State Bank Of India [SBI] — Rupay utsav card platinum refund not reflected.

Sir I have paid TNEB bill through Amazon from my SBI festival rupay card on 20/11/2020 which was given to government servent with ₹10000 pre loaded balance as a festival advance which will expired on 31/03/2021. So no account no. was register with this only a utsav rupay card was given for transactions. The payment has been failed and refund processed from amazon side.

REFUND referance number - 94FF0E
Amount Rs.410
Many times I have mailed to sbi credit card also spoken to sbi customer care nobody able help. Also it is not possible to check statement from ATM. This is one of the worst service from sbi. If it is refund amount not possible to add in prepaid card what is the point of issuing this type of card.

But till yet the amount is not refunded back in my Festival Rupay Card.

My card no. - [protected]

Card name - SBI RUPAY PREPAID CARD

EXPIRY DATE - 03/21

Sir please help me to get my refund back to my card.
Transactions details are attached for your reference