diff --git a/packages/google-cloud-network-management/google/cloud/network_management_v1/services/reachability_service/transports/rest.py b/packages/google-cloud-network-management/google/cloud/network_management_v1/services/reachability_service/transports/rest.py
index e285d85d9017..8358f9651fca 100644
--- a/packages/google-cloud-network-management/google/cloud/network_management_v1/services/reachability_service/transports/rest.py
+++ b/packages/google-cloud-network-management/google/cloud/network_management_v1/services/reachability_service/transports/rest.py
@@ -17,7 +17,7 @@
 import dataclasses
 import json  # type: ignore
 import re
-from typing import Callable, Dict, List, Optional, Sequence, Tuple, Union
+from typing import Any, Callable, Dict, List, Optional, Sequence, Tuple, Union
 import warnings
 
 from google.api_core import (
@@ -427,7 +427,7 @@ class _CreateConnectivityTest(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("CreateConnectivityTest")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {
             "testId": "",
         }
 
@@ -527,7 +527,7 @@ class _DeleteConnectivityTest(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("DeleteConnectivityTest")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {}
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {}
 
         @classmethod
         def _get_unset_required_fields(cls, message_dict):
@@ -616,7 +616,7 @@ class _GetConnectivityTest(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("GetConnectivityTest")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {}
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {}
 
         @classmethod
         def _get_unset_required_fields(cls, message_dict):
@@ -706,7 +706,7 @@ class _ListConnectivityTests(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("ListConnectivityTests")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {}
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {}
 
         @classmethod
         def _get_unset_required_fields(cls, message_dict):
@@ -794,7 +794,7 @@ class _RerunConnectivityTest(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("RerunConnectivityTest")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {}
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {}
 
         @classmethod
         def _get_unset_required_fields(cls, message_dict):
@@ -892,7 +892,7 @@ class _UpdateConnectivityTest(ReachabilityServiceRestStub):
         def __hash__(self):
             return hash("UpdateConnectivityTest")
 
-        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, str] = {
+        __REQUIRED_FIELDS_DEFAULT_VALUES: Dict[str, Any] = {
             "updateMask": {},
         }
 
diff --git a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/connectivity_test.py b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/connectivity_test.py
index a4388511da17..98edc593d4f2 100644
--- a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/connectivity_test.py
+++ b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/connectivity_test.py
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+from __future__ import annotations
+
 from typing import MutableMapping, MutableSequence
 
 from google.protobuf import timestamp_pb2  # type: ignore
diff --git a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/reachability.py b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/reachability.py
index 70c2203dd2f9..95f667e5d9e7 100644
--- a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/reachability.py
+++ b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/reachability.py
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+from __future__ import annotations
+
 from typing import MutableMapping, MutableSequence
 
 from google.protobuf import field_mask_pb2  # type: ignore
diff --git a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/trace.py b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/trace.py
index dec8db187a04..2c1f6ae1021c 100644
--- a/packages/google-cloud-network-management/google/cloud/network_management_v1/types/trace.py
+++ b/packages/google-cloud-network-management/google/cloud/network_management_v1/types/trace.py
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+from __future__ import annotations
+
 from typing import MutableMapping, MutableSequence
 
 import proto  # type: ignore
diff --git a/packages/google-cloud-network-management/samples/generated_samples/snippet_metadata_google.cloud.networkmanagement.v1.json b/packages/google-cloud-network-management/samples/generated_samples/snippet_metadata_google.cloud.networkmanagement.v1.json
index d7fe6236b9f8..21f45711959c 100644
--- a/packages/google-cloud-network-management/samples/generated_samples/snippet_metadata_google.cloud.networkmanagement.v1.json
+++ b/packages/google-cloud-network-management/samples/generated_samples/snippet_metadata_google.cloud.networkmanagement.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-network-management",
-    "version": "1.8.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {