server/AyaNova/models/Tag.cs

@@ -14,8 +14,8 @@ namespace AyaNova.Models
 
         [Required]
         public long OwnerId { get; set; }
-        [Required]
-        public string Name { get; set; }//max 35 characters ascii set        
+        [Required, MaxLength(255)]
+        public string Name { get; set; }//max 255 characters ascii set        
 
     }
 }