Two things:

* User views its devices, from a /manage index link
* Yavsc.Server resurection

Yavsc.Server/Models/Auth/RefreshToken.cs

@@ -0,0 +1,23 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace Yavsc.Models.Auth
+   {
+       
+   
+    public class RefreshToken
+    {
+        [Key]
+        public string Id { get; set; }
+        [Required]
+        [MaxLength(50)]
+        public string Subject { get; set; }
+        [Required]
+        [MaxLength(50)]
+        public string ClientId { get; set; }
+        public DateTime IssuedUtc { get; set; }
+        public DateTime ExpiresUtc { get; set; }
+        [Required]
+        public string ProtectedTicket { get; set; }
+    }
+   }