RecommendationSubscriptionOperation

A single operation (create, update) on a recommendation subscription. [RecommendationSubscriptionService.MutateRecommendationSubscription]

Fields
update_mask	FieldMask Optional. FieldMask that determines which resource fields are modified in an update.
Union field operation operation. Required. Create or update operation. operation can be only one of the following:
create	RecommendationSubscription Create operation: No resource name is expected for the new subscription.
update	RecommendationSubscription Update operation: The subscription is expected to have a valid resource name.