Indian Bank — refund from amazon pay

Address:

Madhubani Bihar, Madhubani, Bihar, 847212

I have purchased being human jeans from amazon by making payment of 1499 through indian bank debit card. I have returned the item and amazon initiated refund reference number[protected] i call to Indian bank tolfree but they guys are asking but UTR no but amazon has not given it to me When i contacted amazon, they requested to file charge dispute with indian bank customer care. But indian bank customer l

Kindly resolve the issue