Create your OnlyFans account and then go to the Home page and start looking for someone to follow.
As with any sharing of sensitive, pornographic or adult material, it is important to think of the consequences and make an informed decision before doing something you might come to regret.
Is it Illegal to Sell Nudes? American Express is known for rejecting transactions with porn companies, although this may not always be true.
You may have forgotten that Patreon, the favored platform of hip independent podcasts and artists, allowed adult content only a few years ago.