Dear Khun Meyer,
Regarding to your payment via bank transfer so we already received your money and we will refund money back to your credit card as soon , please waiting for process refund money back to your credit card onwards.
Dear Account,
Please process refund money back to client credit card as the amount total 19,473.69 THB asap.
Should you have any queries or additional information is needed, please do not hesitate to contact me krab.