API.getWikiPage
Lowercase language tag ("fr" for french, "pt-br" for brazilian portuguese)
It's what should be after https://osu.ppy.sh/wiki/{locale}/
https://osu.ppy.sh/wiki/{locale}/
Think of it as the title of the parent wiki page
If the title in the path (assuming it's in it (very unlikely if locale is not en)) is after a slash (/), this is what is before the slash
title
path
locale
en
Obtainable From
API.getWikiPage