{
    "deposit": "Y",
    "appid": "wx2421b1c4370ec43b",
    "attach": "订单额外描述",
    "face_code": " b713b5d2-666c-48b6-8c37-f15acf5a7069",
    "openid": " oHkLxtxS5pkpxVbVeVuqpPQviw5o ",
    "body": "押金人脸支付测试",
    "device_info": "1000",
    "mch_id": "10000100",
    "sub_mch_id": "10000101",
    "nonce_str": "8aaee146b1dee7cec9100add9b96cbe2",
    "out_trade_no": "1415757673",
    "spbill_create_ip": "14.17.22.52",
    "total_fee": "1",
    "sign_type": " HMAC-SHA256",
    "sign": "C29DB7DB1FD4136B84AE35604756362C"
}