Minecraft PE won at server minigames I get an ad with points?

Ef
- in Servers
1

I play Minecraft on different servers on my tablet I won the mini games and I always got an info that I got points or coins at mine craft PE you have to buy maps etc with coins The coins can be bought with real money

What are the points for? Are you able to buy Etc later maps? Or we what are they? I play on the server mine plex, life boat and the hive

ca

Since when do you play Minecraft?