/**
  * Provides information about the origin of the change
  * @param $sOrigin String: one of: interactive, csv-interactive, csv-import.php, webservice-soap, webservice-rest, syncho-data-source, email-processing, custom-extension
  */
 public static function SetTrackOrigin($sOrigin)
 {
     self::$m_sOrigin = $sOrigin;
 }