[Resolved]  Rio Technology-Data Entry — asking money and blackmail

My name is Rogen Mathew.i am from Kerala.
Sir A company named Rio technology that is from Maharastra is a data entry firm.one of their one employee message in WhatsApp and offered me a data entry job and registering in 300 rs without my permission with my documents and they made an agreement on a non judicial stamp of my name and second party and their own as the second party then they send me user and they assigned me 120 pages for data entry work for 12 days but when I started work then I saw that I cant finish work in times.so i send a mail to cancel my contract.but company reply me and they said if you want to cancel your work then you have to pay cancellation amount of 10000 penalty and if you want to cancel your agreement then you need to pay penalty amount for that, otherwise company will handle it legal was as per agreement.so i decide to pay the money and i ask for the cancellation paper.they send noc paper to me.i thought that problem is finished.after one week they call me different number asking more money around 15000 and the are blackmailing me.so i decided to pay money 13000 and i ask for cancellation paper they told me pay this money and you will no longer their customer but they send only noc paper.last week again they send message now i have to pay money more around 31, 510rs.they told me i have to pay money within 15 to 30 mins otherwise they will make legal paper to me.they told they already fax my number to nearest police station and they told me they will make arrest warrant.
SO PLS HELP ME, SIR, TO SOLVE THIS PROBLEM