Fe Services — about fe services fraud

This is a company by the name fe services which is located in gujarat.
I got a call from them that they will give me 30, 000 rs for filling 1200 forms. The caller name was Lucy Aswal ([protected]).
the work wassubmitted within 12 days and out of 1200 forms 1080 should be correct. These were the terms and condition of them.i didn't complete the work because of the external errors caused on the website . i got doubt on them then search for the company in internet. but i got known that company is fraud.
they are said that you broke the rules and now you have to pay 4800+2500 rupees as penalty. i paid the amount they said . But know thier lawyer called me and said that give the money or they will file a case against me.
Their lawyer name i don't know in ture caller it says advocate associate and his number is [protected] from Gujarat.
Now they are insisting to pay amount again and blackmailing me that i have to pay them. Otherwise they will case file for me . now they sent me this
Please help me.i'm student.