{
    "errcode": 0,
    "errmsg": "ok",
    "requestdomain": ["https://www.example.com"],
    "wsrequestdomain": ["wss://www.qq.com"],
    "uploaddomain": [],
    "downloaddomain": ["https://www.qq.com"],
    "udpdomain": ["udp://www.example.com"],
    "bizdomain": ["https://www.qq.com"]
}