Crystal Wave Technology — illegally demanding money & sent me a notice

Hi sir,
I am nilay pal from kolkata, west bengal. I got a call from a lady for some online data entry work. The name of the company is crystal wave technologies from gandhinagar gujarat she told me that i have to fill some forms against which they will pay me. 520 forms in 5 days. She also told there is no registration charge they will deduct 4500/- from my payment. After that they told me to send aadhar card a selfie & a photo of my signature which i did. Then they attached it to an agreement in a 100 rs stamp paper n send me. The forms were too lengthy n i couldn't finish them within 5 days. After the given time, now they are demanding 55000/- rs from me. They called & threatened me that they will file a case against me. They also send this msgs.

Case has been approved at sector 11, gandhinagar, gujarat 382011. Case type - breaching contract of crystal wave technologies. Case status - approved, civil case number - uel07/2019/593 name:- shivani gupta filing number -2019/893 petitioner fir number - agr/br/1232/lc669 under act - ipc 73, 74. For case cancellation or any case regarding details kindly contact your case leading advocate mr. Vishal porathiya +91 [protected].?

A digitally generated notice will be sent to your registered email address kindly check it in your inbox or spam box. The hard copy of this notice will be sent to your registered address.

Alert! Mr. Nilay pal you have to be present at gandhinagar gujarat court campus, 382011, 18 dec 2019 at 12:35 pm with your lawyer. Gujarat district court.

I also got a mail from them which looks like a court notice from the following email id - associate. [protected]@yahoo.com

Is there seriously anything to worry & how can i get out from this matter??? Plz help me out.
My email id - [protected]@gmail.com & phone no [protected]. Plz contact me n help me out sir.