Hello!
These are WePoints. You earn them by completing objectives in your WeMod dashboard, such as using a game with WeMod once every 24 hours. Having a Pro subscription increases the WePoints earned by 50%.
WePoints are used to vote on trainers to be made or updated by converting them into vote tokens. The more votes a trainer has, the higher up the development queue it climbs.
These two links should help further explain that: