{
    "ToUserName": "gh_abcdefg",
    "FromUserName": "oABCD",
    "CreateTime": 1533042556,
    "MsgType": "event",
    "Event": "get_quota",
    "BizID": "xyz",
    "BizPwd": "xyz123",
    "ShopAppID": "wxABCD"
}