NotificationPreference interface 
Notification preference for a job stage.
Properties
| send | 
	Notification is required or not.  | 
| stage | 
	Name of the stage.  | 
Property Details
		sendNotification
	 
	Notification is required or not.
sendNotification: boolean
				Property Value
boolean
		stageName
	 
	Name of the stage.
stageName: string
				Property Value
string