{
"returnUrl": "https://app.example.com/result",
"expireMinutes": 30
}curl --location --request POST 'http://10.168.1.163:48080/open-api/v1/coupon-purchases//cashier?purchaseId=1' \
--header 'Content-Type: application/json' \
--data-raw '{
"returnUrl": "https://app.example.com/result",
"expireMinutes": 30
}'{
"code": 0,
"msg": "",
"data": {
"tradeNo": "",
"cashierUrl": ""
}
}