It's a tricky one. Search for keywords/hashtags/communities, find people who post under those. App/client user and content recommendations are p poor, as per usual.

It's a small userbase, not that much activity under topics tbh.... (for now at least maybe ¯⁠\⁠_⁠(⁠ツ⁠)⁠_⁠/⁠¯)