Paytm Mobile Solutions — Paytm postpaid bill payment

I anmol Kudal paid July postpaid bill of 322 rs . The payment is still processing I paid it on 1 August and today is 7 August it's been 6 days. And the customer care stopped replying .Also the postpaid is now showing 322 rs as outstanding in August month and for it the bill is to be generated on 1st September. I have not spent single Rupees in August still they are showing a outstanding bill of 322 rs .this is purely fraud by Paytm postpaid and the customer care is just has automated msg .please help me they are charging double money