ResourceVisibility

How broadly the data in the resource has been shared. New items may be added over time. A higher number means more restricted.

Enums
RESOURCE_VISIBILITY_UNSPECIFIED Unused.
RESOURCE_VISIBILITY_PUBLIC Visible to any user.
RESOURCE_VISIBILITY_INCONCLUSIVE May contain public items. For example, if a Cloud Storage bucket has uniform bucket level access disabled, some objects inside it may be public, but none are known yet.
RESOURCE_VISIBILITY_RESTRICTED Visible only to specific users.