Omit "Tool Call" in formatted message content

graph.py

@@ -65,9 +65,10 @@ def normalize_messages(messages):
             tool_messages = []
             count = 1
             while i < len(messages) and type(messages[i]) is ToolMessage:
-                tool_msg = messages[i]
-                formatted_content = f"## Tool Call {count}\n\n{tool_msg.content}"
-                tool_messages.append(formatted_content)
+                #tool_msg = messages[i]
+                #formatted_content = f"## Tool Call {count}\n\n{tool_msg.content}"
+                #tool_messages.append(formatted_content)
+                tool_messages.append(messages[i])
                 count += 1
                 i += 1