Play games
Choose the game that interests you and play itfor free.
Complete the quests
Every game has some quests for which you will receive Soul Gems.
Receive rewards
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
I completed a wsop for achieving level 50 within a certain amount of days and I haven't been credited I know sometimes they don't appear right away but it's been a while and still nothing any ideas of what I should do? and how can they not have something that keeps tracks of every contract you do??