{
    "appid": "wx5f6e43071809a9dd",
    "bank_id": "test_bank_id",
    "mch_id": "1900016021",
    "region_code": "440000",
    "trade_scene": "PARKING",
    "scene_info": {
        "start_time": 1542351485,
        "notify_url": "https://weixin.qq.com",
        "car_type": "小型车",
        "parking_name": "test_parking_name",
        "free_time": 1200,
        "plate_number": "粤B888888",
        "openid": "ont-9vjAcIdSU-LgB7ubALAVJO9U"
    }
}