pl 

canComment (TActivityTypeobjectTypestatusForViewer)

pl 

canPlusone (TActivityTypeobjectTypestatusForViewer)

pl 

canUpdate (TActivityTypeobjectTypestatusForViewer)

pl 

isPlusOned (TActivityTypeobjectTypestatusForViewer)

pl 

resharingDisabled (TActivityTypeobjectTypestatusForViewer)