{
"billMsg": "string",
"inCdno": "string",
"merMcc": "string",
"orgId": "string",
"orgMercode": "string",
"outCdnoKind": "string",
"refundOrderId": "string",
"reserved": "string",
"tradeAmt": "string",
"tradeCde": "string",
"tradeDate": "string"
}