Complaint regarding fake form filling work and demand for money

Some days ago i was searching for a part time job then i get a message +919xxxxx7 from this number of data entry job they said u have to fill 600 form in 1 week if u not able to submit it then u have to pay penalty they gave me id of work i was doing work which was very irritating work then i think to search about this company on google their were not any record on thier company adrss there was nothing on google then i ask from some peeple they said it is fraud then i leave that work after some days they mailed me that we register a case against you these are the acts now pay penalty then a person called me and said i am lawyer called me i said i can’t pay then he said give response of legal notice i said ok after approx a month today i got another mail tht company project loss is 125300 rs pay it today is another lawyer now i dont know what to do i know it is fake they are doing fraud but i m terrified now lease help me.