[Resolved]  Pexiv Company — threatening me to deposit money

I took a typing job work in pexiv company then i'm paid them 4700 to deactivate my account because i was told that this is fraud don't do this so i paid them the amt of 4700 and they sent me a mail that you are not further associated to this company but now after approx 1 year then again started demanding money 12700 cancellation charges they send me messages and always say the same thing if you will not pay we will hand over the matter to legal department. Please help me out