Add method for testing json

main.py

@@ -185,6 +185,15 @@ async def download_inp(name: str, response: Response):
         response.status_code = status.HTTP_400_BAD_REQUEST
         return True
     
-
+@app.get("/getjson/")
+async def get_json():
+    return JSONResponse(
+        status_code = status.HTTP_400_BAD_REQUEST,
+        content={
+            'code': 400,
+            'message': "this is message",
+            'data': 123,
+        }
+    )