Get Task Queue Information of Specified Backend
-----------------------------------------------

*URL: https://xx.com/system/queryBackendQueueTask*

**Request Method:** Post

**Parameters:**

- backend (string): Chip ID (Non-nullable)

- maxQueryTaskSize (uint32): Maximum number of returned tasks (Non-nullable)

- token (string): Unique identifier (Nullable)

**Return Example:**

::

   {
     "msg_type":"schedule_queue_resp",
     "backend":"72",
     "is_ok":true,
     "queue_task_size":2,
     "queue_task":["task_id_1","task_id_2"],
     "myTask":["FCECF3B04...", "B859CD5..."],
     "userNames":["yebin","yebin"]
   }