WebSocket Common Standard Header

Common Request Header Description

Field	Name	Type	Required	Description
cmd_id	Protocol number	uint32	Provided in each interface definition
seq_id	Sequence number	uint32	Yes	Generated uniquely by the requester. The response keeps the same value as the request.
trace	Trace ID	string	Yes	Generated uniquely by the requester. The response keeps the same value as the request. Maximum length: 64.
data	Data body	object	Yes	See each interface definition for the specific data format.

{
  "cmd_id": 22000,
  "seq_id": 123,
  "trace": "asdfsdfa",
  "data": {}
}

Field	Name	Type	Description
ret	Return value	int32	Error Code Description
msg	Message	string	Specific description of success or failure.
cmd_id	Protocol number	uint32	Provided in each interface definition.
seq_id	Sequence number	uint32	Generated uniquely by the requester. The response keeps the same value as the request.
trace	Trace ID	string	Generated uniquely by the requester. The response keeps the same value as the request. Maximum length: 64.
data	Data body	object	See each interface definition for the specific data format.

{
  "ret": 201,
  "msg": "request header param invalid",
  "cmd_id": 0,
  "seq_id": 0,
  "trace": "",
  "data": {}
}