curl --location 'http://prod-cn.your-api-server.com/openapi/bwc/order/submitVoucher?appId=undefined&nonce=undefined&sign=undefined×tamp=undefined' \
--header 'Content-Type: application/json' \
--data '{
"orderNo": "BWC20261023000001",
"voucherImg": "https://cdn.example.com/voucher/1.jpg"
}'