Sky Track — sky track fraud company asking for money

Hi sir...
I am getting a calls blackmailing to pay the money for not doing the data entry work.
One day a ms. Khusbhu call me and
Told that she saw my details in quikr and applied for data entry work.

She took my details and made an agreement.

She send one mobile app called webspros and explain about work.
I do1st day app links was not running so i ask from ms. Khushbu she told me wait after that shedidnt tell work do or not.

Now they calling and asking for money.

Please resolve the matter. I am gone mentally tension.

Thanks