{
"mch_id": "string",
"refund_seqno": "string",
"refund_status": "string",
"platform_refundno": "string",
"refund_amount": "string",
"account_date": "string"
}curl --location '商户提供' \
--header 'Signature-Data;' \
--header 'Signature-Type: RSA' \
--header 'mch_id: 2020042200284052' \
--header 'sp_no;' \
--header 'timestamp: 20221109111509' \
--header 'Content-Type: application/json;charset=utf-8' \
--data '{
"mch_id": "string",
"refund_seqno": "string",
"refund_status": "string",
"platform_refundno": "string",
"refund_amount": "string",
"account_date": "string"
}'{
"ret_code": "string",
"res_msg": "string"
}