Apple Support handles all transactions of real world currency, so you will need to contact them directly to request a refund.

To request a refund from Apple, follow these steps:
  • Go to Apple's problem reports page:
  • Log in with your Apple ID and password.
  • If you see the “Report” or “Report a Problem” button next to the item that you want to request a refund for, click it.
  • Follow the instructions on the page to choose the reason why you want a refund and submit your request.