Airtel — fraudulent transaction attempted on my debit card

Address:

New Delhi, Delhi, 110049

Today, on 19/5/18, morning 6:25 i received otp sms for transaction on airtel5/bh/prepaid for 500 rupees, using my sbi debit card which was not initiated by me. Ten minutes later payment declined on payus00001653 due to incorrect pin message was received. Someone is using airtel wallet portal for fraudulent transaction. Please look into it asap and resolve this issue. We all don't want to lose our hard earned money.