diff --git a/OpenAuth.WebApi/Controllers/ServiceControllers/DaHuaAiController.cs b/OpenAuth.WebApi/Controllers/ServiceControllers/DaHuaAiController.cs
index 0113d25..f376ec9 100644
--- a/OpenAuth.WebApi/Controllers/ServiceControllers/DaHuaAiController.cs
+++ b/OpenAuth.WebApi/Controllers/ServiceControllers/DaHuaAiController.cs
@@ -22,11 +22,12 @@ namespace OpenAuth.WebApi.Controllers.ServiceControllers
         private readonly string ak = "e3d019924e7f40089bcffba4";
         private readonly string sk = "cf83a12caa155b994eb34fa9";
         private readonly string baseUrl = "https://123.132.248.154:6405";
-        private readonly RabbitMqListenerService _listener;
+        //private readonly RabbitMqListenerService _listener;
         private readonly DaHuaAiApp _app;
+        //public DaHuaAiController(RabbitMqListenerService listener, DaHuaAiApp app)
         public DaHuaAiController(RabbitMqListenerService listener, DaHuaAiApp app)
         {
-            _listener = listener;
+            //_listener = listener;
             _app = app;
         }
         private async Task<Response<string>> PostJsonAsync(string path, object body)
diff --git a/OpenAuth.WebApi/Model/mqtt/ThingOperationHandler.cs b/OpenAuth.WebApi/Model/mqtt/ThingOperationHandler.cs
index 7dcdbbf..6bc064d 100644
--- a/OpenAuth.WebApi/Model/mqtt/ThingOperationHandler.cs
+++ b/OpenAuth.WebApi/Model/mqtt/ThingOperationHandler.cs
@@ -29,7 +29,7 @@ namespace OpenAuth.WebApi.Model.mqtt
                 TaskId = root["TaskId"]?.ToString() ?? "",
                 CreateTime = DateTime.Now,
                 CreateId = long.Parse((root["CreateId"]?.ToString() ?? "0")),
-                Data = Newtonsoft.Json.JsonConvert.SerializeObject(root["Data"]),
+                Data = root["Data"]?.ToJsonString() ?? ""
             });
             //var info = Newtonsoft.Json.JsonConvert.DeserializeObject<LasaControlOperation>(payload);
             //info.Id = Guid.NewGuid().ToString();