SBI — Refund Initiated by Amazon but still not received

Address:

SBI, Kantamal, Boudh, Odisha

Dear Sir/Ma'am

I ordered 2 products(KINDLE PAPER WHITE 10TH GEN and Robustrion Ultra Slim Smart Flip Case..whose altogether cost is 13, 488/-) on Amazon on 15th June2021..however i cancelled this order on 18th june2021 while the items were in transit.The refund was initiated by the Amazon and they have provided me a Return Ref. NO.(ONUS[protected].But my bank branch is not helping me to get my refund back..No one is even bothering to listen to my problem.It was a hugè amount.Kindly intervene in this matter.

This is urgent please help me as soon as possible.