From 69feaccd278842543d66ef7e053dec82c4f5e3ef Mon Sep 17 00:00:00 2001
From: lupin012 <58134934+lupin012@users.noreply.github.com>
Date: Sun, 1 Sep 2024 18:49:45 +0200
Subject: [PATCH] provide null in case no tx present

---
 silkworm/rpc/commands/txpool_api.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/silkworm/rpc/commands/txpool_api.cpp b/silkworm/rpc/commands/txpool_api.cpp
index 46bdc2724f..eae8555a6b 100644
--- a/silkworm/rpc/commands/txpool_api.cpp
+++ b/silkworm/rpc/commands/txpool_api.cpp
@@ -45,6 +45,10 @@ Task<void> TxPoolRpcApi::handle_txpool_status(const nlohmann::json& request, nlo
 Task<void> TxPoolRpcApi::handle_txpool_content(const nlohmann::json& request, nlohmann::json& reply) {
     try {
         const auto txpool_transactions = co_await tx_pool_->get_transactions();
+        if (!txpool_transactions.size()) {
+            reply = make_json_content(request, nullptr);
+            co_return;
+        }
 
         TransactionContent transactions_content;
         transactions_content["queued"];