How to get a digital footprint from a user in a bot?

Question

Information Security

A person told me how he made a bot in which if a user writes to him, then a digital trace is automatically determined. Well, the device, model, IP address, etc.

How can this be arranged?

Answer 1

"To continue communication - go through the captcha." And below, a link to his website with captcha.
The only way.

Answer 2

Your man either deceived you, or has seen enough films. This is only possible if you rewrite the telegram client and slip it to the user.