The fields parameter should be specified along the query string, and it takes the syntax
?fields=<field>,...
Allowed Fields
**name
Session User not role '1' (Administrator)
**ipInfoLinks
**zoneSelection
**zones
Legend
* = always comes back
** = comes back if fields list not specified on GET all
redFont = field is a JSON object ( e.g. "repository" :{ "id" : <id>, "name" : <name> } )