public override AmazonWebServiceResponse Unmarshall(XmlUnmarshallerContext context) 
        {
            RestoreDBInstanceFromDBSnapshotResponse response = new RestoreDBInstanceFromDBSnapshotResponse();
            
            while (context.Read())
            {
                
                if (context.IsStartElement)
                {
                    
                    if(context.TestExpression("RestoreDBInstanceFromDBSnapshotResult", 2))
                    {
                        UnmarshallResult(context,response);                    
                        continue;
                    }
                    
                    if (context.TestExpression("ResponseMetadata", 2))
                    {
                        response.ResponseMetadata = ResponseMetadataUnmarshaller.GetInstance().Unmarshall(context);
                    }
                }
                
            }
                

            return response;
        }
        private static void UnmarshallResult(XmlUnmarshallerContext context, RestoreDBInstanceFromDBSnapshotResponse response)
        {
            
            int originalDepth = context.CurrentDepth;
            int targetDepth = originalDepth + 1;
            
            if (context.IsStartOfDocument) 
               targetDepth += 2;
            
            while (context.ReadAtDepth(originalDepth))
            {
                if (context.IsStartElement || context.IsAttribute)
                {

                    if (context.TestExpression("DBInstance", targetDepth))
                    {
                        var unmarshaller = DBInstanceUnmarshaller.Instance;
                        response.DBInstance = unmarshaller.Unmarshall(context);
                        continue;
                    }
                } 
           }

            return;
        }