While in game you earn cPhotons 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 uPhotons for kills and wins.
2.  Request a withdrawal

 

Withdrawals will be sent to the address you have set here. To prevent fraud withdrawals must be manually approved by an admin. Withdrawals are approved once every 24 hours.