`TInstanceGroupManagersResource`
		ResourceName
		DefaultAPI
		AbandonInstances
		AggregatedList
		Delete
		DeleteInstances
		Get
		Insert
		List
		ListManagedInstances
		RecreateInstances
		Resize
		SetInstanceTemplate
		SetTargetPools

`TGoogleResource`
pt		CheckAPI
pt		Notification
		AddToQuery
		SubstitutePath
		ServiceCall
		ResourceName
		DefaultAPI