{
"reqHeader": {
"transTime": "string",
"transCode": "string",
"transSequence": "string",
"reqType": "string",
"reqId": "string",
"instMchtCode": "string",
"certificateId": "string",
"easyPayCertificateId": "string"
},
"reqBody": {
"extMemberCode": "string",
"applyNo": "string",
"businessDate": "string",
"nonce": "string",
"timestamp": 0,
"backUrl": "string",
"ipAddress": "string",
"macAddr": "string",
"deviceId": "string",
"terminalType": "string",
"osVersion": "string"
},
"reqSign": "string"
}