curl --request PUT \
  --url https://api.steppay.kr/api/v1/invoices/{id} \
  --header 'Content-Type: application/json' \
  --header 'Secret-Token: <api-key>' \
  --data '
{
  "id": 123,
  "customerId": 123,
  "products": [
    {
      "productCode": "<string>",
      "priceCode": "<string>",
      "minimumQuantity": 123,
      "maximumQuantity": 123,
      "productName": "<string>",
      "price": 123
    }
  ],
  "publishType": "NOW",
  "purchaseDeadline": "2023-11-07T05:31:56Z",
  "publishMethods": [
    "KAKAO"
  ],
  "discount": 1,
  "reservationAt": "2023-11-07T05:31:56Z",
  "invoicePayMethods": [
    "CARD"
  ],
  "memoToCustomer": "<string>"
}
'

{
  "errorCode": "<string>",
  "traceId": "<string>",
  "errorMessage": "<string>",
  "details": {}
}