made a payment mistake. need help!

Order number 942713661444303735

ticket 138728



EDIT1: "21/01/2018 - 23:18" Got answer via email saying it will be refunded, I'm waiting for now, thanks!
EDIT2: "22/01/2018 - 15:00" Still waiting for refund.
EDIT3: "23/01/2018 - 16:00" Still waiting for refund.
Finally got it after 12-15 days...