Paste your x-game-token and user GUID. They're sent only to gamesapi.worldsurfleague.com from your browser.
x-game-token
gamesapi.worldsurfleague.com
How to get these: open fantasy.worldsurfleague.com, log in, open DevTools → Network, and find any request to gamesapi.worldsurfleague.com. The x-game-token header is the JWT. The GUID is in the URL path of /league/user/{guid}/….
/league/user/{guid}/…