Amazon India — gali bazar i7 wireless bluetooth headphones for vivo v11 pro single ear sold by: gali bazar

We had already returned this order on 3 july 2019 and the amount of my order will not credit in my pay balance... How we get our refund... But the product which is received was defective so i request amazon to either replace or refund the amount but according to amazon india replacement is not under their policy so they were ready to refund the amount, they picked up the product from my home and according to them refund was issued on 03 july in afternoon but the problem is nothing is credited in my pay balance