curl --location --request POST 'http://prod-cn.your-api-server.com/gateway/base/biz' \
--header 'method: pay' \
--header 'signType: SHA512' \
--header 'serviceName: api.pay' \
--header 'mchId: 1416010331032883200' \
--header 'timestamp: 1631671670' \
--header 'sign: 32554324534545432543' \
--header 'Content-Type: application/json' \
--data-raw '{
"mchOrderId": "string",
"amount": "string",
"firstname": "string",
"currency": "string",
"lastname": "string",
"productinfo": "string",
"email": "string",
"phone": "string",
"callbackUrl": "string",
"redirectUrl": "string",
"noPayPage": "string",
"paymentType": "QRIS"
}'