Freelancerforms.in — Demanding of money for not submitting work in given time

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Freelancer form.in

I was searching for work online then I fill my form on shine.com my cv was shortlisted then there was call from freelancer form.in they said to me we will give you data entry work you have to do that work within 7 days total forms was 700.
Then I was searching for data entry work on YouTube then I find the video of labour law advisor I saw there in comment lots of people have already been scammed then I decide to not to work there
After 1 day the same legal contract was send to me and told me to pay fine otherwise we are taking legal action against you.So far lots of scammed calls, emails and messages they send to me.
What I have to do pls help me sir...