Ecom Express — prepaid money has been taken courier person

Address:

AECS1 KALPAKKAM, 603102

Dear sir
This is to inform you that i have purchased nike basketball shoe through online. I have paid money through my credit card, money has been detected. The delivery has been done 6th july 2019 at the time of delivery courier person again taken prepaid money at time of delivery. I have given compliant through customer care so many time but no responsible the amount is 3360/- rupees
My awb no is-[protected], my name is govidaswamy, so how i will getback my money
My contact no-[protected]