Yes, a brand with a strong social media following can be any format; a person, cartoon, music catalogue, fashion blog, whatever. As long as you create something that offers value of some sort, you can grow it

> Nowadays, non-public figure are being urged to buy followers

Buying followers is just an illusion of success, and tends to dilute down the quality of the community you’re creating. Start it small, get everything right, then keep pushing content and scale it up