Slicepay — Failed Transaction

I had made 1 transaction on date 6th Jan 2022 and the same transaction got failed but by credit card provider billed me the same and i had paid the amount also but no response from credit card site for for refund.

I am chasing for the refund from last 3 months but no revert up till now.

below are the transaction details:
Transaction date : 06 Jan 2022
Amount: 1594.
Transaction no[protected]