ACL Selector is the building block used to build either Queries or Filters on ACL.
ACLs are Access Control flags that bind together a Node UUID, a Role UUID, a Workspace UUID and an ACLAction.
|Label (internal name)||Type|
|Role Identifiers (RoleIDs)||string|
|Workspace Identifiers (WorkspaceIDs)||string|
|Node Identifiers (NodeIDs)||string|