Workfromhomes.in — complaint against company for fraud

I have completed my work within time, after submitting they said im entered wrong data, but my work is almost 95% right, they send me advocate notice for pay 4900 rupees, i was told him but they not listening. After 10 days today they send me msg to they will send me court notice to my nearest police station and they said to me pay 128000 rupees in a court. Or if close the file today up 4pm then they will close the file in rupees 12500. What would i do? Please give me solution. Help me.