>使用第三方支付平臺的4G車場調用該接口接收預付消息通知
預付金額不得低于訂單的應付金額，預付后在免費離場時間內不再重新計算費用，直接返回需補繳0元
測試地址：http://test.bolink.club/zld/openservice/prepayorder
正式地址：http://yun.bolink.club/zld/openservice/prepayorder
|字段名稱 | 說明|類型| 示例|是否必傳字段|
| --- | --- |--- | --- | --- |
park_id| 車場編號 |String |20003| 是
union_id| 廠商編號 |String | 200279| 是
car_number |車牌 |String |京GH0093| 是
prepay |預付的金額（元），不低于訂單查詢費用的應付金額 |Number |6.5 |是
order_id|訂單記錄號(車輛在停車場停車唯一訂單編號，對應入場訂單編號) |String| 9009 |是
query_order_no| 查詢價格編號，查詢時收費系統返回的查詢價格編號| String| 300022 |否
prepay_type |預付類型| Number |1電子，2中央繳費機現金| 是
trade_no| 訂單流水號 |String |201704012000121122232 |是
pay_channel |支付通道 |Number| 0微信 1支付寶 2余額 3銀聯| 否
pay_time| 支付時間| Number（unix時間戳格式，長整型）| 1490876000| 是
arrive_money| 到賬金額 |Number|1.25| 是
fee |手續費 |Number| 1.25 |是
account_type |到賬類型(1-收入 0-支出)| Number|1 |是
remark |說明 |String |收到停車費-京G00000 |是
示例：測試地址：http://test.bolink.club/zld/openservice/prepayorder
{"data":{"park_id":"22370","union_id":"200279","car_number":"黑AA2224","prepay":21,"order_id":"202108110034","query_order_no":"08110034","trade_no":"Test20210811034","prepay_type":2,"pay_channel":3,"pay_time":1628665927,"arrive_money":20,"fee":1.20,"account_type":0,"remark":"testdly04"},"sign":"4E911414EBF67798A5324175AD0E25D1"}
編碼后：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
返回:Base64處理過的字符串
|字段名稱 | 說明|類型| 示例|是否必傳字段|
| --- | --- |--- | --- | --- |
state| 狀態| Number |0失敗 1成功 |是
message |提示，state=0時有值 |String| success |否（有值時必傳）
示例：eyJkYXRhIjp7InN0YXRlIjoxLCJtZXNzYWdlIjoi5ZCM5q2l6aKE5LuY5pWw5o2u5oiQ5Yqf77yBIn0sInNpZ24iOiI0RTkxMTQxNEVCRjY3Nzk4QTUzMjQxNzVBRDBFMjVEMSJ9
解碼后：{"data":{"state":1,"message":"同步預付數據成功！"},"sign":"4E911414EBF67798A5324175AD0E25D1"}
