Unity Project

reference
https://cardgames.io/yahtzee/

Library/PackageCache/com.unity.timeline@1.2.15/Runtime/Events/INotificationOptionProvider.cs

@@ -0,0 +1,15 @@
+namespace UnityEngine.Timeline
+{
+    /// <summary>
+    /// Implement this interface to change the behaviour of an INotification.
+    /// </summary>
+    /// This interface must be implemented along with <see cref="UnityEngine.Playables.INotification"/> to modify the default behaviour of a notification.
+    /// <seealso cref="UnityEngine.Timeline.NotificationFlags"/>
+    public interface INotificationOptionProvider
+    {
+        /// <summary>
+        /// The flags that change the triggering behaviour.
+        /// </summary>
+        NotificationFlags flags { get; }
+    }
+}