Multipie integration with empty behavior

Assets/BossRoom/Scripts/Shared/BossRoom.Shared.asmdef

     "name": "BossRoom.Shared",
     "rootNamespace": "",
     "references": [
-        "GUID:1491147abca9d7d4bb7105af628b223e"
+        "GUID:1491147abca9d7d4bb7105af628b223e",
+        "Unity.Multiplayer.MultiPie.Editor"
     ],
     "includePlatforms": [],
     "excludePlatforms": [],
     "defineConstraints": [],
     "versionDefines": [],
     "noEngineReferences": false
-}
+}

Packages/manifest.json

     "com.unity.ide.visualstudio": "2.0.5",
     "com.unity.ide.vscode": "1.2.3",
     "com.unity.multiplayer.mlapi": "https://github.com/Unity-Technologies/com.unity.multiplayer.mlapi.git?path=/com.unity.multiplayer.mlapi#develop",
+    "com.unity.multiplayer.multipie": "git@github.com:Unity-Technologies/com.unity.multiplayer.multipie.git",
     "com.unity.postprocessing": "2.3.0",
     "com.unity.test-framework": "1.1.19",
     "com.unity.textmeshpro": "3.0.1",

Assets/BossRoom/Scripts/Shared/SliceBehaviors/EmptySliceBehavior.cs

+using Unity.MultiPie;
+
+namespace BossRoom.Scripts.Shared.SliceBehaviors
+{
+    public class EmptySliceBehavior : SliceBehavior
+    {
+        public override void OnAllSlicesStarted()
+        {
+        }
+
+        public override void OnSliceMessageReceived(int senderId, string message)
+        {
+        }
+    }
+}

Assets/BossRoom/Scripts/Shared/SliceBehaviors/EmptySliceBehavior.cs.meta

+fileFormatVersion: 2
+guid: 7fcfa3b49eb94df7ab39b79cf6ece38c
+timeCreated: 1610994500