How to get channel posts without admin rights?

Question

Telegram

You need to receive posts from the Telegram channel. In fact, this can be done through the bot, but only the channel administrator can add it. And it is necessary that it be possible to receive posts without.

How can this be done using PHP? Perhaps there is some trick through widgets? Or the ability to add a bot without admin rights?

Answer 1

https://docs.madelineproto.xyz/API_docs/
https://habr.com/ru/post/433268/

Answer 2

It seems that this can be implemented through userbots, read about them.