Amazon India — [protected] Order ID Refund delayed

I ordred IQOO Z5 on 9th sep 2022 on amazon ..i had issues in the device called customer care, they told that they will arrange replacement device, , but i didnt recieve that order and it got cancelled .again called customer care they told that they will arrange refund after picking the old device..20days over still nobody came to pick the call after followups with amazon..i took the phone on emi basis ..now who will bear the emi ..my bank people calling me to pay emi ..bcous of amazon mistake i supposed to pay my emi.
pls help me in this
Lokesh
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