Amazon India — Product not picked up since 3 weeks

I had ordered apple airpods pro on emi. due to some technical problem the product was ment to be return. the return was approved. but it has been more than 3 weeks the return product not picked up. i daily run from pillar to post but to vain. i had made more than 20 calls to CUSTOMER care and even on socal media. every time i get same reply 'sorry we couldnt make your pick up and we will make sure that it would be picked up with 2-3 days. but since 2nd july i got 15 emails stating same furstrating reply from amazon but no pickup is done till date. due to these ### im being charged by my bank.
request you to lodged complaint agains these culprits.
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