# INotification

> The base interface for all notifications sent through the playable system.

## Definition

* **Type:** Interface
* **Namespace:** [UnityEngine.Playables](/engine/6000.5/script-reference/unityengine/playables.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public interface INotification
```

## Properties

| Property                                                                        | Description                                                                             |
| ------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------- |
| [id](/engine/6000.5/script-reference/unityengine/playables/inotification/id.md) | The identifier is a name that identifies this notifications, or class of notifications. |