Swiggy — Not delivered prepaid order worth 393

Hi, I ordered product, paid 393rs via paytm, they marked delivered but I did not received any order, I immediately called delivery boy he did not picked my call, than I complained on help chat they said sorry, on Swiggy call customer care they said delivery boy phone not reachable they cannot refund my money. Please refund my money, my order ID #[protected]