curl --location --request POST 'https://dev.huiyuxuan.com.cn/provider/pay/refund_query' \ --data-urlencode 'refund_no=' \ --data-urlencode 'provider_code=16600001' \ --data-urlencode 'app_mch_id=1661408635' \ --data-urlencode 'timestamp=1733210105' \ --data-urlencode 'sign=123456'
{"code":0,"msg":"success","data":{"refund_no":"123123123123123123","out_trade_no":"20241130B30344320127757","total_refund":"0.01","refund_fee":"0.00","subject":"1111111","create_time":"2024-12-03 15:17:42"}}
