## 一、接口 ~~~[api] post:/iot/queryvirtualpoolcardflow *string:appId=13567890#联系我们获取 *string:timeStamp=1567891234#当前时间戳，10位数字，该时间戳在50秒内会失效，50秒后访问该地址，会返回请求时间戳不合法； *string:sign=xxrreedfasdfsafsfs231999999oo#签名，按照约定规则 <<< success { "responseMessage": "成功", "responseCode": 1, "requestStartTime": 1584838082054, "requestEndTime": 1584838082874, "responseCostTime": "820毫秒", "feedback": { "isBusinessSuccess": true, "executionMessage": "实时接口,直接显示查询结果", "data": { "USED_FLOW": 102400012 } } } <<< error { "responseMessage": "失败", "responseCode": -99, "requestStartTime": 1584838082054, "requestEndTime": 1584838082874, "responseCostTime": "820毫秒" } ~~~ | 序号 | 字段 | 说明 | | --- | --- |--- | | 1 | USED_FLOW| 当前已用流量 实时数据（月底会清零，kb） |