{
    "mch_id": "10000098",
    "appid": "wxcbda96de0b165486",
    "sign": "E1EE61A91C8E90F299DE6AE075D60A2D",
    "plan_id": "12251",
    "contract_code": "1234",
    "contract_termination_remark": "原因",
    "version": "1.0"
}