Oc Technology — Regarding part time online work captcha

Respected sir/Ma'am
I was misguided by a person regarding captcha work online they gave me wrong information regarding work.they told that captcha will be of 4 words but it was of 6 words.they did not shared any terms and conditions with me.their app was not working properly I have typed 150 words but showing counting 1.
Now they are threating me by asking for money.i have been threatened by lawyers by calling again and again.
Please help me I am in trouble.please suggest me what should I do.