Akt Enterprise — akt enterprise blackmailed me

I am a student i get call from a madam she says there is a company named akt enterprise which provides captcha typing work in which there is 7000 captcha which is typed in 7 days without any mistake and they give a salary of 28000/- for only 7 days work i am agee to do the work. They generated my id and provide me an app. I installed the app the app and star my id but there is a mistake in app the not start but the next app was start. I started the work then i completed 120 captcha and log out my id then after i log in my id then the work is start from the beginning i complained to helpline department. They said me to continue the work our system is calculating your work. So i checked on google then i understand the company via fraud so i deleted the app and left the work. After 7 days i get message and mail from the company that you breach the company contract and pay the penalty charges and give me a no. Of there advocate punit gupta.