State Bank Of India [SBI] — refunds not credited

My name is ashu munjal, i ordered a jacket on amazon for ₹1008 for that i paid rs 190 from amazon pay and remaining from my debit card on 18th oct 2019 (Order id[protected] but on 24th oct i returned the order and amazon initiated refund on 24th oct 2019 but my refund is still not credited in my bank account. Amazon has given me a reference no. 275103 and told to raise a dispute in bank but both the parties are not raising any dispute and bank is deniying this reference no. Given by amazon and not raising dispute. Kindly respond to my complaint its very urgent.