Add another example of the memento pattern

src/MememntoPattern/EmployeeSerialized/Employee.cs

@@ -0,0 +1,33 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace MememntoPattern.EmployeeSerialized
+{
+    /// <summary>
+    /// Originator
+    /// </summary>
+    public class Employee
+    {
+        public string Name { get; set; }
+
+        public string Address { get; set; }
+
+        public List<string> Phones { get; set; }
+
+        public EmployeeMemento Save()
+        {            
+            return new EmployeeMemento(JsonConvert.SerializeObject(this));
+        }
+
+        public void Revert(EmployeeMemento memento)
+        {
+            Employee newEmployee = JsonConvert.DeserializeObject<Employee>(memento.SerializedEmployee);
+            Name = newEmployee.Name;
+            Address = newEmployee.Address;
+            Phones = newEmployee.Phones;
+        }
+    }
+}