{
    "meetingid": "XXXXXXXXX",
    "title": "新需求",
    "meeting_start": 1600000000,
    "meeting_duration": 10000,
    "description": "test",
    "type": 1,
    "remind_time": 60,
    "attendees": {
        "userid": ["lisi", "wangwu"],
        "external_userid": ["woabc", "woced"],
        "device_sn": ["devsn1", "devsn2"]
    }
}