KORAIL_STORE

[API] GET /api/order

1.Response (refer to latest API spec)
  - add 3 fields
  1) supply_amount : Integer / 공급가액
    - set value = {payment_amount} / 1.1 (Round up)
  2) vat_amount    : Integer / 부가세
    - set value = {payment_amount} / 1.1 * 0.1 (truncate decimal value)

  ex) payment_amount = 3700
    - supply_amount : 3700/1.1 = 3363.63 -> 3364 (Round up)
    - vat_amount : 3700/1.1*0.1 = 336.36 -> 336 (truncate decimal value)

  3) payment_key : string / PG승인번호(결제키)
    - set by {st_order_payment.payment_key}