curl --location --request POST 'https://mtest.eycard.cn:4443/AG_MerchantManagementSystem_Core/agent/api/gen' \
--data-urlencode 'messageType=CREATEORDER' \
--data-urlencode 'termTermcode=30000656' \
--data-urlencode 'orderId=21070214511280199908' \
--data-urlencode 'clientCode=88888888' \
--data-urlencode 'tranamt=1' \
--data-urlencode 'termMercode=831450072980001' \
--data-urlencode 'version=1.0' \
--data-urlencode 'expDate=1' \
--data-urlencode 'MAC=FD66753BF8C07938BF52A72435DFF4CC'
{
"messageType": "CREATEORDER",
"clientCode": "88888888",
"retCode": "0000",
"retMsg": "操作成功",
"version": "1.0",
"MAC": "F50D176F1E98E1392F3EB7C4F58DF27A"
}