diff --git a/tool.py b/tool.py
index 405012a..99916d9 100755
--- a/tool.py
+++ b/tool.py
@@ -2,21 +2,17 @@ import json
 import os
 import subprocess
 
-import pydantic
 import requests
-from pydantic import BaseModel
 
 from config import mp4_path, post_record_list_url, post_record_url, info_topic
 
 
-class BaseResponse(BaseModel):
-    code: int = pydantic.Field(200, description="MQTT Return Status Code")
-    msg: str = pydantic.Field("success", description="MQTT Status Message")
-
-
 # 统一返回
 def publish_payload(code, msg):
-    return json.dumps(BaseResponse(code=code, msg=msg), ensure_ascii=False)
+    return json.dumps({
+        "code": 200,
+        "msg": msg
+    }, ensure_ascii=False)
 
 
 def exception_handler(func):