Mts — received call saying cyber police

Address:

560066

I got call from bangalore below numbers (Mentioned calling from cyber police station) and they are blackmailing me like you have not cleared mts bill and they are filing fir on my name (I cleared all bills and i have proof but still they are saying they will going to filing complaint against me), i got call from three different numbers[protected], [protected], [protected] and in the begining even i thought it may be police and asked about my balance and he said 2.5k balance amount and i asked how to pay that amount and he sent this personal account detail (By saying its an mts manager account number) :
A/c[protected]
Ifsc : cnrb0000489
Name fayaz ahmed