curl --location --request POST '/open/api/gateway.do' \
--header 'Content-Type: application/json' \
--data-raw '{
"apiCode": "SFT0511",
"bizModel": "{\"batchNo\":\"2025070300000007\"}",
"requestNo": "7a0bab70-d9ac-4aa7-bb67-cb68e665aa29",
"version": "2.0",
"merchantNo": "1088202103120003",
"timestamp": "20250703155659"
}'