OptionallinksOptionalmutualPeople you follow who follow this account: how many, and a preview of up to 3 (api.mutualConnections() has all). Absent when none.
OptionalbadgesProfile badges (absent on older servers).
Optionalviewersubscribed: you asked for notifications about their new posts (only present while you follow them).
OptionalconnectionsWhether you may open their follower / following lists (false when they hid them; absent on older servers).
Up to 5 links in the owner's order;
websiteis the first one (absent when there are none, and on older servers).