Broker implementation updated.

code/MessengerBroker/Models/CachedIdentity.cs

@@ -0,0 +1,12 @@
+using MessengerBroker.Configuration.Model.Servers;
+using System.Security.Claims;
+
+namespace MessengerBroker.Models
+{
+    public class CachedIdentity
+    {
+        public SlaveServer Server { get; set; }
+
+        public ClaimsPrincipal ClaimsPrincipal { get; set; }
+    }
+}