Returns a list of users that are currently members of a specified project, as well as their current project security roles and available project security roles. Optionally include users who are not currently members of the project, but who are available to be added.
A project member is a user who has access to a specific project. Project members are assigned a project security role, which controls the level of access they have to the project. Possible project security roles include manage, edit, collaborate, creator, and guest.