Prox — form filling - work from home

Sir, I have got a call from the prox company spoke person and he told that they will offer a part time job ie., to fill 900 forms within 9 days. They convinced me and received digital agreement, digital signature, voice recording and received an ID proof, after sending he called me twice in the span of 2 min and make to keep sign after 2 days. After 9 days once i completed the forms i submitted it with in the deadline. 2 days later i received a mail stating that my form filling is QC Failed and i have to pay a penalty amount of Rs 4700 for utility charges.The very next day received another mail in which a person pretending to be an advocate and forced me to pay the penalty of Rs 4700 + Rs 4100 for legal charges. If i din't pay it the further legal charges should be payed by me.
Sir, please help me to over come from this tuff situation, and also please advice me how to proceed for the fraudulent mails and calls.