Type indicates the type of the log entry and can be used as a
filter.
Values:
TYPE_UNSPECIFIED (0):
Type is unspecified.
TYPE_PUBSUB_NOTIFICATION_FAILURE (1):
A Pub/Sub notification failed to be sent.
TYPE_RESOURCE_STATE_CHANGE (3):
Resource state changed.
TYPE_PROCESS_ABORTED (4):
A process aborted.
TYPE_RESTRICTION_VIOLATED (5):
Restriction check failed.
TYPE_RESOURCE_DELETED (6):
Resource deleted.
TYPE_ROLLOUT_UPDATE (7):
Rollout updated.
TYPE_RENDER_STATUES_CHANGE (2):
Deprecated: This field is never used. Use release_render log
type instead.