Mobikwik — Fraud transaction from my debit card by purchase a mobile of rs. 9999

Address:

Muzaffarnagar, Uttar Pradesh

sir, i wish to bring your notice that a fraud transaction which took place today using my debit card.i got a call from the no.[protected].the person claimed that he was calling from S.B.I & my ATM card has been blocked he asked debit card no.and the one time password after that i got a sms from bank that transaction of rs.9999 was made from my debit card toward mobikwik.com i quicked block my card and also filed the F.I.R in my local police station.so i am sending a mail to the [protected]@mobikwik.com.so this is request that please help me in getting back my money.
thank you