Club Factory — refund issue

I ordered three items on club factory. Order no is so9818338. I received the order and return back by dtdc with tracking number z47580550 to club factory return centre noida. I visted back to dtdc for confirmation but they said that the parcel was already delivered. But i did not get the money back in my paytm. Pls solve my issue as soon as possible i shall be very thankful to u. Thanks