diff --git a/ZR.Model/PagedInfo.cs b/ZR.Model/PagedInfo.cs
index ee2ea0e..08ea554 100644
--- a/ZR.Model/PagedInfo.cs
+++ b/ZR.Model/PagedInfo.cs
@@ -40,7 +40,7 @@ namespace ZR.Model
             set { }
         }
         public List<T> Result { get; set; }
-
+        public Dictionary<string, object> Extra { get; set; } = new Dictionary<string, object>();
         public PagedInfo()
         {
         }