/**
  * Merge records
  *
  * @param stdclass $mergeRequest
  * @param String $type
  * @return unknown
  */
 public function merge($mergeRequest, $type)
 {
     $mergeRequest->masterRecord = new SoapVar($mergeRequest->masterRecord, SOAP_ENC_OBJECT, $type, $this->namespace);
     $arg = new stdClass();
     $arg->request = new SoapVar($mergeRequest, SOAP_ENC_OBJECT, 'MergeRequest', $this->namespace);
     return parent::_merge($arg);
 }