Each user object has the following properties:

id (integer)

The user's unique ID in the database.

first (string)

The user's first name.

last (string)

The user's last name.

display_name (string)

The user's display name, as entered in Director.

profile (string)

The user's biographical profile.

externals (array)

Array of external links, each with a name and a URL.

content_count (integer)

How many pieces of content the user has uploaded.

photos (integer)

The user's profile photo, returned with the parameters given to the Format class' "user" method.