Inheritance: Amazon.S3.Model.S3Response
 public override AmazonWebServiceResponse Unmarshall(XmlUnmarshallerContext context) 
 {   
     CopyObjectResponse response = new CopyObjectResponse();
     
     while (context.Read())
     {
         if (context.IsStartElement)
         {                    
             UnmarshallResult(context,response);                        
             continue;
         }
     }
          
                 
     return response;
 }
        private static void UnmarshallResult(XmlUnmarshallerContext context,CopyObjectResponse response)
        {
            
            int originalDepth = context.CurrentDepth;
            int targetDepth = originalDepth + 1;
            
            if (context.IsStartOfDocument) 
               targetDepth += 2;
            
            while (context.Read())
            {
                if (context.IsStartElement || context.IsAttribute)
                {
                    if (context.TestExpression("ETag", targetDepth))
                    {
                        response.ETag = StringUnmarshaller.GetInstance().Unmarshall(context);
                            
                        continue;
                    }
                    if (context.TestExpression("LastModified", targetDepth))
                    {
                        response.LastModified = StringUnmarshaller.GetInstance().Unmarshall(context);
                            
                        continue;
                    }
                }
                else if (context.IsEndElement && context.CurrentDepth < originalDepth)
                {
                    return;
                }
            }
                

            IWebResponseData responseData = context.ResponseData;
            if (responseData.IsHeaderPresent("x-amz-expiration"))
                response.Expiration = new Expiration(responseData.GetHeaderValue("x-amz-expiration"));
            if (responseData.IsHeaderPresent("x-amz-copy-source-version-id"))
                response.SourceVersionId = S3Transforms.ToString(responseData.GetHeaderValue("x-amz-copy-source-version-id"));
            if (responseData.IsHeaderPresent("x-amz-server-side-encryption"))
                response.ServerSideEncryptionMethod = S3Transforms.ToString(responseData.GetHeaderValue("x-amz-server-side-encryption"));
            if (responseData.IsHeaderPresent(HeaderKeys.XAmzServerSideEncryptionAwsKmsKeyIdHeader))
                response.ServerSideEncryptionKeyManagementServiceKeyId = S3Transforms.ToString(responseData.GetHeaderValue(HeaderKeys.XAmzServerSideEncryptionAwsKmsKeyIdHeader));
            if (responseData.IsHeaderPresent(S3Constants.AmzHeaderRequestCharged))
                response.RequestCharged = RequestCharged.FindValue(responseData.GetHeaderValue(S3Constants.AmzHeaderRequestCharged));

            return;
        }