Savya Bpo Services — Asking 3400 or files FIR

I am receiving the messages from[protected] in WhatsApp as - they asking 3400 for quit the job.. Otherwise we will submit your FIR to our senior advocate then you will have to pay 15000 or 20000 in court.. I send my aadhar card, passport photo, signature, alternate phone numbers.. They mailed me that I have successfully registered at savya bpo services.. What can I do? Iam in full tension.. Please help me