{
    "ToUserName": "gh_*",
    "FromUserName": "OPENID",
    "CreateTime": 1662480000,
    "MsgType": "event",
    "Event": "channels_ec_vip_join",
    "user_info": {
        "join_time": 1662480000,
        "phone_number": "123456789"
    }
}