diff --git a/src/node/store_response.py b/src/node/store_response.py
index 53052060..602ad007 100644
--- a/src/node/store_response.py
+++ b/src/node/store_response.py
@@ -87,3 +87,7 @@ class StoreResponse:
                 return self.messages[index]["pubsub_topic"]
         else:
             return None
+
+    @property
+    def resp_json(self):
+        return self.response
diff --git a/src/steps/store.py b/src/steps/store.py
index fde10409..9a1cb099 100644
--- a/src/steps/store.py
+++ b/src/steps/store.py
@@ -218,7 +218,7 @@ class StepsStore(StepsCommon):
                 **kwargs,
             )
 
-            assert self.store_response.messages, f"Peer {node.image} couldn't find any messages. Actual response: {self.store_response}"
+            assert self.store_response.messages, f"Peer {node.image} couldn't find any messages. Actual response: {self.store_response.resp_json}"
             assert len(self.store_response.messages) >= 1, "Expected at least 1 message but got none"
             store_message_index = -1  # we are looking for the last and most recent message in the store
             waku_message = WakuMessage([self.store_response.messages[store_message_index:]])
diff --git a/tests/store/test_api_flags.py b/tests/store/test_api_flags.py
index 471d524b..8c0cba1b 100644
--- a/tests/store/test_api_flags.py
+++ b/tests/store/test_api_flags.py
@@ -23,5 +23,5 @@ class TestApiFlags(StepsStore):
             for index in range(len(store_response.messages)):
                 assert store_response.message_payload(index) == message_list[index]["payload"]
                 assert store_response.message_pubsub_topic(index) == self.test_pubsub_topic
-                waku_message = WakuMessage(store_response.message_at(index))
+                waku_message = WakuMessage([store_response.message_at(index)])
                 waku_message.assert_received_message(message_list[index])