--- Returns the avatar URL for a user or returns a default avatar URL if the user does not have a custom avatar.
---
--- @param user apiTypes.UserObject
--- @return string The URL of the user's avatar.
function avatarUrl(user: apiTypes.UserObject) end

--- Returns the guild icon URL for a given guild object or a default avatar URL if the guild does not have an icon.
---
--- @param guild apiTypes.GuildObject
--- @return string The URL of the guild's
function guildIconUrl(guild: apiTypes.GuildObject) -> string end