State Bank Of India [SBI] — fraud transaction through atm cum debit card

One fraud call came in the morning no[protected], asked for card no & after some time asked for otp also we gave him as he was saying he is calling from sbi. He fraudly dispatched 20, 000rs. From our account. So kindly help us. Account no - [protected], customer name - mrs. Chandrakanta agrawal, branch code-4088, city - phool bagh chouraha, gwalior. As i have blocked my card date[protected]