While in game you earn cLithiums for your actions, a detailed break down can be found here: Fortnite Information.
The process of earning cryptos works like this:
|1.||SIGN UP HERE then Play Fortnite and earn uLithium for kills and wins.|
|2.||Request a withdrawal|
To prevent fraud withdrawals must be manually approved by an admin. Withdrawals are approved once every 24 hours.