Add new fields to EventMetaData and Authorization class (#32)

Author: murdahl

source/src/Slackbot.Net.Endpoints/Models/Events/EventMetaData.cs

@@ -5,7 +5,19 @@ public class EventMetaData
     public string Token { get; set; }
     public string Team_Id { get; set; }
     public string Type { get; set; }
-    public string[] AuthedUsers { get; set; }
+    public string[] AuthedUsers { get; set; } = [];
     public string Event_Id { get; set; }
     public long Event_Time { get; set; }
+    public long Api_App_Id { get; set; }
+    public Authorization[] Authorizations { get; set; } = [];
+    public bool Is_Ext_Shared_Channel { get; set; }
+}
+
+public class Authorization
+{
+    public string Enterprise_Id { get; set; }
+    public string Team_Id { get; set; }
+    public string User_Id { get; set; }
+    public bool Is_Bot { get; set; }
+    public bool Is_Enterprise_Install { get; set; }
 }