Introduction
Read the user groups of your project: the flat list, the top level, a single group, or the children of one.
getUserGroups
Get all user groups.
getRootUserGroups
Get all top-level user groups.
getUserGroupById
Get a single user group by its ID.
getUserGroupByMarker
Get a single user group by its marker.
getChildUserGroupsByMarker
Get the child groups of a user group.