JSON message about response status
{
"requestURL":"",
/*optional, string, request URL*/
"statusCode": ,
/*optional, int, status code*/
"statusString":"",
/*optional, string, status description*/
"subStatusCode":"",
/*optional, string, sub status code*/
"errorCode": ,
/*required, int, error code, which corresponds to subStatusCode, this field is required when statusCode is not 1. The returned value is the transformed decimal number*/
"errorMsg":"",
/*required, string, error details, this field is required when statusCode is not 1*/
"MErrCode": "0xFFFFFFFF",
/*optional, string, error code categorized by functional modules*/
"MErrDevSelfEx": "0xFFFFFFFF"
/*optional, string, extension of MErrCode. It is used to define the custom error code, which is categorized by functional modules*/
}