Avenues India — as soon as money got transferred I got an error.

I was buying a posture corrector band on scrollstreet.com worth ruppes 679.15. As soon as transaction was done i could see page error. My money got deducted but i didnt recieve any details of the product and the bill of the product. I used my sbi card and the reference no is igafhibyi0. I want my money back. Forwading you the message i recieved from my bank.