State Bank Of India [SBI] — threatening for fraud call

Address:

Ahmedabad, Gujarat, 382424

Person called by [protected]l and threatened to pay the amount.he come at my office .SBI is harrasing me.
First they did fraud transaction and telling me to repay for the same.
I already lodge complaint for the same immediately still they are threatening to pay.i immediately lodge complaint in SBI credit card but they are not accepting the same and told that I need to pay even they blocked the credit card.
I also complaint in SBI ombudsman.
Now the executive is threatening.