notificationIndicator
A notification indicator is a small visual element used to indicate that there are new notifications, messages, or updates associated with a specific UI element. It is typically displayed as a small dot or a numeric badge, positioned in the top-right corner of an icon or button. The notification indicator comes in two different appearances: NotificationIndicatorAppearance.Indication and NotificationIndicatorAppearance.Numeric.
NotificationIndicatorAppearance.Indication

NotificationIndicatorAppearance.Numeric

Parameters
appearance
Defines the appearance of the notification indicator. null hides the indicator.