Paytm Mobile Solutions — Cancelled my order refund not done

I Ordered Macbook air rupees 76, 990 (ORDER NO [protected])
using HDFC debit card emi on paytm mall on Sep 12/09/2020 and after 4 days paytm mall cancelled my order saying that courier partner cancelled my order on Sep 16/09/2020 and the bank loan is generated 76990rupees Loan Number ([protected]) EMI 4766 18 months

i didn't received the order but loan is generated .paytm mall said that we are initiated your refund please ask bank i tried to contact bank from 20 days finally i got mail that we ddint received refund because the loan is active Paytm mall didnt do refund but just sent the msg that your refund is done (in app) (not through mail or sms )on sep 16 and till the date no refund done to my hdfc debit card emi and its showing processing from month till the date and that is why loan is still active already and i sent proofs regarding bank but paytm stll says wait wait and rupees1100 is debited from the bank account on 12/10/2020paytm didnt do the refund till the date i dont even got any msg or email that your loan refund is completed its almost became a month.still in app its showing processing i contacted paytm through 24*7 help line but they are not responding well and fastly i faced so much prblm because of this order and because of this loan i transfered all my money to other account because it is autopay i paid all my loans with checkbounced charges because of this loan and still 4040 rupees is in hold and i got bank debit card emi statement that total due charges are 8869 who will pay that i tried to contact both te bank and paytm mall i placed request letter in the bank that to cancel my loan bank said we ddint recieved any refund paytm is saying we processed it contact the bank what i have to do on Nov 5th i have to pay all emis how should ive to keep my money in my account for autopay if this loan is in active I can't pay the other loans with the fines like i paid on october 2020 plz refund 76990 to my debit card limit so bank can cancel the loan as soon as possible