheritance chain.
+	 * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
+	 */
+	uint256[49] private __gap;
+}
diff --git a/wemix/governance-contract/remappings.txt b/wemix/governance-contract/remappings.txt
new file mode 100644
index 000000000000..7d85088bfd88
--- /dev/null
+++ b/wemix/governance-contract/remappings.txt
@@ -0,0 +1,2 @@
+@openzeppelin/contracts/=contracts/openzeppelin/contracts/contracts/
+@openzeppelin/contracts-upgradeable/=contracts/openzeppelin/contracts-upgradeable/contracts/
\ No newline at end of file
diff --git a/wemix/governance-contract/test/const.go b/wemix/governance-contract/test/const.go
new file mode 100644
index 000000000000..d824be4521e6
--- /dev/null
+++ b/wemix/governance-contract/test/const.go
@@ -0,0 +1,110 @@
+package test
+
+import (
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/params"
+)
+
+func towei(x int64) *big.Int {
+	return new(big.Int).Mul(big.NewInt(x), big.NewInt(params.Ether))
+}
+
+func toGwei(x int64) *big.Int {
+	return new(big.Int).Mul(big.NewInt(x), big.NewInt(params.GWei))
+}
+
+var (
+	LOCK_AMOUNT *big.Int = towei(1500000)
+)
+
+var EnvConstants = struct {
+	BLOCKS_PER                               env
+	BALLOT_DURATION_MIN                      env
+	BALLOT_DURATION_MAX                      env
+	STAKING_MIN                              env
+	STAKING_MAX                              env
+	MAX_IDLE_BLOCK_INTERVAL                  env
+	BLOCK_CREATION_TIME                      env
+	BLOCK_REWARD_AMOUNT                      env
+	MAX_PRIORITY_FEE_PER_GAS                 env
+	BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER env
+	BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD env
+	BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM      env
+	BLOCK_REWARD_DISTRIBUTION_MAINTENANCE    env
+	MAX_BASE_FEE                             env
+	BLOCK_GASLIMIT                           env
+	BASE_FEE_MAX_CHANGE_RATE                 env
+	GAS_TARGET_PERCENTAGE                    env
+}{
+	BLOCKS_PER:                               newEnvInt64("blocksPer", 1),
+	BALLOT_DURATION_MIN:                      newEnvInt64("ballotDurationMin", 86400),
+	BALLOT_DURATION_MAX:                      newEnvInt64("ballotDurationMax", 604800),
+	STAKING_MIN:                              newEnvBig("stakingMin", towei(1500000)),
+	STAKING_MAX:                              newEnvBig("stakingMax", towei(1500000)),
+	MAX_IDLE_BLOCK_INTERVAL:                  newEnvInt64("MaxIdleBlockInterval", 5),
+	BLOCK_CREATION_TIME:                      newEnvInt64("blockCreationTime", 1000),
+	BLOCK_REWARD_AMOUNT:                      newEnvBig("blockRewardAmount", towei(1)),
+	MAX_PRIORITY_FEE_PER_GAS:                 newEnvBig("maxPriorityFeePerGas", toGwei(100)),
+	BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER: newEnvInt64("blockRewardDistributionBlockProducer", 4000),
+	BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD: newEnvInt64("blockRewardDistributionStakingReward", 1000),
+	BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM:      newEnvInt64("blockRewardDistributionEcosystem", 2500),
+	BLOCK_REWARD_DISTRIBUTION_MAINTENANCE:    newEnvInt64("blockRewardDistributionMaintenance", 2500),
+	MAX_BASE_FEE:                             newEnvBig("maxBaseFee", toGwei(5000)),
+	BLOCK_GASLIMIT:                           newEnvInt64("blockGasLimit", 1050000000),
+	BASE_FEE_MAX_CHANGE_RATE:                 newEnvInt64("baseFeeMaxChangeRate", 46),
+	GAS_TARGET_PERCENTAGE:                    newEnvInt64("gasTargetPercentage", 30),
+}
+
+type env struct {
+	Name  [32]byte
+	Value *big.Int
+}
+
+func newEnvInt64(name string, value int64) env {
+	return env{
+		Name:  crypto.Keccak256Hash([]byte(name)),
+		Value: big.NewInt(value),
+	}
+}
+
+func newEnvBig(name string, value *big.Int) env {
+	if value == nil {
+		value = common.Big0
+	}
+	return env{
+		Name:  crypto.Keccak256Hash([]byte(name)),
+		Value: value,
+	}
+}
+
+func makeEnvParams(envs ...env) (names [][32]byte, values []*big.Int) {
+	length := len(envs)
+	names = make([][32]byte, length)
+	values = make([]*big.Int, length)
+	for i, e := range envs {
+		names[i] = e.Name
+		values[i] = e.Value
+	}
+	return
+}
+
+var EnvTypes = struct {
+	Invalid *big.Int
+	Int     *big.Int
+	Uint    *big.Int
+	Address *big.Int
+	Bytes32 *big.Int
+	Bytes   *big.Int
+	String  *big.Int
+}{big.NewInt(0), big.NewInt(1), big.NewInt(2), big.NewInt(3), big.NewInt(4), big.NewInt(5), big.NewInt(6)}
+
+var BallotStates = struct {
+	Invalid    *big.Int
+	Ready      *big.Int
+	InProgress *big.Int
+	Accepted   *big.Int
+	Rejected   *big.Int
+}{big.NewInt(0), big.NewInt(1), big.NewInt(2), big.NewInt(3), big.NewInt(4)}
diff --git a/wemix/governance-contract/test/contracts.go b/wemix/governance-contract/test/contracts.go
new file mode 100644
index 000000000000..9112f1038a11
--- /dev/null
+++ b/wemix/governance-contract/test/contracts.go
@@ -0,0 +1,304 @@
+package test
+
+import (
+	"context"
+	"encoding/json"
+	"math/big"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/compiler"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/core"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/params"
+	compile "github.com/ethereum/go-ethereum/wemix/governance-contract"
+	"github.com/pkg/errors"
+	"github.com/stretchr/testify/require"
+)
+
+type Governance struct {
+	backend   *backends.SimulatedBackend
+	owner     *bind.TransactOpts
+	nodeInfos []nodeInfo
+
+	registry common.Address
+	Registry,
+	Gov, GovImp,
+	NCPExit, NCPExitImp,
+	Staking, StakingImp,
+	BallotStorage, BallotStorageImp,
+	EnvStorage, EnvStorageImp *bind.BoundContract
+}
+
+type nodeInfo struct {
+	name  []byte
+	enode []byte
+	ip    []byte
+	port  *big.Int
+}
+
+func NewGovernance(t *testing.T) *Governance {
+	owner := getTxOpt(t, "owner")
+	backend := backends.NewSimulatedBackend(core.GenesisAlloc{
+		owner.From: {Balance: new(big.Int).Sub(new(big.Int).Lsh(common.Big1, 128), common.Big1)},
+	}, params.MaxGasLimit)
+
+	return &Governance{
+		backend: backend,
+		owner:   owner,
+		nodeInfos: []nodeInfo{{
+			[]byte("name"),
+			hexutil.MustDecode("0x6f8a80d14311c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a0"),
+			[]byte("127.0.0.1"),
+			big.NewInt(8542),
+		}},
+	}
+}
+
+func (g *Governance) DeployContracts(t *testing.T) *Governance {
+	// deploy registry
+	registry, Registry, err := g.Deploy(compiled.Registry.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+	// deploy impls
+	govImp, _, err := g.Deploy(compiled.GovImp.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+	ncpExitImp, _, err := g.Deploy(compiled.NCPExitImp.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+	stakingImp, _, err := g.Deploy(compiled.StakingImp.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+	ballotStorageImp, _, err := g.Deploy(compiled.BallotStorageImp.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+	envStorageImp, _, err := g.Deploy(compiled.EnvStorageImp.Deploy(g.backend, g.owner))
+	require.NoError(t, err)
+
+	// deploy proxies
+	gov, Gov, err := g.Deploy(compiled.Gov.Deploy(g.backend, g.owner, govImp))
+	require.NoError(t, err)
+	ncpExit, NCPExit, err := g.Deploy(compiled.NCPExit.Deploy(g.backend, g.owner, ncpExitImp))
+	require.NoError(t, err)
+	staking, Staking, err := g.Deploy(compiled.Staking.Deploy(g.backend, g.owner, stakingImp))
+	require.NoError(t, err)
+	ballotStorage, BallotStorage, err := g.Deploy(compiled.BallotStorage.Deploy(g.backend, g.owner, ballotStorageImp))
+	require.NoError(t, err)
+	envStorage, EnvStorage, err := g.Deploy(compiled.EnvStorage.Deploy(g.backend, g.owner, envStorageImp))
+	require.NoError(t, err)
+
+	// set up g
+	g.registry = registry
+	g.Registry = Registry
+	g.Gov = Gov
+	g.NCPExit = NCPExit
+	g.Staking = Staking
+	g.BallotStorage = BallotStorage
+	g.EnvStorage = EnvStorage
+
+	g.GovImp = compiled.GovImp.New(g.backend, gov)
+	g.NCPExitImp = compiled.NCPExitImp.New(g.backend, ncpExit)
+	g.StakingImp = compiled.StakingImp.New(g.backend, staking)
+	g.BallotStorageImp = compiled.BallotStorageImp.New(g.backend, ballotStorage)
+	g.EnvStorageImp = compiled.EnvStorageImp.New(g.backend, envStorage)
+
+	// set Domains
+	require.NoError(t, g.ExpectedOk(g.Registry.Transact(g.owner, "setContractDomain", ToBytes32("GovernanceContract"), gov)))
+	require.NoError(t, g.ExpectedOk(g.Registry.Transact(g.owner, "setContractDomain", ToBytes32("Staking"), staking)))
+	require.NoError(t, g.ExpectedOk(g.Registry.Transact(g.owner, "setContractDomain", ToBytes32("EnvStorage"), envStorage)))
+	require.NoError(t, g.ExpectedOk(g.Registry.Transact(g.owner, "setContractDomain", ToBytes32("BallotStorage"), ballotStorage)))
+
+	// initialize
+	require.NoError(t, g.ExpectedOk(g.NCPExitImp.Transact(g.owner, "initialize", registry)))
+	require.NoError(t, g.ExpectedOk(g.StakingImp.Transact(g.owner, "init", registry, []byte{})))
+	require.NoError(t, g.ExpectedOk(g.BallotStorageImp.Transact(g.owner, "initialize", registry)))
+	envNames, envValues := makeEnvParams(
+		EnvConstants.BLOCKS_PER,
+		EnvConstants.BALLOT_DURATION_MIN,
+		EnvConstants.BALLOT_DURATION_MAX,
+		EnvConstants.STAKING_MIN,
+		EnvConstants.STAKING_MAX,
+		EnvConstants.MAX_IDLE_BLOCK_INTERVAL,
+		EnvConstants.BLOCK_CREATION_TIME,
+		EnvConstants.BLOCK_REWARD_AMOUNT,
+		EnvConstants.MAX_PRIORITY_FEE_PER_GAS,
+		EnvConstants.BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER,
+		EnvConstants.BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD,
+		EnvConstants.BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM,
+		EnvConstants.BLOCK_REWARD_DISTRIBUTION_MAINTENANCE,
+		EnvConstants.MAX_BASE_FEE,
+		EnvConstants.BLOCK_GASLIMIT,
+		EnvConstants.BASE_FEE_MAX_CHANGE_RATE,
+		EnvConstants.GAS_TARGET_PERCENTAGE,
+	)
+	require.NoError(t, g.ExpectedOk(g.EnvStorageImp.Transact(g.owner, "initialize", registry, envNames, envValues)))
+
+	// staking
+	{
+		g.owner.Value = LOCK_AMOUNT
+		require.NoError(t, g.ExpectedOk(g.StakingImp.Transact(g.owner, "deposit")))
+		g.owner.Value = nil
+	}
+	node := g.nodeInfos[0]
+	require.NoError(t, g.ExpectedOk(g.GovImp.Transact(g.owner, "init", registry, LOCK_AMOUNT, node.name, node.enode, node.ip, node.port)))
+
+	return g
+}
+
+func (r *Governance) Deploy(address common.Address, tx *types.Transaction, contract *bind.BoundContract, err error) (common.Address, *bind.BoundContract, error) {
+	if err != nil {
+		return common.Address{}, nil, err
+	}
+	return address, contract, r.ExpectedOk(tx, err)
+}
+
+func (r *Governance) ExpectedOk(tx *types.Transaction, err error) error {
+	r.backend.Commit()
+	if err != nil {
+		return err
+	} else if receipt, err := bind.WaitMined(context.TODO(), r.backend, tx); err != nil {
+		return err
+	} else if receipt.Status != types.ReceiptStatusSuccessful {
+		panic(vm.ErrExecutionReverted)
+	} else {
+		return nil
+	}
+}
+
+func (r *Governance) ExpectedFail(tx *types.Transaction, err error) error {
+	r.backend.Commit()
+	if err != nil {
+		return err
+	} else if receipt, err := bind.WaitMined(context.TODO(), r.backend, tx); err != nil {
+		return err
+	} else if receipt.Status == types.ReceiptStatusSuccessful {
+		panic("execution not reverted")
+	} else {
+		return vm.ErrExecutionReverted
+	}
+}
+
+type MemberInfo struct {
+	Staker     common.Address `json:"staker"`
+	Voter      common.Address `json:"voter"`
+	Reward     common.Address `json:"reward"`
+	Name       []byte         `json:"name"`
+	Enode      []byte         `json:"enode"`
+	Ip         []byte         `json:"ip"`
+	Port       *big.Int       `json:"port"`
+	LockAmount *big.Int       `json:"lockAmount"`
+	Memo       []byte         `json:"memo"`
+	Duration   *big.Int       `json:"duration"`
+}
+
+type bindBackend interface {
+	bind.ContractBackend
+	bind.DeployBackend
+}
+
+type bindContract struct {
+	Bin []byte
+	Abi abi.ABI
+}
+
+func newBindContract(contract *compiler.Contract) (*bindContract, error) {
+	if contract == nil {
+		return nil, errors.New("nil contracts")
+	}
+
+	if parsedAbi, err := parseABI(contract.Info.AbiDefinition); err != nil {
+		return nil, err
+	} else {
+		code := contract.Code
+		if !strings.HasPrefix(code, "0x") {
+			code = "0x" + code
+		}
+		return &bindContract{Bin: hexutil.MustDecode(code), Abi: *parsedAbi}, err
+	}
+}
+
+func (bc *bindContract) New(backend bindBackend, address common.Address) *bind.BoundContract {
+	return bind.NewBoundContract(address, bc.Abi, backend, backend, backend)
+}
+
+func (bc *bindContract) Deploy(backend bindBackend, opts *bind.TransactOpts, args ...interface{}) (common.Address, *types.Transaction, *bind.BoundContract, error) {
+	return bind.DeployContract(opts, bc.Abi, bc.Bin, backend, args...)
+}
+
+var (
+	compiled compiledContract
+)
+
+func init() {
+	compiled.Compile("../contracts")
+}
+
+type compiledContract struct {
+	Registry,
+	Gov, GovImp,
+	NCPExit, NCPExitImp,
+	Staking, StakingImp,
+	BallotStorage, BallotStorageImp,
+	EnvStorage, EnvStorageImp *bindContract
+}
+
+func (c *compiledContract) Compile(root string) {
+	if contracts, err := compile.Compile("",
+		filepath.Join(root, "Registry.sol"),
+		filepath.Join(root, "Gov.sol"),
+		filepath.Join(root, "GovImp.sol"),
+		filepath.Join(root, "NCPExit.sol"),
+		filepath.Join(root, "NCPExitImp.sol"),
+		filepath.Join(root, "Staking.sol"),
+		filepath.Join(root, "StakingImp.sol"),
+		filepath.Join(root, "storage", "BallotStorage.sol"),
+		filepath.Join(root, "storage", "BallotStorageImp.sol"),
+		filepath.Join(root, "storage", "EnvStorage.sol"),
+		filepath.Join(root, "storage", "EnvStorageImp.sol"),
+	); err != nil {
+		panic(err)
+	} else {
+		if c.Registry, err = newBindContract(contracts["Registry"]); err != nil {
+			panic(err)
+		} else if c.Gov, err = newBindContract(contracts["Gov"]); err != nil {
+			panic(err)
+		} else if c.GovImp, err = newBindContract(contracts["GovImp"]); err != nil {
+			panic(err)
+		} else if c.NCPExit, err = newBindContract(contracts["NCPExit"]); err != nil {
+			panic(err)
+		} else if c.NCPExitImp, err = newBindContract(contracts["NCPExitImp"]); err != nil {
+			panic(err)
+		} else if c.Staking, err = newBindContract(contracts["Staking"]); err != nil {
+			panic(err)
+		} else if c.StakingImp, err = newBindContract(contracts["StakingImp"]); err != nil {
+			panic(err)
+		} else if c.BallotStorage, err = newBindContract(contracts["BallotStorage"]); err != nil {
+			panic(err)
+		} else if c.BallotStorageImp, err = newBindContract(contracts["BallotStorageImp"]); err != nil {
+			panic(err)
+		} else if c.EnvStorage, err = newBindContract(contracts["EnvStorage"]); err != nil {
+			panic(err)
+		} else if c.EnvStorageImp, err = newBindContract(contracts["EnvStorageImp"]); err != nil {
+			panic(err)
+		}
+	}
+}
+
+func parseABI(abiDefinition interface{}) (*abi.ABI, error) {
+	s, ok := abiDefinition.(string)
+	if !ok {
+		if bytes, err := json.Marshal(abiDefinition); err != nil {
+			return nil, err
+		} else {
+			s = string(bytes)
+		}
+	}
+	if abi, err := abi.JSON(strings.NewReader(s)); err != nil {
+		return nil, err
+	} else {
+		return &abi, nil
+	}
+}
diff --git a/wemix/governance-contract/test/gov_bind_test.go b/wemix/governance-contract/test/gov_bind_test.go
new file mode 100644
index 000000000000..1315edafc18b
--- /dev/null
+++ b/wemix/governance-contract/test/gov_bind_test.go
@@ -0,0 +1,114 @@
+package test
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/ethclient"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDeploy(t *testing.T) {
+	client, opts := func() (*backends.SimulatedBackend, *bind.TransactOpts) {
+		g := NewGovernance(t)
+		return g.backend, g.owner
+	}()
+	go func() {
+		for {
+			time.Sleep(1e9)
+			client.Commit()
+		}
+	}()
+	contracts, err := gov.DeployGovContracts(opts, client, nil)
+	require.NoError(t, err)
+	lockAmount := gov.DefaultInitEnvStorage.STAKING_MIN
+	gov.ExecuteInitialize(contracts, opts, client, lockAmount, gov.DefaultInitEnvStorage, gov.InitMembers{
+		{
+			Staker:  opts.From,
+			Voter:   opts.From,
+			Reward:  opts.From,
+			Name:    "name",
+			Enode:   "0x6f8a80d14311c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a0",
+			Ip:      "127.0.0.1",
+			Port:    8542,
+			Deposit: lockAmount,
+		},
+	})
+
+	checkMainnetEnvStorageValues(t, new(bind.CallOpts), contracts.EnvStorageImp)
+}
+
+func TestCheckMainnetEnvStorageValues(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	client, err := ethclient.DialContext(ctx, "https://api.wemix.com/")
+	require.NoError(t, err)
+
+	block, err := client.BlockByNumber(ctx, common.Big0)
+	require.NoError(t, err)
+
+	callOpts := &bind.CallOpts{Context: ctx}
+	contracts, err := gov.GetGovContractsByOwner(callOpts, client, block.Coinbase())
+	require.NoError(t, err)
+
+	checkMainnetEnvStorageValues(t, callOpts, contracts.EnvStorageImp)
+}
+
+func checkMainnetEnvStorageValues(t *testing.T, callOpts *bind.CallOpts, envStorage *gov.EnvStorageImp) {
+	BLOCKS_PER, _ := envStorage.GetBlocksPer(callOpts)
+	t.Log("BLOCKS_PER:", BLOCKS_PER)
+
+	BALLOT_DURATION_MIN, _ := envStorage.GetBallotDurationMin(callOpts)
+	t.Log("BALLOT_DURATION_MIN:", BALLOT_DURATION_MIN)
+
+	BALLOT_DURATION_MAX, _ := envStorage.GetBallotDurationMax(callOpts)
+	t.Log("BALLOT_DURATION_MAX:", BALLOT_DURATION_MAX)
+
+	STAKING_MIN, _ := envStorage.GetStakingMin(callOpts)
+	t.Log("STAKING_MIN:", STAKING_MIN)
+
+	STAKING_MAX, _ := envStorage.GetStakingMax(callOpts)
+	t.Log("STAKING_MAX:", STAKING_MAX)
+
+	MAX_IDLE_BLOCK_INTERVAL, _ := envStorage.GetMaxIdleBlockInterval(callOpts)
+	t.Log("MAX_IDLE_BLOCK_INTERVAL:", MAX_IDLE_BLOCK_INTERVAL)
+
+	BLOCK_CREATION_TIME, _ := envStorage.GetBlockCreationTime(callOpts)
+	t.Log("BLOCK_CREATION_TIME:", BLOCK_CREATION_TIME)
+
+	BLOCK_REWARD_AMOUNT, _ := envStorage.GetBlockRewardAmount(callOpts)
+	t.Log("BLOCK_REWARD_AMOUNT:", BLOCK_REWARD_AMOUNT)
+
+	MAX_PRIORITY_FEE_PER_GAS, _ := envStorage.GetMaxPriorityFeePerGas(callOpts)
+	t.Log("MAX_PRIORITY_FEE_PER_GAS:", MAX_PRIORITY_FEE_PER_GAS)
+
+	BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("blockRewardDistributionBlockProducer")))
+	t.Log("BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER:", BLOCK_REWARD_DISTRIBUTION_BLOCK_PRODUCER)
+
+	BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("blockRewardDistributionStakingReward")))
+	t.Log("BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD:", BLOCK_REWARD_DISTRIBUTION_STAKING_REWARD)
+
+	BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("blockRewardDistributionEcosystem")))
+	t.Log("BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM:", BLOCK_REWARD_DISTRIBUTION_ECOSYSTEM)
+
+	BLOCK_REWARD_DISTRIBUTION_MAINTENANCE, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("blockRewardDistributionMaintenance")))
+	t.Log("BLOCK_REWARD_DISTRIBUTION_MAINTENANCE:", BLOCK_REWARD_DISTRIBUTION_MAINTENANCE)
+
+	MAX_BASE_FEE, _ := envStorage.GetMaxBaseFee(callOpts)
+	t.Log("MAX_BASE_FEE:", MAX_BASE_FEE)
+
+	BLOCK_GASLIMIT, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("blockGasLimit")))
+	t.Log("BLOCK_GASLIMIT:", BLOCK_GASLIMIT)
+
+	BASE_FEE_MAX_CHANGE_RATE, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("baseFeeMaxChangeRate")))
+	t.Log("BASE_FEE_MAX_CHANGE_RATE:", BASE_FEE_MAX_CHANGE_RATE)
+
+	GAS_TARGET_PERCENTAGE, _ := envStorage.GetUint(callOpts, crypto.Keccak256Hash([]byte("gasTargetPercentage")))
+	t.Log("GAS_TARGET_PERCENTAGE:", GAS_TARGET_PERCENTAGE)
+}
diff --git a/wemix/governance-contract/test/gov_test.go b/wemix/governance-contract/test/gov_test.go
new file mode 100644
index 000000000000..f960ab2e7ba3
--- /dev/null
+++ b/wemix/governance-contract/test/gov_test.go
@@ -0,0 +1,3137 @@
+package test
+
+import (
+	"context"
+	"math/big"
+	"os"
+	"testing"
+	"time"
+
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/stretchr/testify/require"
+)
+
+func TestGov(t *testing.T) {
+	// for mute chain log
+	log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(0), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
+	callOpts := new(bind.CallOpts)
+
+	node1 := nodeInfo{
+		name:  []byte("name1"),
+		enode: hexutil.MustDecode("0x777777777711c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a0"),
+		ip:    []byte("127.0.0.2"),
+		port:  big.NewInt(8542),
+	}
+
+	node2 := nodeInfo{
+		name:  []byte("name2"),
+		enode: hexutil.MustDecode("0x888777777711c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a1"),
+		ip:    []byte("127.0.0.3"),
+		port:  big.NewInt(8542),
+	}
+
+	t.Run("Staker is voter", func(t *testing.T) {
+		t.Run("has enode and locked staking", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				locked          *big.Int
+				idx             *big.Int
+				name, enode, ip []uint8
+				port            *big.Int
+			)
+
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&locked}, "lockedBalanceOf", gov.owner.From))
+			require.Equal(t, LOCK_AMOUNT, locked)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&idx}, "getNodeIdxFromMember", gov.owner.From))
+			require.True(t, idx.Sign() != 0)
+			result := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &result, "getNode", idx))
+			name, enode, ip, port = result[0].([]byte), result[1].([]byte), result[2].([]byte), result[3].(*big.Int)
+			nodeinfo := gov.nodeInfos[0]
+			require.Equal(t, nodeinfo.name, name)
+			require.Equal(t, nodeinfo.enode, enode)
+			require.Equal(t, nodeinfo.ip, ip)
+			require.Equal(t, nodeinfo.port, port)
+		})
+		t.Run("cannot init twice", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			node := gov.nodeInfos[0]
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "init", gov.registry, LOCK_AMOUNT, node.name, node.enode, node.ip, node.port)),
+				"Initializable: contract is already initialized",
+			)
+		})
+		t.Run("cannot addProposal to add member self", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("cannot addProposal to add member with different voter", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			member := gov.owner.From
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     member,
+				Voter:      common.Address{1},
+				Reward:     member,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("cannot addProposal to add member with different reward", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			member := gov.owner.From
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     member,
+				Voter:      member,
+				Reward:     common.Address{1},
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("can addProposal to add member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1 := getTxOpt(t, "govMem1")
+			// staking first
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+			// proposal
+			node1 := nodeInfo{
+				name:  []byte("name1"),
+				enode: hexutil.MustDecode("0x777777777711c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a0"),
+				ip:    []byte("127.0.0.2"),
+				port:  big.NewInt(8542),
+			}
+			gov.nodeInfos = append(gov.nodeInfos, node1)
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			// check proposal
+			var (
+				length           *big.Int
+				creator          common.Address
+				memo             []byte
+				newStakerAddress common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+
+			ballot, ballotDetail := []interface{}{}, []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &ballot, "getBallotBasic", length))
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &ballotDetail, "getBallotMember", length))
+			creator, memo = ballot[3].(common.Address), ballot[4].([]byte)
+			newStakerAddress = ballotDetail[1].(common.Address)
+			require.Equal(t, gov.owner.From, creator)
+			require.Equal(t, []byte("memo1"), memo)
+			require.Equal(t, govMem1.From, newStakerAddress)
+
+			// govMem1 is not member yet
+			info.Memo = []byte("memo2")
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+		})
+		t.Run("cannot addProposal to remove non-member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1 := getTxOpt(t, "govMem1").From
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", govMem1, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int))),
+				"Non-member",
+			)
+		})
+		t.Run("cannot addProposal to remove a sole member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", gov.owner.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int))),
+				"Cannot remove a sole member",
+			)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				oldMember, oldVoter, oldReward common.Address
+				length                         *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+
+			require.Equal(t, gov.owner.From, oldReward)
+			node := gov.nodeInfos[0]
+			voter1 := getTxOpt(t, "voter1")
+			user1 := getTxOpt(t, "user1")
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting twice about node name", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				oldMember, oldVoter, oldReward common.Address
+				length                         *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+
+			require.Equal(t, gov.owner.From, oldMember)
+			require.Equal(t, gov.owner.From, oldVoter)
+			require.Equal(t, gov.owner.From, oldReward)
+			node := gov.nodeInfos[0]
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       []byte("name1"), // change
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+
+			info.Name = node.name
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting twice about enode", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				oldMember, oldVoter, oldReward common.Address
+				length                         *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+
+			require.Equal(t, gov.owner.From, oldMember)
+			require.Equal(t, gov.owner.From, oldVoter)
+			require.Equal(t, gov.owner.From, oldReward)
+			node := gov.nodeInfos[0]
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       []byte("name1"),
+				Enode:      node1.enode, // change
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+
+			info.Enode = node.enode
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting twice about ipport", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				oldMember, oldVoter, oldReward common.Address
+				length                         *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+
+			require.Equal(t, gov.owner.From, oldMember)
+			require.Equal(t, gov.owner.From, oldVoter)
+			require.Equal(t, gov.owner.From, oldReward)
+			node := gov.nodeInfos[0]
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       []byte("name1"),
+				Enode:      node.enode,
+				Ip:         node1.ip, // change
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+
+			info.Ip = node.ip
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting twice about import2", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				oldMember, oldVoter, oldReward common.Address
+				length                         *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+
+			require.Equal(t, gov.owner.From, oldMember)
+			require.Equal(t, gov.owner.From, oldVoter)
+			require.Equal(t, gov.owner.From, oldReward)
+			node := gov.nodeInfos[0]
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       []byte("name1"),
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node1.port, // change
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+
+			info.Port = node.port
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, gov.owner.From, newVoter)
+			require.Equal(t, gov.owner.From, newReward)
+		})
+		t.Run("cannot addProposal to change non-member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1, govMem2 := getTxOpt(t, "govMem1"), getTxOpt(t, "govMem2")
+			node := gov.nodeInfos[0]
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, govMem2.From, common.Big0, common.Big0)),
+				"Non-member",
+			)
+		})
+		t.Run("can addProposal to change governance", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			newGovImp, _, err := gov.Deploy(compiled.GovImp.Deploy(gov.backend, gov.owner))
+			require.NoError(t, err)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", newGovImp, []byte("memo"), big.NewInt(86400)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+		})
+		t.Run("can not addProposal to change governance using EOA", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", getTxOpt(t, "govMem1").From, []byte("memo"), big.NewInt(86400))),
+				"",
+			)
+		})
+		t.Run("can not addProposal to change governance using non-UUPS", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", gov.registry, []byte("memo"), big.NewInt(86400))),
+				"ERC1967Upgrade: new implementation is not UUPS",
+			)
+		})
+		t.Run("cannot addProposal to change governance with same address", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var govImp common.Address
+			require.NoError(t, gov.Gov.Call(callOpts, &[]interface{}{&govImp}, "implementation"))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", govImp, []byte("memo"), big.NewInt(86400))),
+				"Same contract address",
+			)
+		})
+		t.Run("cannot addProposal to change governance with zero address", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", common.Address{}, []byte("memo"), big.NewInt(86400))),
+				"Implementation cannot be zero",
+			)
+		})
+		t.Run("can addProposal to change environment", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Bytes32, []byte("value"), []byte("memo"), big.NewInt(86400)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big1, length)
+		})
+		t.Run("cannot addProposal to change environment with wrong type", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Invalid, []byte("value"), []byte("memo"), big.NewInt(86400))),
+				"Invalid type",
+			)
+		})
+		t.Run("can vote approval to add member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen, lock       *big.Int
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, common.Big2, memberLen)
+			require.Equal(t, memberLen, nodeLen)
+			require.Equal(t, LOCK_AMOUNT, lock)
+			require.Equal(t, govMem1.From, newMember)
+			require.Equal(t, govMem1.From, newVoter)
+			require.Equal(t, govMem1.From, newReward)
+		})
+		t.Run("cannot vote approval to add member with insufficient staking", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = new(big.Int).Div(LOCK_AMOUNT, common.Big2)
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+				memberLen   *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+		})
+		t.Run("can vote disapproval to deny adding member", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, false))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+				memberLen   *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, common.Big1, length)
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+		})
+		t.Run("can vote approval to change member totally", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, common.Big1, length)
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			var (
+				preDeployerAvail, preGovmem1Avail *big.Int
+			)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preDeployerAvail}, "availableBalanceOf", govMem1.From))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preGovmem1Avail}, "availableBalanceOf", govMem2.From))
+
+			info = MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo2"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, govMem1.From, LOCK_AMOUNT, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big2, true))
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", common.Big2, true))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, big.NewInt(3), length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen       *big.Int
+				memberAddr      common.Address
+				name, enode, ip []byte
+				port            *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberAddr}, "getMember", common.Big2))
+			getNode := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &getNode, "getNode", common.Big2))
+			require.Equal(t, common.Big2, memberLen)
+			require.Equal(t, govMem2.From, memberAddr)
+			name, enode, ip, port = getNode[0].([]byte), getNode[1].([]byte), getNode[2].([]byte), getNode[3].(*big.Int)
+			require.Equal(t, node1.name, name)
+			require.Equal(t, node1.enode, enode)
+			require.Equal(t, node1.ip, ip)
+			require.Equal(t, node1.port, port)
+
+			var (
+				nodeIdxFromDeployer, nodeIdxFromGovMem1 *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdxFromDeployer}, "getNodeIdxFromMember", govMem1.From))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdxFromGovMem1}, "getNodeIdxFromMember", govMem2.From))
+			require.True(t, nodeIdxFromDeployer.Sign() == 0)
+			require.Equal(t, common.Big2, nodeIdxFromGovMem1)
+
+			var (
+				postDeployerAvail, postGovmem1Avail *big.Int
+			)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postDeployerAvail}, "availableBalanceOf", govMem1.From))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postGovmem1Avail}, "availableBalanceOf", govMem2.From))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(postDeployerAvail, preDeployerAvail))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(preGovmem1Avail, postGovmem1Avail))
+		})
+		t.Run("can vote approval to change enode only without voting", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.True(t, length.Sign() == 0)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen       *big.Int
+				memberAddr      common.Address
+				name, enode, ip []byte
+				port            *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberAddr}, "getMember", common.Big1))
+			getNode := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &getNode, "getNode", common.Big1))
+			require.Equal(t, common.Big1, memberLen)
+			require.Equal(t, gov.owner.From, memberAddr)
+			name, enode, ip, port = getNode[0].([]byte), getNode[1].([]byte), getNode[2].([]byte), getNode[3].(*big.Int)
+			require.Equal(t, node1.name, name)
+			require.Equal(t, node1.enode, enode)
+			require.Equal(t, node1.ip, ip)
+			require.Equal(t, node1.port, port)
+		})
+		t.Run("cannot vote approval to change member with insufficient staking", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote approval to change governance", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			var (
+				getGasLimitAndBaseFee []interface{}
+				MBF                   *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &getGasLimitAndBaseFee, "getGasLimitAndBaseFee"))
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&MBF}, "getMaxBaseFee"))
+
+			newGovImp, _, err := gov.Deploy(compiled.GovImp.Deploy(gov.backend, gov.owner))
+			require.NoError(t, err)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeGov", newGovImp, []byte("memo"), big.NewInt(86400)))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var imp common.Address
+			require.NoError(t, gov.Gov.Call(callOpts, &[]interface{}{&imp}, "implementation"))
+			require.Equal(t, newGovImp, imp)
+
+			var (
+				newGetGasLimitAndBaseFee []interface{}
+				NEW_MBF                  *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &newGetGasLimitAndBaseFee, "getGasLimitAndBaseFee"))
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&NEW_MBF}, "getMaxBaseFee"))
+			require.Equal(t, getGasLimitAndBaseFee[0], newGetGasLimitAndBaseFee[0])
+			require.Equal(t, getGasLimitAndBaseFee[1], newGetGasLimitAndBaseFee[1])
+			require.Equal(t, getGasLimitAndBaseFee[2], newGetGasLimitAndBaseFee[2])
+			require.Equal(t, MBF, NEW_MBF)
+		})
+		t.Run("can vote approval to change environment", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			var (
+				blocksPer *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&blocksPer}, "getBlocksPer"))
+			require.NotEqual(t, big.NewInt(100), blocksPer)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&blocksPer}, "getBlocksPer"))
+			require.Equal(t, big.NewInt(100), blocksPer)
+		})
+		t.Run("cannot vote for a ballot already done", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true)),
+				"Expired",
+			)
+		})
+		t.Run("cannot add proposal during period time", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "setProposalTimePeriod", big.NewInt(60)))
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+					crypto.Keccak256Hash([]byte("blocksPer")),
+					EnvTypes.Uint,
+					hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+					[]byte("memo"),
+					big.NewInt(86400),
+				)), "Cannot add proposal too early",
+			)
+		})
+		t.Run("cannot addProposal to add member which is already reward", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			gov.nodeInfos = append(gov.nodeInfos, node1)
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			var (
+				ballotLength *big.Int
+				memberLength *big.Int
+			)
+			gov.GovImp.Call(callOpts, &[]interface{}{&ballotLength}, "ballotLength")
+			require.Equal(t, common.Big1, ballotLength)
+
+			gov.GovImp.Call(callOpts, &[]interface{}{&memberLength}, "getMemberLength")
+			node := gov.nodeInfos[0]
+			info = MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			gov.GovImp.Call(callOpts, &[]interface{}{&ballotLength}, "ballotLength")
+			require.Equal(t, common.Big2, ballotLength)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLength))
+			require.Equal(t, gov.owner.From, newMember)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLength))
+			require.Equal(t, gov.owner.From, newVoter)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLength))
+			require.Equal(t, govMem1.From, newReward)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.Equal(t, memberLen, nodeLen)
+
+			var (
+				lock, bal *big.Int
+			)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.True(t, lock.Sign() == 0)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&bal}, "balanceOf", govMem1.From))
+			require.Equal(t, LOCK_AMOUNT, bal)
+		})
+		t.Run("cannot addProposal to change member which is already reward", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var memberLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			info = MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.Equal(t, gov.owner.From, newMember)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.Equal(t, gov.owner.From, newVoter)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, govMem1.From, newReward)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+
+			var (
+				/* memberLen */ nodeLen, lock, bal *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, memberLen, nodeLen)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.True(t, lock.Sign() == 0)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&bal}, "balanceOf", govMem1.From))
+			require.Equal(t, LOCK_AMOUNT, bal)
+		})
+	})
+	t.Run("Staker is not a voter", func(t *testing.T) {
+		deployGovernance := func(t *testing.T) (gov *Governance, voter *bind.TransactOpts) {
+			gov = NewGovernance(t).DeployContracts(t)
+			voter = getTxOpt(t, "voter")
+			user1 := getTxOpt(t, "user1")
+			balance, err := gov.backend.BalanceAt(context.TODO(), gov.owner.From, nil)
+			require.NoError(t, err)
+
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Div(balance, common.Big2), &voter.From))
+
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			return
+		}
+		t.Run("cannot addProposal to add member self", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("cannot addProposal to add member with different voter", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter.From,
+				Reward:     gov.owner.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("cannot addProposal to add member with same voter", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     voter.From,
+				Voter:      voter.From,
+				Reward:     voter.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("cannot addProposal to add member with same reward", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			user1 := getTxOpt(t, "user1")
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     user1.From,
+				Voter:      user1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToAddMember", info)),
+				"Already member",
+			)
+		})
+		t.Run("can addProposal to add member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			govMem1 := getTxOpt(t, "govMem1")
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+
+			var (
+				length           *big.Int
+				creator          common.Address
+				memo             []byte
+				newStakerAddress common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+			ballot, ballotDetail := []interface{}{}, []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &ballot, "getBallotBasic", length))
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &ballotDetail, "getBallotMember", length))
+			creator, memo, newStakerAddress = ballot[3].(common.Address), ballot[4].([]byte), ballotDetail[1].(common.Address)
+			require.Equal(t, voter.From, creator)
+			require.Equal(t, []byte("memo"), memo)
+			require.Equal(t, govMem1.From, newStakerAddress)
+
+			info = MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, big.NewInt(3), length)
+		})
+		t.Run("cannot addProposal to remove non-member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			govMem1 := getTxOpt(t, "govMem1")
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int))),
+				"Non-member",
+			)
+		})
+		t.Run("cannot addProposal to remove a sole member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToRemoveMember", gov.owner.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int))),
+				"Cannot remove a sole member",
+			)
+		})
+		t.Run("can addProposal to change member's other addresses self without voting", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			voter1 := getTxOpt(t, "voter1")
+			user1 := getTxOpt(t, "user1")
+			var (
+				oldMember, oldVoter, oldReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&oldReward}, "getReward", common.Big1))
+			require.Equal(t, user1.From, oldReward)
+
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", common.Big1))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, newMember)
+			require.Equal(t, voter1.From, newVoter)
+			require.Equal(t, user1.From, newReward)
+		})
+		t.Run("cannot addProposal to change member's other addresses which is already member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen, lock       *big.Int
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, govMem1.From, newMember)
+			require.Equal(t, govMem1.From, newVoter)
+			require.Equal(t, govMem1.From, newReward)
+
+			node := gov.nodeInfos[0]
+			info = MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      govMem1.From,
+				Reward:     getTxOpt(t, "user1").From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0)),
+				"Already a member",
+			)
+		})
+		t.Run("cannot addProposal to add member which is already voter", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			var memberLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+
+			node := gov.nodeInfos[0]
+			user1 := getTxOpt(t, "user1")
+			info = MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      govMem1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.Equal(t, gov.owner.From, newMember)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.Equal(t, govMem1.From, newVoter)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, user1.From, newReward)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big1))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				/*memberLen*/ nodeLen, lock, bal *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, memberLen, nodeLen)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.True(t, lock.Sign() == 0)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&bal}, "balanceOf", govMem1.From))
+			require.Equal(t, LOCK_AMOUNT, bal)
+		})
+		t.Run("cannot addProposal to change member which is already voter", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var memberLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+
+			user1 := getTxOpt(t, "user1")
+			info = MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      govMem1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+
+			var (
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.Equal(t, gov.owner.From, newMember)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.Equal(t, govMem1.From, newVoter)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, user1.From, newReward)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+
+			var (
+				/*memberLen*/ nodeLen, lock, bal *big.Int
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, memberLen, nodeLen)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.True(t, lock.Sign() == 0)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&bal}, "balanceOf", govMem1.From))
+			require.Equal(t, LOCK_AMOUNT, bal)
+		})
+		t.Run("cannot addProposal to change non-member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			govMem1, govMem2 := getTxOpt(t, "govMem1"), getTxOpt(t, "govMem2")
+
+			node := gov.nodeInfos[0]
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, govMem2.From, common.Big0, common.Big0)),
+				"Non-member",
+			)
+		})
+		t.Run("can addProposal to change governance", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			newGovImp, _, err := gov.Deploy(compiled.GovImp.Deploy(gov.backend, gov.owner))
+			require.NoError(t, err)
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeGov", newGovImp, []byte("memo"), big.NewInt(86400)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+		})
+		t.Run("can not addProposal to change governance using EOA", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeGov", getTxOpt(t, "govMem1").From, []byte("memo"), big.NewInt(86400))),
+				"",
+			)
+		})
+		t.Run("can not addProposal to change governance using non-UUPS", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeGov", gov.registry, []byte("memo"), big.NewInt(86400))),
+				"ERC1967Upgrade: new implementation is not UUPS",
+			)
+		})
+		t.Run("cannot addProposal to change governance with same address", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			var govImp common.Address
+			require.NoError(t, gov.Gov.Call(callOpts, &[]interface{}{&govImp}, "implementation"))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeGov", govImp, []byte("memo"), big.NewInt(86400))),
+				"Same contract address",
+			)
+		})
+		t.Run("cannot addProposal to change governance with zero address", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeGov", common.Address{}, []byte("memo"), big.NewInt(86400))),
+				"Implementation cannot be zero",
+			)
+		})
+		t.Run("can addProposal to change environment", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Bytes32, []byte("value"), []byte("memo"), big.NewInt(86400)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+		})
+		t.Run("cannot addProposal to change environment with wrong type", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Invalid, []byte("value"), []byte("memo"), big.NewInt(86400))),
+				"Invalid type",
+			)
+		})
+		t.Run("can vote approval to add member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen, lock       *big.Int
+				newMember, newVoter, newReward common.Address
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&lock}, "lockedBalanceOf", govMem1.From))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newMember}, "getMember", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newVoter}, "getVoter", memberLen))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&newReward}, "getReward", memberLen))
+			require.Equal(t, common.Big2, memberLen)
+			require.Equal(t, memberLen, nodeLen)
+			require.Equal(t, LOCK_AMOUNT, lock)
+			require.Equal(t, govMem1.From, newMember)
+			require.Equal(t, govMem1.From, newVoter)
+			require.Equal(t, govMem1.From, newReward)
+		})
+		t.Run("cannot vote approval to add member with insufficient staking", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = new(big.Int).Div(LOCK_AMOUNT, common.Big2)
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+
+				memberLen *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+		})
+		t.Run("can vote disapproval to deny adding member", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, false))
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote approval to change member totally", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, common.Big1, length)
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			var (
+				preDeployerAvail, preGovmem1Avail *big.Int
+			)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preDeployerAvail}, "availableBalanceOf", govMem1.From))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preGovmem1Avail}, "availableBalanceOf", govMem2.From))
+
+			info = MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo2"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, govMem1.From, LOCK_AMOUNT, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big3, true))
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", common.Big3, true))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, big.NewInt(3), length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big3))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen       *big.Int
+				memberAddr      common.Address
+				name, enode, ip []byte
+				port            *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberAddr}, "getMember", common.Big2))
+			getNode := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &getNode, "getNode", common.Big2))
+			require.Equal(t, common.Big2, memberLen)
+			require.Equal(t, govMem2.From, memberAddr)
+			name, enode, ip, port = getNode[0].([]byte), getNode[1].([]byte), getNode[2].([]byte), getNode[3].(*big.Int)
+			require.Equal(t, node1.name, name)
+			require.Equal(t, node1.enode, enode)
+			require.Equal(t, node1.ip, ip)
+			require.Equal(t, node1.port, port)
+
+			var (
+				nodeIdxFromDeployer, nodeIdxFromGovMem1 *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdxFromDeployer}, "getNodeIdxFromMember", govMem1.From))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdxFromGovMem1}, "getNodeIdxFromMember", govMem2.From))
+			require.True(t, nodeIdxFromDeployer.Sign() == 0)
+			require.Equal(t, common.Big2, nodeIdxFromGovMem1)
+
+			var (
+				postDeployerAvail, postGovmem1Avail *big.Int
+			)
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postDeployerAvail}, "availableBalanceOf", govMem1.From))
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postGovmem1Avail}, "availableBalanceOf", govMem2.From))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(postDeployerAvail, preDeployerAvail))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(preGovmem1Avail, postGovmem1Avail))
+		})
+		t.Run("can vote approval to change enode only without voting", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			info := MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      gov.owner.From,
+				Reward:     gov.owner.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen       *big.Int
+				memberAddr      common.Address
+				name, enode, ip []byte
+				port            *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberAddr}, "getMember", common.Big1))
+			getNode := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &getNode, "getNode", common.Big1))
+			require.Equal(t, common.Big1, memberLen)
+			require.Equal(t, gov.owner.From, memberAddr)
+			name, enode, ip, port = getNode[0].([]byte), getNode[1].([]byte), getNode[2].([]byte), getNode[3].(*big.Int)
+			require.Equal(t, node1.name, name)
+			require.Equal(t, node1.enode, enode)
+			require.Equal(t, node1.ip, ip)
+			require.Equal(t, node1.port, port)
+		})
+		t.Run("cannot vote approval to change member with insufficient staking", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote approval to change governance", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			var (
+				getGasLimitAndBaseFee []interface{}
+				MBF                   *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &getGasLimitAndBaseFee, "getGasLimitAndBaseFee"))
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&MBF}, "getMaxBaseFee"))
+
+			newGovImp, _, err := gov.Deploy(compiled.GovImp.Deploy(gov.backend, gov.owner))
+			require.NoError(t, err)
+
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeGov", newGovImp, []byte("memo"), big.NewInt(86400)))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var imp common.Address
+			require.NoError(t, gov.Gov.Call(callOpts, &[]interface{}{&imp}, "implementation"))
+			require.Equal(t, newGovImp, imp)
+
+			var (
+				newGetGasLimitAndBaseFee []interface{}
+				NEW_MBF                  *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &newGetGasLimitAndBaseFee, "getGasLimitAndBaseFee"))
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&NEW_MBF}, "getMaxBaseFee"))
+			require.Equal(t, getGasLimitAndBaseFee[0], newGetGasLimitAndBaseFee[0])
+			require.Equal(t, getGasLimitAndBaseFee[1], newGetGasLimitAndBaseFee[1])
+			require.Equal(t, getGasLimitAndBaseFee[2], newGetGasLimitAndBaseFee[2])
+			require.Equal(t, MBF, NEW_MBF)
+		})
+		t.Run("can vote approval to change environment", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+			var (
+				blocksPer *big.Int
+			)
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&blocksPer}, "getBlocksPer"))
+			require.NotEqual(t, big.NewInt(100), blocksPer)
+
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+
+			var (
+				length      *big.Int
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			require.NoError(t, gov.EnvStorageImp.Call(callOpts, &[]interface{}{&blocksPer}, "getBlocksPer"))
+			require.Equal(t, big.NewInt(100), blocksPer)
+		})
+		t.Run("cannot vote for a ballot already done", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "vote", common.Big2, true)),
+				"Expired",
+			)
+		})
+		t.Run("cannot vote for a ballot already staker done", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big2, true))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "vote", common.Big2, true)),
+				"Expired",
+			)
+		})
+		t.Run("cannot vote for a ballot already voter done", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = new(big.Int).Sub(LOCK_AMOUNT, big.NewInt(1000000000))
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo1"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeMember", info, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", common.Big2, true))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "vote", common.Big2, true)),
+				"Expired",
+			)
+		})
+		t.Run("cannot add proposal during period time", func(t *testing.T) {
+			gov, voter := deployGovernance(t)
+
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				big.NewInt(86400),
+			))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "setProposalTimePeriod", big.NewInt(60)))
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter, "addProposalToChangeEnv",
+					crypto.Keccak256Hash([]byte("blocksPer")),
+					EnvTypes.Uint,
+					hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+					[]byte("memo"),
+					big.NewInt(86400),
+				)), "Cannot add proposal too early",
+			)
+		})
+	})
+	t.Run("Two Member", func(t *testing.T) {
+		deployGovernance := func(t *testing.T) (gov *Governance, govMem1 *bind.TransactOpts) {
+			gov = NewGovernance(t).DeployContracts(t)
+			govMem1 = getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem1, "deposit"))
+			govMem1.Value = nil
+
+			info := MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", info))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var memberLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big2, memberLen)
+
+			gov.nodeInfos = append(gov.nodeInfos, node1)
+			return
+		}
+		t.Run("cannot vote with changed voter address", func(t *testing.T) {
+			gov, _ := deployGovernance(t)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Bytes32, []byte("value"), []byte("memo"), big.NewInt(86400)))
+			var (
+				ballotIdx *big.Int
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&ballotIdx}, "ballotLength"))
+
+			node := gov.nodeInfos[0]
+			voter, voter1, user1 := getTxOpt(t, "voter"), getTxOpt(t, "voter1"), getTxOpt(t, "user1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &voter.From))
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &voter1.From))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}, gov.owner.From, common.Big0, common.Big0))
+			gov.ExpectedOk(gov.GovImp.Transact(voter, "vote", ballotIdx, true))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", MemberInfo{
+				Staker:     gov.owner.From,
+				Voter:      voter1.From,
+				Reward:     user1.From,
+				Name:       node.name,
+				Enode:      node.enode,
+				Ip:         node.ip,
+				Port:       node.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}, gov.owner.From, common.Big0, common.Big0))
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(voter1, "vote", ballotIdx, true)),
+				"already voted",
+			)
+		})
+		t.Run("cannot addProposal to add member self", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+			node := gov.nodeInfos[0]
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToAddMember",
+					MemberInfo{
+						Staker:     govMem1.From,
+						Voter:      govMem1.From,
+						Reward:     govMem1.From,
+						Name:       node.name,
+						Enode:      node.enode,
+						Ip:         node.ip,
+						Port:       node.port,
+						LockAmount: LOCK_AMOUNT,
+						Memo:       []byte("memo1"),
+						Duration:   big.NewInt(86400),
+					},
+				)), "Already member",
+			)
+		})
+		t.Run("can addProposal to remove member", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+		})
+		t.Run("can addProposal to add member where info is the removed member's with same govMem", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can addProposal to add member where info is the removed member's", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			t.Log("member removed")
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			node1 := gov.nodeInfos[1]
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote to add member", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node2.name,
+				Enode:      node2.enode,
+				Ip:         node2.ip,
+				Port:       node2.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote to deny adding member", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node2.name,
+				Enode:      node2.enode,
+				Ip:         node2.ip,
+				Port:       node2.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, false))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, false))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("can vote to remove first member", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			var preAvail, postAvail *big.Int
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preAvail}, "availableBalanceOf", gov.owner.From))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", gov.owner.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen, nodeIdx, nodeIdx2 *big.Int
+				isMem                                 bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&isMem}, "isMember", gov.owner.From))
+			require.False(t, isMem)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, common.Big1, nodeLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdx}, "getNodeIdxFromMember", gov.owner.From))
+			require.True(t, nodeIdx.Sign() == 0)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdx2}, "getNodeIdxFromMember", govMem1.From))
+			require.Equal(t, common.Big1, nodeIdx2)
+
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postAvail}, "availableBalanceOf", gov.owner.From))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(postAvail, preAvail))
+		})
+		t.Run("can vote to remove last member", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			var preAvail, postAvail *big.Int
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&preAvail}, "availableBalanceOf", gov.owner.From))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int)))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, true))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Accepted, state)
+			require.True(t, isFinalized)
+
+			var (
+				memberLen, nodeLen, nodeIdx, nodeIdx2 *big.Int
+				isMem                                 bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big1, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&isMem}, "isMember", govMem1.From))
+			require.False(t, isMem)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeLen}, "getNodeLength"))
+			require.Equal(t, common.Big1, nodeLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdx}, "getNodeIdxFromMember", govMem1.From))
+			require.True(t, nodeIdx.Sign() == 0)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&nodeIdx2}, "getNodeIdxFromMember", gov.owner.From))
+			require.Equal(t, common.Big1, nodeIdx2)
+
+			require.NoError(t, gov.StakingImp.Call(callOpts, &[]interface{}{&postAvail}, "availableBalanceOf", govMem1.From))
+			require.Equal(t, LOCK_AMOUNT, new(big.Int).Sub(postAvail, preAvail))
+		})
+		t.Run("cannot vote simultaneously", func(t *testing.T) {
+			gov, _ := deployGovernance(t)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node2.name,
+				Enode:      node2.enode,
+				Ip:         node2.ip,
+				Port:       node2.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			govMem3 := getTxOpt(t, "govMem3")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem3.From))
+			govMem3.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem3, "deposit"))
+			govMem3.Value = nil
+
+			node3 := nodeInfo{
+				name:  []byte("name3"),
+				enode: hexutil.MustDecode("0x999777777711c39f35f516fa664deaaaa13e85b2f7493f37f6144d86991ec012937307647bd3b9a82abe2974e1407241d54947bbb39763a4cac9f77166ad92a1"),
+				ip:    []byte("127.0.0.4"),
+				port:  big.NewInt(8542),
+			}
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem3.From,
+				Voter:      govMem3.From,
+				Reward:     govMem3.From,
+				Name:       node3.name,
+				Enode:      node3.enode,
+				Ip:         node3.ip,
+				Port:       node3.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", new(big.Int).Sub(length, common.Big1), true))
+			var inVoting *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "vote", length, true)),
+				"Now in voting with different ballot",
+			)
+		})
+		t.Run("vote is ended when the sum of voting power is max", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			govMem2 := getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Mul(LOCK_AMOUNT, common.Big2), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(govMem2, "deposit"))
+			govMem2.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node2.name,
+				Enode:      node2.enode,
+				Ip:         node2.ip,
+				Port:       node2.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "ballotLength"))
+			require.Equal(t, common.Big2, length)
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", length, true))
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.ExpectedOk(gov.GovImp.Transact(govMem1, "vote", length, false))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0, inVoting)
+			getBallotState = []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.Rejected, state)
+			require.True(t, isFinalized)
+		})
+		t.Run("cannot vote approval when the voting is ended", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			delay_time := big.NewInt(86400)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				delay_time,
+			))
+			var ballotLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&ballotLen}, "ballotLength"))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", ballotLen, true))
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big2, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.backend.AdjustTime(time.Second * time.Duration(new(big.Int).Mul(delay_time, big.NewInt(2000)).Int64()))
+			gov.backend.Commit()
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "vote", ballotLen, false)),
+				"Expired",
+			)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "finalizeEndedVote"))
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+		})
+		t.Run("Non member cannot end voting", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+
+			delay_time := big.NewInt(86400)
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToChangeEnv",
+				crypto.Keccak256Hash([]byte("blocksPer")),
+				EnvTypes.Uint,
+				hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000064"), // 32bytes, 100
+				[]byte("memo"),
+				delay_time,
+			))
+			var ballotLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&ballotLen}, "ballotLength"))
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", ballotLen, true))
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big2, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, length, inVoting)
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", length))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.Equal(t, BallotStates.InProgress, state)
+			require.False(t, isFinalized)
+
+			gov.backend.AdjustTime(time.Second * time.Duration(new(big.Int).Mul(delay_time, big.NewInt(2000)).Int64()))
+			gov.backend.Commit()
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "vote", ballotLen, false)),
+				"Expired",
+			)
+			govMem3 := getTxOpt(t, "getMem3")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &govMem3.From))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem3, "finalizeEndedVote")),
+				"No Permission",
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.Equal(t, ballotLen, inVoting)
+		})
+		t.Run("reject proposal without voting about changing voter address if voter is already registered", func(t *testing.T) {
+			gov, govMem1 := deployGovernance(t)
+			node := gov.nodeInfos[0]
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(gov.owner, "addProposalToChangeMember", MemberInfo{
+					Staker:     gov.owner.From,
+					Voter:      govMem1.From,
+					Reward:     gov.owner.From,
+					Name:       node.name,
+					Enode:      node.enode,
+					Ip:         node.ip,
+					Port:       node.port,
+					LockAmount: LOCK_AMOUNT,
+					Memo:       []byte("memo1"),
+					Duration:   big.NewInt(86400),
+				}, gov.owner.From, common.Big0, common.Big0)),
+				"Already a member",
+			)
+			var length *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&length}, "voteLength"))
+			require.Equal(t, common.Big1, length)
+
+			var (
+				inVoting    *big.Int
+				state       *big.Int
+				isFinalized bool
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&inVoting}, "getBallotInVoting"))
+			require.True(t, inVoting.Sign() == 0)
+
+			getBallotState := []interface{}{}
+			require.NoError(t, gov.BallotStorageImp.Call(callOpts, &getBallotState, "getBallotState", common.Big2))
+			state, isFinalized = getBallotState[1].(*big.Int), getBallotState[2].(bool)
+			require.True(t, state.Sign() == 0)
+			require.False(t, isFinalized)
+
+			var (
+				memberLen                         *big.Int
+				memberAddr, voterAddr, rewardAddr common.Address
+			)
+
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big2, memberLen)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberAddr}, "getMember", common.Big1))
+			require.Equal(t, gov.owner.From, memberAddr)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&voterAddr}, "getVoter", common.Big1))
+			require.Equal(t, gov.owner.From, voterAddr)
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&rewardAddr}, "getReward", common.Big1))
+			require.Equal(t, gov.owner.From, rewardAddr)
+
+			var (
+				name, enode, ip []byte
+				port            *big.Int
+			)
+			getNode := []interface{}{}
+			require.NoError(t, gov.GovImp.Call(callOpts, &getNode, "getNode", common.Big1))
+			name, enode, ip, port = getNode[0].([]byte), getNode[1].([]byte), getNode[2].([]byte), getNode[3].(*big.Int)
+			require.Equal(t, node.name, name)
+			require.Equal(t, node.enode, enode)
+			require.Equal(t, node.ip, ip)
+			require.Equal(t, node.port, port)
+		})
+	})
+	t.Run("Others", func(t *testing.T) {
+		t.Run("cannot init", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1 := getTxOpt(t, "govMem1")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem1.From,
+				Voter:      govMem1.From,
+				Reward:     govMem1.From,
+				Name:       node1.name,
+				Enode:      node1.enode,
+				Ip:         node1.ip,
+				Port:       node1.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "vote", common.Big1, true))
+
+			var memberLen *big.Int
+			require.NoError(t, gov.GovImp.Call(callOpts, &[]interface{}{&memberLen}, "getMemberLength"))
+			require.Equal(t, common.Big2, memberLen)
+
+			node := gov.nodeInfos[0]
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "init", gov.registry, LOCK_AMOUNT, node.name, node.enode, node.ip, node.port)),
+				"Initializable: contract is already initialized",
+			)
+		})
+		t.Run("cannot addProposal", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1, govMem2 := getTxOpt(t, "govMem1"), getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &govMem1.From))
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &govMem2.From))
+
+			node := gov.nodeInfos[0]
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToAddMember", MemberInfo{
+					Staker:     govMem1.From,
+					Voter:      govMem1.From,
+					Reward:     govMem1.From,
+					Name:       node.name,
+					Enode:      node.enode,
+					Ip:         node.ip,
+					Port:       node.port,
+					LockAmount: LOCK_AMOUNT,
+					Memo:       []byte("memo"),
+					Duration:   big.NewInt(86400),
+				})),
+				"No Permission",
+			)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToRemoveMember", govMem1.From, LOCK_AMOUNT, []byte("memo1"), big.NewInt(86400), LOCK_AMOUNT, new(big.Int))),
+				"No Permission",
+			)
+
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem1.From))
+			govMem1.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem1"), "deposit"))
+			govMem1.Value = nil
+
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToChangeMember", MemberInfo{
+					Staker:     govMem2.From,
+					Voter:      govMem2.From,
+					Reward:     govMem2.From,
+					Name:       node1.name,
+					Enode:      node1.enode,
+					Ip:         node1.ip,
+					Port:       node1.port,
+					LockAmount: LOCK_AMOUNT,
+					Memo:       []byte("memo"),
+					Duration:   big.NewInt(86400),
+				}, govMem1.From, common.Big0, common.Big0)),
+				"No Permission",
+			)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToChangeGov", govMem1.From, []byte("memo"), big.NewInt(86400))),
+				"No Permission",
+			)
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "addProposalToChangeEnv", ToBytes32("key"), EnvTypes.Bytes32, []byte("value"), []byte("memo"), big.NewInt(86400))),
+				"No Permission",
+			)
+		})
+		t.Run("cannot vote", func(t *testing.T) {
+			gov := NewGovernance(t).DeployContracts(t)
+			govMem1, govMem2 := getTxOpt(t, "govMem1"), getTxOpt(t, "govMem2")
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, towei(1), &govMem1.From))
+			gov.ExpectedOk(TransferCoin(gov.backend, gov.owner, new(big.Int).Add(LOCK_AMOUNT, towei(1)), &govMem2.From))
+			govMem2.Value = LOCK_AMOUNT
+			gov.ExpectedOk(gov.StakingImp.Transact(getTxOpt(t, "govMem2"), "deposit"))
+			govMem2.Value = nil
+
+			gov.ExpectedOk(gov.GovImp.Transact(gov.owner, "addProposalToAddMember", MemberInfo{
+				Staker:     govMem2.From,
+				Voter:      govMem2.From,
+				Reward:     govMem2.From,
+				Name:       node2.name,
+				Enode:      node2.enode,
+				Ip:         node2.ip,
+				Port:       node2.port,
+				LockAmount: LOCK_AMOUNT,
+				Memo:       []byte("memo"),
+				Duration:   big.NewInt(86400),
+			}))
+			ExpectedRevert(t,
+				gov.ExpectedFail(gov.GovImp.Transact(govMem1, "vote", common.Big1, true)),
+				"No Permission",
+			)
+		})
+	})
+}
diff --git a/wemix/governance-contract/test/utils.go b/wemix/governance-contract/test/utils.go
new file mode 100644
index 000000000000..db02f6532450
--- /dev/null
+++ b/wemix/governance-contract/test/utils.go
@@ -0,0 +1,236 @@
+package test
+
+import (
+	"context"
+	"fmt"
+	"math/big"
+	"strings"
+	"sync"
+	"testing"
+
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/stretchr/testify/require"
+)
+
+type allErrorsType map[[4]byte]abi.Error
+
+var (
+	allErrorsLock = sync.RWMutex{}
+	allErrors     = allErrorsType{} // eventID => abi.Event
+)
+
+func collectErrors(errors map[string]abi.Error) error {
+	for _, e := range errors {
+		func() {
+			allErrorsLock.Lock()
+			defer allErrorsLock.Unlock()
+			sig := [4]byte{}
+			copy(sig[:], e.ID[:4])
+			if _, ok := allErrors[sig]; !ok {
+				allErrors[sig] = e
+			}
+		}()
+	}
+	return nil
+}
+
+type RevertError struct {
+	ABI    abi.Error
+	Output interface{}
+}
+
+func (r *RevertError) Error() string {
+	return fmt.Sprintf("%s: %s %v", vm.ErrExecutionReverted, r.ABI.Sig, r.Output)
+}
+
+func UnpackError(err error) error {
+	if err == nil {
+		return nil
+	}
+
+	var result []byte
+	if revert, ok := err.(interface {
+		ErrorData() interface{}
+	}); !ok {
+		return err
+	} else if data, ok := revert.ErrorData().(string); !ok {
+		return err
+	} else if bytes, decodeErr := hexutil.Decode(data); decodeErr != nil {
+		return err
+	} else {
+		result = bytes
+	}
+
+	sig := [4]byte{}
+	copy(sig[:], result[:4])
+	if errABI, ok := allErrors[sig]; !ok {
+		return err
+	} else if output, unpackErr := errABI.Unpack(result); unpackErr != nil {
+		return err
+	} else {
+		return &RevertError{errABI, output}
+	}
+}
+
+func ExpectedRevert(t *testing.T, err error, args ...interface{}) {
+	require.Error(t, err)
+	length := len(args)
+	if revert, ok := err.(*RevertError); ok {
+		if length > 0 {
+			name, ok := args[0].(string)
+			require.True(t, ok)
+			require.Equal(t, revert.ABI.Name, name)
+		}
+		if length > 1 {
+			output, ok := revert.Output.([]interface{})
+			require.True(t, ok)
+			for i := 1; i < length; i++ {
+				arg := args[i]
+				if arg != nil {
+					require.Equal(t, args[i], output[i-1])
+				}
+			}
+		}
+	} else {
+		if length > 0 {
+			errStr := strings.TrimLeft(err.Error(), vm.ErrExecutionReverted.Error()+":")
+			message, ok := args[0].(string)
+			require.True(t, ok)
+			require.Equal(t, strings.TrimSpace(message), strings.TrimSpace(errStr))
+		}
+	}
+}
+
+func ToBytes32(str string) [32]byte {
+	bytes := []byte(str)
+	if len(bytes) > 32 {
+		bytes = bytes[:32]
+	}
+	var copied = [32]byte{}
+	copy(copied[:], bytes)
+	return copied
+}
+
+var eoas = make(map[string]*bind.TransactOpts)
+
+func getTxOpt(t *testing.T, alias string) *bind.TransactOpts {
+	if eoa, ok := eoas[alias]; ok {
+		return eoa
+	} else {
+		pk, err := crypto.GenerateKey()
+		require.NoError(t, err)
+		opts, err := bind.NewKeyedTransactorWithChainID(pk, params.AllEthashProtocolChanges.ChainID)
+		require.NoError(t, err)
+		eoas[alias] = opts
+		return opts
+	}
+}
+
+type IBackend interface {
+	bind.ContractBackend
+	bind.DeployBackend
+	SuggestGasTipCap(context.Context) (*big.Int, error)
+}
+
+func CreateDynamicTx(backend IBackend, opts *bind.TransactOpts, to *common.Address, input []byte) (*types.Transaction, error) {
+	// Normalize value
+	value := opts.Value
+	if value == nil {
+		value = new(big.Int)
+	}
+	// Estimate TipCap
+	gasTipCap := opts.GasTipCap
+	if gasTipCap == nil {
+		tip, err := backend.SuggestGasTipCap(ensureContext(opts.Context))
+		if err != nil {
+			return nil, err
+		}
+		gasTipCap = tip
+	}
+	// Estimate FeeCap
+	gasFeeCap := opts.GasFeeCap
+	if gasFeeCap == nil {
+		gasFeeCap = new(big.Int).Add(gasTipCap, big.NewInt(1e9)) // 101gwei is recommended for maxFeeCap
+	}
+	if gasFeeCap.Cmp(gasTipCap) < 0 {
+		return nil, fmt.Errorf("maxFeePerGas (%v) < maxPriorityFeePerGas (%v)", gasFeeCap, gasTipCap)
+	}
+	// Estimate GasLimit
+	gasLimit := opts.GasLimit
+	if opts.GasLimit == 0 {
+		var err error
+		gasLimit, err = estimateGasLimit(backend, opts, to, input, nil, gasTipCap, gasFeeCap, value)
+		if err != nil {
+			return nil, err
+		}
+	}
+	// create the transaction
+	nonce, err := getNonce(backend, opts)
+	if err != nil {
+		return nil, err
+	}
+
+	baseTx := &types.DynamicFeeTx{
+		To:        to,
+		Nonce:     nonce,
+		GasFeeCap: gasFeeCap,
+		GasTipCap: gasTipCap,
+		Gas:       gasLimit,
+		Value:     value,
+		Data:      input,
+	}
+
+	return opts.Signer(opts.From, types.NewTx(baseTx))
+}
+
+func TransferCoin(backend IBackend, opts *bind.TransactOpts, value *big.Int, to *common.Address) (*types.Transaction, error) {
+	opts.Value = value
+	defer func() { opts.Value = nil }()
+	if tx, err := CreateDynamicTx(backend, opts, to, []byte{}); err != nil {
+		return nil, err
+	} else {
+		return tx, backend.SendTransaction(ensureContext(opts.Context), tx)
+	}
+}
+
+// ensureContext is a helper method to ensure a context is not nil, even if the
+// user specified it as such.
+func ensureContext(ctx context.Context) context.Context {
+	if ctx == nil {
+		return context.Background()
+	}
+	return ctx
+}
+
+func estimateGasLimit(backend interface {
+	EstimateGas(ctx context.Context, call ethereum.CallMsg) (uint64, error)
+}, opts *bind.TransactOpts, to *common.Address, input []byte, gasPrice, gasTipCap, gasFeeCap, value *big.Int) (uint64, error) {
+	msg := ethereum.CallMsg{
+		From:      opts.From,
+		To:        to,
+		GasPrice:  gasPrice,
+		GasTipCap: gasTipCap,
+		GasFeeCap: gasFeeCap,
+		Value:     value,
+		Data:      input,
+	}
+	return backend.EstimateGas(ensureContext(opts.Context), msg)
+}
+
+func getNonce(backend interface {
+	PendingNonceAt(ctx context.Context, account common.Address) (uint64, error)
+}, opts *bind.TransactOpts) (uint64, error) {
+	if opts.Nonce == nil {
+		return backend.PendingNonceAt(ensureContext(opts.Context), opts.From)
+	} else {
+		return opts.Nonce.Uint64(), nil
+	}
+}
diff --git a/wemix/metclient/util.go b/wemix/metclient/util.go
index 52227ab78b77..bf3154fa3412 100644
--- a/wemix/metclient/util.go
+++ b/wemix/metclient/util.go
@@ -95,7 +95,7 @@ func LoadJsonContract(r io.Reader) (*ContractData, error) {
 	}
 
 	if data.ContractName == "" || len(data.Abi) == 0 {
-		return nil, fmt.Errorf("Invalid contract json file")
+		return nil, fmt.Errorf("invalid contract json file")
 	}
 
 	name = data.ContractName
@@ -204,20 +204,6 @@ func LoadContract(fn string, name string) (*ContractData, error) {
 	}
 }
 
-// packNum packs the given number (using the reflect value) and will cast it to appropriate number representation
-func PackNum(value reflect.Value) []byte {
-	switch kind := value.Kind(); kind {
-	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
-		return math.U256Bytes(new(big.Int).SetUint64(value.Uint()))
-	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
-		return math.U256Bytes(big.NewInt(value.Int()))
-	case reflect.Ptr:
-		return math.U256Bytes(new(big.Int).Set(value.Interface().(*big.Int)))
-	default:
-		panic("abi: fatal error")
-	}
-}
-
 func getReceipt(ctx context.Context, cli *ethclient.Client, hash common.Hash, isContract bool, msinterval, count int) (receipt *types.Receipt, err error) {
 	d := time.Millisecond * time.Duration(msinterval)
 	nilAddr := common.Address{}
@@ -231,7 +217,7 @@ func getReceipt(ctx context.Context, cli *ethclient.Client, hash common.Hash, is
 		}
 		time.Sleep(d)
 	}
-	err = fmt.Errorf("Timed out")
+	err = fmt.Errorf("timed out")
 	return
 }
 
@@ -336,13 +322,13 @@ func CallContract(ctx context.Context, contract *RemoteContract,
 
 	if !IsArray(output) {
 		if output == nil {
-			return fmt.Errorf("Output is nil")
+			return fmt.Errorf("output is nil")
 		} else {
 			err = contract.Abi.UnpackIntoInterface(output, method, out)
 		}
 	} else {
 		if len(output.([]interface{})) == 0 {
-			return fmt.Errorf("Output is empty array")
+			return fmt.Errorf("output is empty array")
 		} else {
 			err = contract.Abi.UnpackIntoInterface(output.([]interface{}), method, out)
 		}
@@ -431,9 +417,22 @@ func ToBytes32(b string) [32]byte {
 	if len(b) > len(b32) {
 		b = b[len(b)-len(b32):]
 	}
-	//copy(b32[32-len(b):], []byte(b))
 	copy(b32[:], []byte(b))
 	return b32
 }
 
+// packNum packs the given number (using the reflect value) and will cast it to appropriate number representation
+func PackNum(value reflect.Value) []byte {
+	switch value.Kind() {
+	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+		return math.U256Bytes(new(big.Int).SetUint64(value.Uint()))
+	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+		return math.U256Bytes(big.NewInt(value.Int()))
+	case reflect.Ptr:
+		return math.U256Bytes(new(big.Int).Set(value.Interface().(*big.Int)))
+	default:
+		panic("abi: fatal error")
+	}
+}
+
 // EOF
diff --git a/wemix/miner_limit.go b/wemix/miner_limit.go
index d1283152ea3b..25e91b1222a6 100644
--- a/wemix/miner_limit.go
+++ b/wemix/miner_limit.go
@@ -11,26 +11,26 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/ethereum/go-ethereum/log"
 	wemixapi "github.com/ethereum/go-ethereum/wemix/api"
-	"github.com/ethereum/go-ethereum/wemix/metclient"
+	gov "github.com/ethereum/go-ethereum/wemix/bind"
 	wemixminer "github.com/ethereum/go-ethereum/wemix/miner"
 )
 
 // collect mining peers states
 func (ma *wemixAdmin) collectMinerStates(height *big.Int) []*wemixapi.WemixMinerStatus {
-	var (
-		ctx context.Context
-		gov *metclient.RemoteContract
-		err error
-	)
-	ctx = context.Background()
-	if _, gov, _, _, err = ma.getRegGovEnvContracts(ctx, height); err != nil {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	contracts, err := ma.getRegGovEnvContracts(ctx, height)
+	if err != nil {
 		return nil
 	}
-	e, err := getCoinbaseEnodeCache(ctx, height, gov)
+
+	e, err := getCoinbaseEnodeCache(ctx, height, contracts.GovImp)
 	if err != nil {
 		return nil
 	}
@@ -47,40 +47,46 @@ func (ma *wemixAdmin) collectMinerStates(height *big.Int) []*wemixapi.WemixMiner
 }
 
 // get governance nodes at modifiedBlock at height
-func getCoinbaseEnodeCache(ctx context.Context, height *big.Int, gov *metclient.RemoteContract) (*coinbaseEnodeEntry, error) {
-	var modifiedBlock *big.Int
-	if err := metclient.CallContract(ctx, gov, "modifiedBlock", nil, &modifiedBlock, height); err != nil {
+func getCoinbaseEnodeCache(ctx context.Context, height *big.Int, gov *gov.GovImp) (*coinbaseEnodeEntry, error) {
+	opts := &bind.CallOpts{Context: ctx, BlockNumber: height}
+	modifiedBlock, err := gov.ModifiedBlock(opts)
+	if err != nil {
 		return nil, err
-	} else if modifiedBlock.Int64() == 0 {
+	}
+	if modifiedBlock.Sign() == 0 {
 		return nil, wemixminer.ErrNotInitialized
 	}
+
 	// if found in cache, use it
 	if e, ok := coinbaseEnodeCache.Load(modifiedBlock.Int64()); ok {
 		return e.(*coinbaseEnodeEntry), nil
 	}
 	// otherwise, load it from the governance
 	var (
-		count, port     *big.Int
-		addr            common.Address
-		name, enode, ip []byte
-		output          = []interface{}{&name, &enode, &ip, &port}
-		e               = &coinbaseEnodeEntry{
+		count       *big.Int
+		addr        common.Address
+		name, enode []byte
+		e           = &coinbaseEnodeEntry{
 			modifiedBlock:  modifiedBlock,
 			coinbase2enode: map[string][]byte{},
 			enode2index:    map[string]int{},
 		}
 	)
-	if err := metclient.CallContract(ctx, gov, "getNodeLength", nil, &count, height); err != nil {
+	if count, err = gov.GetNodeLength(opts); err != nil {
 		return nil, err
 	}
 	for i := int64(1); i <= count.Int64(); i++ {
 		ix := big.NewInt(i)
-		if err := metclient.CallContract(ctx, gov, "getReward", &ix, &addr, height); err != nil {
+		if addr, err = gov.GetReward(opts, ix); err != nil {
 			return nil, err
 		}
-		if err := metclient.CallContract(ctx, gov, "getNode", &ix, &output, height); err != nil {
+
+		if output, err := gov.GetNode(opts, ix); err != nil {
 			return nil, err
+		} else {
+			name, enode = output.Name, output.Enode
 		}
+
 		idv4, _ := toIdv4(hex.EncodeToString(enode))
 		e.nodes = append(e.nodes, &wemixNode{
 			Name:  string(name),
@@ -96,7 +102,7 @@ func getCoinbaseEnodeCache(ctx context.Context, height *big.Int, gov *metclient.
 }
 
 // returns coinbase's enode if exists in governance at given height - 1
-func coinbaseExists(ctx context.Context, height *big.Int, gov *metclient.RemoteContract, coinbase *common.Address) ([]byte, error) {
+func coinbaseExists(ctx context.Context, height *big.Int, gov *gov.GovImp, coinbase *common.Address) ([]byte, error) {
 	e, err := getCoinbaseEnodeCache(ctx, new(big.Int).Sub(height, common.Big1), gov)
 	if err != nil {
 		return nil, err
@@ -109,7 +115,7 @@ func coinbaseExists(ctx context.Context, height *big.Int, gov *metclient.RemoteC
 }
 
 // returns true if enode exists in governance at given height-1
-func enodeExists(ctx context.Context, height *big.Int, gov *metclient.RemoteContract, enode []byte) (common.Address, error) {
+func enodeExists(ctx context.Context, height *big.Int, gov *gov.GovImp, enode []byte) (common.Address, error) {
 	e, err := getCoinbaseEnodeCache(ctx, new(big.Int).Sub(height, common.Big1), gov)
 	if err != nil {
 		return common.Address{}, err
@@ -124,9 +130,9 @@ func enodeExists(ctx context.Context, height *big.Int, gov *metclient.RemoteCont
 // returns wemix nodes at given height
 func getNodesAt(height *big.Int) ([]*wemixNode, error) {
 	ctx := context.Background()
-	if _, gov, _, _, err := admin.getRegGovEnvContracts(ctx, height); err != nil {
+	if contracts, err := admin.getRegGovEnvContracts(ctx, height); err != nil {
 		return nil, wemixminer.ErrNotInitialized
-	} else if e, err := getCoinbaseEnodeCache(ctx, height, gov); err != nil {
+	} else if e, err := getCoinbaseEnodeCache(ctx, height, contracts.GovImp); err != nil {
 		return nil, err
 	} else {
 		return e.nodes, nil
@@ -163,7 +169,7 @@ func getBlockMiner(ctx context.Context, cli *ethclient.Client, entry *coinbaseEn
 // It's reset when governance gets updated, i.e. search doesn't go back
 // beyond modifiedBlock + 1.
 // Not enforced if member count <= 2.
-func (ma *wemixAdmin) verifyMinerLimit(ctx context.Context, height *big.Int, gov *metclient.RemoteContract, coinbase *common.Address, enode []byte) (bool, error) {
+func (ma *wemixAdmin) verifyMinerLimit(ctx context.Context, height *big.Int, gov *gov.GovImp, coinbase *common.Address, enode []byte) (bool, error) {
 	// parent block number
 	prev := new(big.Int).Sub(height, common.Big1)
 	e, err := getCoinbaseEnodeCache(ctx, prev, gov)
@@ -203,34 +209,37 @@ func (ma *wemixAdmin) verifyMinerLimit(ctx context.Context, height *big.Int, gov
 
 // check if self is eligible to mine height block at height-1
 func (ma *wemixAdmin) isEligibleMiner(height *big.Int) (bool, error) {
-	var (
-		ctx   context.Context
-		enode []byte
-		gov   *metclient.RemoteContract
-		err   error
-	)
-	ctx = context.Background()
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
 	prev := new(big.Int).Sub(height, common.Big1)
-	enode, err = hex.DecodeString(ma.self.Enode)
+	enode, err := hex.DecodeString(ma.self.Enode)
 	if err != nil {
 		return false, wemixminer.ErrNotInitialized
 	}
-	if _, gov, _, _, err = ma.getRegGovEnvContracts(ctx, prev); err != nil {
+	var gov *gov.GovImp
+	if contracts, err := ma.getRegGovEnvContracts(ctx, prev); err != nil {
 		return false, wemixminer.ErrNotInitialized
+	} else {
+		gov = contracts.GovImp
 	}
+
 	e, err := getCoinbaseEnodeCache(ctx, prev, gov)
 	if err != nil {
 		return false, err
 	}
+
 	// if count <= 2, not enforced
 	if len(e.nodes) <= 2 {
 		return true, nil
 	}
+
 	// the enode should not appear within the last (member count / 2) blocks
 	limit := len(e.nodes) / 2
 	if limit > int(height.Int64()-e.modifiedBlock.Int64()-1) {
 		limit = int(height.Int64() - e.modifiedBlock.Int64() - 1)
 	}
+
 	for h := new(big.Int).Set(prev); limit > 0; h, limit = h.Sub(h, common.Big1), limit-1 {
 		blockMinerEnode, err := getBlockMiner(ctx, ma.cli, e, h)
 		if err != nil {
@@ -247,19 +256,21 @@ func (ma *wemixAdmin) isEligibleMiner(height *big.Int) (bool, error) {
 // beyond modifiedBlock + 1.
 // Not enforced if member count <= 2.
 func (ma *wemixAdmin) nextMinerCandidates(height *big.Int) ([]*wemixNode, error) {
-	var (
-		ctx context.Context
-		gov *metclient.RemoteContract
-		err error
-	)
-	ctx = context.Background()
-	if _, gov, _, _, err = ma.getRegGovEnvContracts(ctx, height); err != nil {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	var gov *gov.GovImp
+	if contracts, err := ma.getRegGovEnvContracts(ctx, height); err != nil {
 		return nil, wemixminer.ErrNotInitialized
+	} else {
+		gov = contracts.GovImp
 	}
+
 	e, err := getCoinbaseEnodeCache(ctx, height, gov)
 	if err != nil {
 		return nil, err
 	}
+
 	m := map[string]float64{}
 	dix := (int(height.Int64()) + 1) % len(e.nodes) // default miner = height % member count
 	for i, n := range e.nodes {
diff --git a/wemix/rewards_test.go b/wemix/rewards_test.go
index dcafac7732e8..50049d3af19f 100644
--- a/wemix/rewards_test.go
+++ b/wemix/rewards_test.go
@@ -3,7 +3,6 @@
 package wemix
 
 import (
-	"bytes"
 	"crypto/ecdsa"
 	"encoding/json"
 	"math/big"
@@ -203,10 +202,7 @@ func verifyBlockSigForTest(height *big.Int, coinbase common.Address, nodeId []by
 		return false
 	}
 	signer := crypto.PubkeyToAddress(*pubKey)
-	if err != nil || !bytes.Equal(coinbase.Bytes(), signer.Bytes()) {
-		return false
-	}
-	return true
+	return coinbase == signer
 }
 
 func TestRewardValidation(t *testing.T) {
diff --git a/wemix/scripts/deploy-governance.js b/wemix/scripts/deploy-governance.js
deleted file mode 100644
index 70ef961acc2f..000000000000
--- a/wemix/scripts/deploy-governance.js
+++ /dev/null
@@ -1,400 +0,0 @@
-// deploy-governance.js
-
-// uses offline wallet
-var GovernanceDeployer = new function() {
-    this.wallet = null
-    this.from = null
-    this.gas = 21000 * 1400
-    this.gasPrice = eth.gasPrice
-    this._nonce = 0
-    this.receiptCheckParams = { "interval": 100, "count": 300 }
-
-    // bool log(var args...)
-    this.log = function() {
-        var msg = ""
-        for (var i in arguments) {
-            if (msg.length > 0)
-                msg += " "
-            msg += arguments[i]
-        }
-        console.log(msg)
-        return true
-    }
-
-    // void verifyCfg(json data)
-    // verifies config data, and normalize addresses
-    // throws exception on failure
-    this.verifyCfg = function(data) {
-        if (data.accounts.length == 0 || data.members.length == 0)
-            throw "At least one account and node are required"
-        var bootnodeExists = false
-        for (var i in data.members) {
-            var m = data.members[i]
-            if (!web3.isAddress(m.addr))
-                throw "Invalid address 1 " + m.addr
-            data.members[i].addr = web3.toChecksumAddress(m.addr)
-            if (m.bootnode)
-                bootnodeExists = true
-        }
-        if (!bootnodeExists)
-            throw "Bootnode is not designated"
-        for (var i in data.accounts) {
-            var a = data.accounts[i]
-            if (!web3.isAddress(a.addr))
-                throw "Invalid address " + a.addr
-            data.accounts[i].addr = web3.toChecksumAddress(a.addr)
-        }
-        if (data.staker) {
-            if (!web3.isAddress(data.staker))
-                throw "Invalid staker address " + data.staker
-            data.staker = web3.toChecksumAddress(data.staker)
-        }
-        if (data.ecosystem) {
-            if (!web3.isAddress(data.ecosystem))
-                throw "Invalid ecosystem address " + data.ecosystem
-            data.ecosystem = web3.toChecksumAddress(data.ecosystem)
-        }
-        if (data.maintenance) {
-            if (!web3.isAddress(data.maintenance))
-                throw "Invalid maintenance address " + data.maintenance
-            data.maintenance = web3.toChecksumAddress(data.maintenance)
-        }
-        if (data.feecollector) {
-            if (!web3.isAddress(data.feecollector))
-                throw "Invalid feecollector address " + data.feecollector
-            data.feecollector = web3.toChecksumAddress(data.feecollector)
-        }
-    }
-
-    // bytes packNum(int num)
-    // pack a number into 256 bit bytes
-    this.packNum = function(num) {
-        return web3.padLeft(web3.toHex(num).substr(2), 64, "0")
-    }
-
-    // { "nodes": string, "stakes": string, "staker": address,
-    //   "ecosystem": address, "maintenance": address, "feecollector": address,
-    //   "env": { env variables } }
-    // getInitialGovernanceMembersAndNodes(json data)
-    this.getInitialGovernanceMembersAndNodes = function(data) {
-        var nodes = "0x", stakes = "0x"
-
-        for (var i = 0, l = data.members.length; i < l; i++) {
-            var m = data.members[i], id
-            if (m.id.length != 128 && m.id.length != 130)
-                throw "Invalid enode id " + m.id
-            id = m.id.length == 128 ? m.id : m.id.substr(2)
-            if (m.addr) {
-                if (m.addr.indexOf("0x") == 0)
-                    m.addr = m.addr.substr(2)
-                if (!m.staker)
-                    m.staker = m.addr
-                if (!m.voter)
-                    m.voter = m.addr
-                if (!m.reward)
-                    m.reward = m.addr
-            }
-            if (m.staker) {
-                if (m.staker.indexOf("0x") == 0)
-                    m.staker = m.staker.substr(2)
-                if (!m.addr)
-                    m.addr = m.staker
-                if (!m.voter)
-                    m.voter = m.staker
-                if (!m.reward)
-                    m.reward = m.staker
-            }
-            if (!m.addr && !m.staker)
-                throw "Address & staker are missing"
-            nodes += web3.padLeft(m.staker, 64, "0") +
-                web3.padLeft(m.voter, 64, "0") +
-                web3.padLeft(m.reward, 64, "0") +
-                this.packNum(m.name.length) + web3.fromAscii(m.name).substr(2) +
-                this.packNum(id.length/2) + id +
-                this.packNum(m.ip.length) + web3.fromAscii(m.ip).substr(2) +
-                this.packNum(m.port)
-
-            stakes += web3.padLeft(m.staker, 64, "0") +
-                this.packNum(m.stake)
-        }
-        return {
-            "nodes": nodes,
-            "stakes": stakes,
-            "staker": data.staker,
-            "ecosystem": data.ecosystem,
-            "maintenance": data.maintenance,
-            "feecollector": data.feecollector,
-            "env": data.env
-        }
-    }
-
-    this.nonce = function() {
-        return this._nonce++
-    }
-
-    // returns transaction hash, or throws error
-    this.deployContract = function(data) {
-        var tx = {
-            from: this.from,
-            data: data,
-            gas: this.gas,
-            gasPrice: this.gasPrice,
-            nonce: this.nonce()
-        }
-        var stx = offlineWalletSignTx(this.wallet.id, tx, eth.chainId())
-        return eth.sendRawTransaction(stx)
-    }
-
-    // wait for transaction receipt for contract address, then
-    // load a contract
-    // Contract resolveContract(ABI abi, hash txh)
-    this.resolveContract = function(abi, txh) {
-        for (var i = 0; i < this.receiptCheckParams.count; i++ ) {
-            var r = eth.getTransactionReceipt(txh)
-            if (r != null && r.contractAddress != null) {
-                var ctr = web3.eth.contract(abi).at(r.contractAddress)
-                ctr.transactionHash = txh
-                return ctr
-            }
-            msleep(this.receiptCheckParams.interval)
-        }
-        throw "Cannot get contract address for " + txh
-    }
-
-    // sends a simple or method transaction, returns transaction hash
-    this.sendTx = function(to, value, data) {
-        var tx = {from:this.from, to:to, gas:this.gas,
-                  gasPrice:this.gasPrice, nonce:this.nonce()}
-        if (value)
-            tx.value = value
-        if (data)
-            tx.data = data
-        var stx = offlineWalletSignTx(this.wallet.id, tx, eth.chainId())
-        return eth.sendRawTransaction(stx)
-    }
-
-    this.checkReceipt = function(tx) {
-        for (var i = 0; i < this.receiptCheckParams.count; i++ ) {
-            var r = eth.getTransactionReceipt(tx)
-            if (r != null)
-                return web3.toBigNumber(r.status) == 1
-            msleep(this.receiptCheckParams.interval)
-        }
-        throw "Cannot get a transaction receipt for " + tx
-    }
-
-    this.sendStakingDeposit = function (to, data, stake) {
-        var tx = { from: this.from, to: to, gas: this.gas, gasPrice: this.gasPrice, nonce: this.nonce(), value: "0" }
-        tx.value = stake
-        if (data) tx.data = data
-        var stx = offlineWalletSignTx(this.wallet.id, tx, eth.chainId())
-
-        return eth.sendRawTransaction(stx)
-    }
-
-    // bool deploy(string walletUrl, string password, string cfg)
-    this.deploy = function(walletUrl, password, cfg, doInitOnce) {
-        w = offlineWalletOpen(walletUrl, password)
-        if (!w || !w.id || !w.address) {
-            throw "Offline wallet is not loaded"
-        }
-        this.wallet = w
-        this.from = this.wallet.address
-        this._nonce = eth.getTransactionCount(this.from, 'pending')
-
-        var data
-        if (!(data = loadFile(cfg)))
-            throw "cannot load governance contract .js or config .json file"
-
-        // check if contracts exist
-        var contractNames = [ "Registry", "EnvStorageImp", "Staking", "StakingImp",
-                              "BallotStorage", "EnvStorage", "GovImp", "Gov" ]
-        for (var i in contractNames) {
-            var cn = contractNames[i]
-            if (eval("typeof " + cn + "_data") == "undefined" ||
-                eval("typeof " + cn + "_contract") == "undefined")
-                throw cn + " not found"
-        }
-
-        // check config.js
-        eval("var data = " + data)
-        this.verifyCfg(data)
-
-        // initial members and nodes data
-        var initData = this.getInitialGovernanceMembersAndNodes(data)
-
-        // bootnode
-        var bootNode = {
-            "name": web3.fromAscii(data.members[0].name),
-            "id": data.members[0].id,
-            "ip": web3.fromAscii(data.members[0].ip),
-            "port": data.members[0].port,
-            "stake": data.members[0].stake
-        }
-
-        // contacts, transactions to be deployed
-        var registry, envStorageImp, staking, stakingImp, ballotStorage, envStorage, govImp, gov
-        var txs = new Array()
-
-        // 1. deploy Registry and EnvStorageImp contracts
-        this.log("Deploying Registry and EnvStorageImp...")
-        registry = this.deployContract(Registry_data)
-        envStorageImp = this.deployContract(EnvStorageImp_data)
-        stakingImp = this.deployContract(StakingImp_data)
-
-        this.log("Waiting for receipts...")
-        envStorageImp = this.resolveContract(EnvStorageImp_contract.abi, envStorageImp)
-        registry = this.resolveContract(Registry_contract.abi, registry)
-        stakingImp = this.resolveContract(StakingImp_contract.abi, stakingImp);
-
-        // 2. deploy Staking, BallotStorage, EnvStorage, GovImp, Gov
-        this.log("Deploying Staking, BallotStorage, EnvStorage, GovImp & Gov...")
-        var code = Staking_contract.getData(stakingImp.address, {data: Staking_data})
-        staking = this.deployContract(code)
-        var code = BallotStorage_contract.getData(registry.address, {data: BallotStorage_data})
-        ballotStorage = this.deployContract(code)
-        code = EnvStorage_contract.getData(envStorageImp.address, {data: EnvStorage_data})
-        envStorage = this.deployContract(code)
-        govImp = this.deployContract(GovImp_data)
-
-        this.log("Waiting for receipts...")
-        govImp = this.resolveContract(GovImp_contract.abi, govImp)
-        code = Gov_contract.getData(govImp.address, { data: Gov_data })
-        gov = this.deployContract(code)
-
-        this.log("Waiting for gov contract...")
-        gov = this.resolveContract(Gov_contract.abi, gov)
-        envStorage = this.resolveContract(EnvStorage_contract.abi, envStorage)
-        ballotStorage = this.resolveContract(BallotStorage_contract.abi, ballotStorage)
-        staking = this.resolveContract(Staking_contract.abi, staking)
-
-        // 3. setup registry
-        this.log("Setting registry...")
-        txs.length = 0
-        txs[txs.length] = this.sendTx(registry.address, null,
-            registry.setContractDomain.getData(
-                "Staking", staking.address))
-        txs[txs.length] = this.sendTx(registry.address, null,
-            registry.setContractDomain.getData(
-                "BallotStorage", ballotStorage.address))
-        txs[txs.length] = this.sendTx(registry.address, null,
-            registry.setContractDomain.getData(
-                "EnvStorage", envStorage.address))
-        txs[txs.length] = this.sendTx(registry.address, null,
-            registry.setContractDomain.getData(
-                "GovernanceContract", gov.address))
-        if (initData.staker)
-            txs[txs.length] = this.sendTx(registry.address, null,
-                registry.setContractDomain.getData(
-                    "StakingReward", initData.staker))
-        if (initData.ecosystem)
-            txs[txs.length] = this.sendTx(registry.address, null,
-                registry.setContractDomain.getData(
-                    "Ecosystem", initData.ecosystem))
-        if (initData.maintenance)
-            txs[txs.length] = this.sendTx(registry.address, null,
-                registry.setContractDomain.getData(
-                    "Maintenance", initData.maintenance))
-        if (initData.feecollector)
-            txs[txs.length] = this.sendTx(registry.address, null,
-                registry.setContractDomain.getData(
-                    "FeeCollector", initData.feecollector))
-
-        // no need to wait for the receipts for the above
-
-        // 4. initialize environment storage data:
-        this.log("Initializing environment storage...")
-        data.env = data.env || {}
-        // Just changing address doesn't work here. Address is embedded in
-        // the methods. Have to re-construct temporary EnvStorageImp here.
-        var tmpEnvStorageImp = web3.eth.contract(envStorageImp.abi).at(envStorage.address)
-        var envNames = [
-            web3.sha3("blocksPer"),
-            web3.sha3("ballotDurationMin"), web3.sha3("ballotDurationMax"),
-            web3.sha3("stakingMin"), web3.sha3("stakingMax"),
-            web3.sha3("MaxIdleBlockInterval"),
-            web3.sha3("blockCreationTime"),
-            web3.sha3("blockRewardAmount"),
-            web3.sha3("maxPriorityFeePerGas"),
-            web3.sha3("blockRewardDistributionBlockProducer"),
-            web3.sha3("blockRewardDistributionStakingReward"),
-            web3.sha3("blockRewardDistributionEcosystem"),
-            web3.sha3("blockRewardDistributionMaintenance"),
-            web3.sha3("maxBaseFee"),
-            web3.sha3("blockGasLimit"),
-            web3.sha3("baseFeeMaxChangeRate"),
-            web3.sha3("gasTargetPercentage") ]
-        var rewardDistributionMethod = data.env.rewardDistributionMethod || [ 4000, 1000, 2500, 2500 ]
-        var envValues = [
-            1,
-            data.env.ballotDurationMin || 86400,
-            data.env.ballotDurationMax || 604800,
-            data.env.stakingMin || 1500000000000000000000000,
-            data.env.stakingMax || 1500000000000000000000000,
-            data.env.MaxIdleBlockInterval || 5,
-            data.env.blockCreationTime || 1000,
-            // mint amount: 1 wemix
-            data.env.blockRewardAmount || web3.toWei(1, 'ether'),
-            // tip: 100 gwei
-            data.env.maxPriorityFeePerGas || web3.toWei(100, 'gwei'),
-            // NCPs, WEMIX Staker, Eco System, Maintenance
-            rewardDistributionMethod[0],
-            rewardDistributionMethod[1],
-            rewardDistributionMethod[2],
-            rewardDistributionMethod[3],
-            // maxBaseFee * 21000 -> 1.05 wemix
-            data.env.maxBaseFee || web3.toWei(50000, 'gwei'),
-            data.env.blockGasLimit || 5000 * 21000,
-            data.env.baseFeeMaxChangeRate || 55,
-            data.env.gasTargetPercentage || 30 ]
-        txs[txs.length] = this.sendTx(envStorage.address, null,
-            tmpEnvStorageImp.initialize.getData(registry.address, envNames, envValues))
-
-        // 5. deposit staking
-        var tmpStakingImp = web3.eth.contract(stakingImp.abi).at(staking.address)
-        code = tmpStakingImp.init.getData(registry.address,
-            doInitOnce ? initData.stakes : "", {data: Staking_data})
-        txs[txs.length] = this.sendTx(staking.address, null, code);
-        txs[txs.length] = this.sendStakingDeposit(staking.address, tmpStakingImp.deposit.getData(), web3.toBigNumber(bootNode.stake).toString(10));
-        for(i=0;i<txs.length;i++){
-            if (!this.checkReceipt(txs[i]))
-            throw "Failed to initialize data. Tx is " + txs[i]
-        }
-
-        if (!this.checkReceipt(txs[0]))
-            throw "Failed to initialize environment storage data. Tx is " + txs[0]
-        if (!this.checkReceipt(txs[1]))
-            throw "Failed to initialize staking data. Tx is " + txs[1]
-
-        // 5. Gov initialize
-        this.log("Initializing governance members and nodes...")
-        var tmpGovImp = web3.eth.contract(govImp.abi).at(gov.address);
-        if (!doInitOnce) {
-            txs.length = 0
-            txs[txs.length] = this.sendTx(gov.address, null,
-                tmpGovImp.init.getData(registry.address,
-                    bootNode.stake, bootNode.name, bootNode.id,
-                    bootNode.ip, bootNode.port))
-        } else {
-            txs.length = 0
-            txs[txs.length] = this.sendTx(gov.address, null,
-                tmpGovImp.initOnce.getData(registry.address, data.members[0].stake, initData.nodes))
-        }
-        if (!this.checkReceipt(txs[0]))
-            throw "Failed to initialize with gov.init. Tx is " + txs[0]
-            
-        // 7. print the addresses
-        this.log('{\n' +
-                 '  "REGISTRY_ADDRESS": "' + registry.address + '",\n' +
-                 '  "STAKING_ADDRESS": "' + staking.address + '",\n' +
-                 '  "ENV_STORAGE_ADDRESS": "' + envStorage.address + '",\n' +
-                 '  "BALLOT_STORAGE_ADDRESS": "' + ballotStorage.address + '",\n' +
-                 '  "GOV_ADDRESS": "' + gov.address + '",\n' +
-                 '  "GOV_IMP_ADDRESS": "' + govImp.address + '"\n' +
-                 '}')
-
-        return true
-    }
-}()
-
-// EOF
diff --git a/wemix/scripts/gwemix.sh b/wemix/scripts/gwemix.sh
index 94dea671eaa9..28f597e43abd 100755
--- a/wemix/scripts/gwemix.sh
+++ b/wemix/scripts/gwemix.sh
@@ -67,7 +67,7 @@ DISCOVER=0" > $d/.rc
     wait
 }
 
-# void init_gov(String node, String config_json, String account_file, bool doInitOnce)
+# void init_gov(String node, String config_json, String account_file, Number gov_lock_amount (wei) )
 # account_file can be
 #   1. keystore file: "<path>"
 #   2. nano ledger: "ledger:"
@@ -77,10 +77,16 @@ function init_gov ()
     NODE="$1"
     CONFIG="$2"
     ACCT="$3"
-    [ "$4" = "0" ] && INIT_ONCE=false || INIT_ONCE=true
+    PASSWORD="$4"
+    LOCKAMOUNT="$5"
 
     if [ ! -f "$CONFIG" ]; then
-	echo "Cannot find config file: $2"
+	echo "Cannot find config file: $CONFIG"
+	return 1
+    fi
+
+    if [ ! -f "$ACCT" ]; then
+	echo "Cannot find account file: $ACCT"
 	return 1
     fi
 
@@ -92,15 +98,13 @@ function init_gov ()
 	return 1
     fi
 
-    if [ ! -f "${d}/conf/WemixGovernance.js" ]; then
-	echo "Cannot find ${d}/conf/WemixGovernance.js"
-	return 1
+    if [ -z "$PASSWORD" ]; then
+    exec ${GWEMIX} wemix deploy-governance --url "$d/gwemix.ipc" ${CONFIG} ${ACCT} ${LOCKAMOUNT}
+    elif [ -f "$PASSWORD" ]; then
+    exec ${GWEMIX} wemix deploy-governance --url "$d/gwemix.ipc" --password ${PASSWORD} ${CONFIG} ${ACCT} ${LOCKAMOUNT}
+    else
+    exec ${GWEMIX} wemix deploy-governance --url "$d/gwemix.ipc" --password <(echo ${PASSWORD}) ${CONFIG} ${ACCT} ${LOCKAMOUNT}
     fi
-
-    PORT=$(grep PORT ${d}/.rc | sed -e 's/PORT=//')
-    [ "$PORT" = "" ] && PORT=8588
-
-    exec ${GWEMIX} attach http://localhost:${PORT} --preload "$d/conf/WemixGovernance.js,$d/conf/deploy-governance.js" --exec 'GovernanceDeployer.deploy("'${ACCT}'", "", "'${CONFIG}'", '${INIT_ONCE}')'
 }
 
 function wipe ()
@@ -233,7 +237,7 @@ case "$1" in
     if [ $# -lt 4 ]; then
 	usage;
     else
-	init_gov "$2" "$3" "$4" "$5"
+	init_gov "$2" "$3" "$4" "$5" "$6"
     fi
     ;;
 
diff --git a/wemix/scripts/solc.sh b/wemix/scripts/solc.sh
deleted file mode 100755
index 2e3cc16c50b1..000000000000
--- a/wemix/scripts/solc.sh
+++ /dev/null
@@ -1,188 +0,0 @@
-#!/bin/bash
-
-[ "${SOL_GAS}" = "" ] && SOL_GAS="0x10000000"
-
-SOLC=
-solc --version > /dev/null 2>&1
-if [ $? = 0 ]; then
-    SOLC=solc
-else
-#    docker --version > /dev/null 2>&1 && SOLC="docker run -v $(pwd):/tmp --workdir /tmp --rm ethereum/solc:stable"
-    docker --version > /dev/null 2>&1 && SOLC="docker run -v $(pwd):/tmp --workdir /tmp --rm ethereum/solc:0.4.24"
-fi
-
-if [ "$SOLC" = "" ]; then
-    echo "Cannot find solc or docker."
-    exit 1
-fi
-
-function usage ()
-{
-    echo "$(basename $0) [-f <format>] [-g gas] [-p gas-price] [-l <name>:<addr>]+
-	<sol-file> [<js-file> | <json-file>]
-
--f <format>:      oupput format: \"js\" || \"json\", default is \"js\".
--g <gas>:         gas amount to spend.
--p <gas-price>:   gas price
--l <name>:<addr>: library name and address pair separated by ':'.
-    Multiple -l options can be used to specify multiple libraries.
--r <path>=<path>: remap paths, e.g. \"wherever=/foo/bar\"
-
-Output Formats:
-  \"js\":   creates 'remix'-generated .js style file that can be loaded to
-    geth/gmet console.
-  \"json\": creates 'truffle'-generated .json style file.
-
-Environment Variables:
-  SOL_GAS for gas amount, equivalent to -g option.
-  SOL_LIBS for libaries, equivalent to -l option. Pairs should be separated by
-    space, e.g. \"name1:0x123..456 name2:abc..def\".
-"
-}
-
-# int compile(string solFile, string jsFile)
-function compile ()
-{
-    ${SOLC} ${PATH_REMAP} --optimize --abi --bin $1 | awk -v gas="$SOL_GAS" -v gas_price="$SOL_GASPRICE" -v libs="$SOL_LIBS" -v outfmt=$outfmt '
-function flush2js() {
-  if (length(gas_price) != 0) {
-      gas_price_2 = ",\
-    gasPrice: \"" gas_price "\"";
-  }
-  if (length(code_name) > 0) {
-    printf "\n\
-function %s_new() {\n\
-  return %s_contract.new(\n\
-  {\n\
-    from: web3.eth.accounts[0],\n\
-    data: %s_data,\n\
-    gas: \"%s\"%s\n\
-  }, function (e, contract) {\n\
-    if (typeof contract.address !== \"undefined\") {\n\
-      console.log(\"Contract mined! address: \" + contract.address + \" transactionHash: \" + contract.transactionHash);\n\
-    }\n\
-  });\n\
-}\n\
-\n\
-function %s_load(addr) {\n\
-   return %s_contract.at(addr);\n\
-}\n\
-", code_name, code_name, code_name, gas, gas_price_2, code_name, code_name;
-  }
-}
-
-function flush2json() {
-  if (length(code_name) > 0) {
-    printf "{\n\
-  \"contractName\": \"%s\",\n\
-  \"abi\": %s,\n\
-  \"bytecode\": \"0x%s\"\n\
-}\n\
-", code_name, abi, code;
-  }
-}
-
-function flush2abi() {
-  if (length(code_name) > 0) {
-    printf "{\n\
-  \"contractName\": \"%s\",\n\
-  \"abi\": %s\n\
-}\n\
-", code_name, abi, code;
-  }
-}
-
-function flush() {
-  if (outfmt == "js")
-    flush2js();
-  else if (outfmt == "json")
-    flush2json();
-  else
-    flush2abi();
-}
-
-END {
-  flush()
-}
-
-/^$/ {
-  flush()
-  code_name = ""
-}
-
-/^=======/ {
-  code_name = $0
-  sub("^=.*:", "", code_name)
-  sub(" =======$", "", code_name)
-}
-
-# abi
-/^\[/ {
-  if (length(code_name) > 0) {
-    abi = $0
-    if (outfmt == "js")
-      print "var " code_name "_contract = web3.eth.contract(" abi ");";
-  }
-}
-
-# binary: 60606040, 60806040 for contracts, 610eb861 for libraries
-/^6[01]/ {
-  if (length(code_name) > 0) {
-    code = $0;
-    n = split(libs, alibs, " +");
-    for (i = 1; i <= n; i++) {
-      if (split(alibs[i], nv, ":") != 2)
-        continue;
-      sub("^0x", "", nv[2]);
-      gsub("_+[^_]*" nv[1] "_+", nv[2], code);
-    }
-    if (outfmt == "js")
-      print "var " code_name "_data = \"0x" code "\";";
-  }
-}
-' > $2;
-}
-
-args=`getopt f:g:l:p:r: $*`
-if [ $? != 0 ]; then
-    usage;
-    exit 1;
-fi
-set -- $args
-
-outfmt=js
-for i; do
-    case "$i" in
-    -f)
-	outfmt=$2
-	shift;
-	shift;;
-    -g)
-	SOL_GAS=$2
-	shift;
-	shift;;
-    -p)
-	SOL_GASPRICE=$2
-	shift;
-	shift;;
-    -l)
-	[ "$SOL_LIBS" = "" ] || SOL_LIBS="$SOL_LIBS "
-	SOL_LIBS="${SOL_LIBS}$2";
-	shift;
-	shift;;
-    -r)
-        [ "$PATH_REMAP" = "" ] || PATH_REMAP="$PATH_REMAP "
-	PATH_REMAP="${PATH_REMAP}$2";
-	shift;
-	shift;;
-    esac
-done
-
-if [ $# != 3 -o "$outfmt" != "js" -a "$outfmt" != "json" -a "$outfmt" != "abi" ]; then
-    usage
-    exit 1
-fi
-
-compile "$2" "$3"
-
-# EOF
diff --git a/wemix/sync.go b/wemix/sync.go
index 75a8e7fcd1ab..5032f38f65fa 100644
--- a/wemix/sync.go
+++ b/wemix/sync.go
@@ -3,7 +3,6 @@
 package wemix
 
 import (
-	"bytes"
 	"context"
 	"encoding/json"
 	"fmt"
@@ -324,7 +323,7 @@ func syncCheck() error {
 	}
 
 	// if we're in sync, nothing we can do
-	if work != nil && work.Height == header.Number.Int64() && bytes.Equal(work.Hash.Bytes(), header.Hash().Bytes()) {
+	if work != nil && work.Height == header.Number.Int64() && work.Hash == header.Hash() {
 		log.Debug("sync check: in sync", "height", work.Height, "hash", work.Hash)
 		return err
 	}
@@ -355,7 +354,7 @@ func syncCheck() error {
 			if state.LatestBlockHeight == nil {
 				continue
 			}
-			if state.LatestBlockHeight.Int64() == work.Height && bytes.Equal(work.Hash.Bytes(), state.LatestBlockHash.Bytes()) {
+			if state.LatestBlockHeight.Int64() == work.Height && work.Hash == state.LatestBlockHash {
 				exists = true
 				break
 			}