Silicon Technology — Online Work from home

On 7th November i had i had agreed to do the job. They told I have to submit 1400 forms out of them 1260 has to be correct and I have to submit it by 17th Nov, in any case, if i left the work in between or cannot complete I have to pay 7100. Depending on this terms and conditions I agreed. So after that I said that I am interested and after 1 hr they sent me the agreement letter without informing me that they are going to do an agreement with me. After that on 16th I completed the work and I called them number of times how to submit it bcz I don't know how to submit and they didn't even told. No one receives my call. I even tried from different number still no answer. After that on 25th Nov I got a letter that that I have to pay some amount according to their terms.
Please help me out.

Sir At 1st November I was searching for a job then I was apply for many types of data entry job and after that I was return a call from silicon technology compony and they say that your cv is sorted and u has been selected for the job and after they has signed me to do a agreement sign and then I was done but now today they send me one notice about FIR against me because of agreement broken and they say me to pay penalty if I don't pay then they will get strictly action on me they continuously send me emails and call their lawyer is harassed me sir what can I do sir plz help me sir suggest me what can i do now