{
    "open_kfid": "kfxxxxxxxxxxxxxx",
    "external_userid": "wmxxxxxxxxxxxxxxxxxx",
    "type": 1,
    "member": {
        "userid": "zhangsan",
        "wording": "你好，我是你的专属服务专员zhangsan"
    },
    "groupchat": {
        "chat_id": "wraaaaaaaaaaaaaaaa",
        "wording": "欢迎加入你的专属服务群"
    }
}
