Serializing Callouts

[C#]
using System.IO;
using System.Xml.Serialization;
using CrmSdk;

class module1
{
    public DynamicEntity DeserializeDe(string des)
    {
        TextReader sr = new StringReader(des);

        // De-serialize the XML stream using the XmlSerializer class.
        XmlSerializer xmlSerializer = 
            new XmlSerializer(typeof(BusinessEntity),
            "http://schemas.microsoft.com/crm/2006/WebServices");
        BusinessEntity entity =
            (BusinessEntity)xmlSerializer.Deserialize(sr);

        DynamicEntity myDE = entity as DynamicEntity;
        return myDE;
    }
}

[VB.NET]
Imports System.IO
Imports System.Xml.Serialization
Imports CrmSdk

Module Module1
    Public Function DeserializeDE(ByVal des As String) As DynamicEntity
        Dim sr As TextReader = New StringReader(des)

        ' De-serialize the XML stream using the XmlSerializer class.
        Dim xmlSerializer As New xmlSerializer(GetType(BusinessEntity),
            "http://schemas.microsoft.com/crm/2006/WebServices")
        Dim entity As BusinessEntity = 
            CType(xmlSerializer.Deserialize(sr), BusinessEntity)

        Dim myDE As DynamicEntity = CType(entity, DynamicEntity)
        Return myDE
    End Function
End Module