code: function fromXML($xmlElement)
      {
          $this->contact = new ReportContact();
          $this->contact->fromXML($xmlElement->contact);
  
          if (isset($xmlElement->mailing_id)) $this->mailingId = $xmlElement->mailing_id;
          if (isset($xmlElement->timestamp)) $this->timestamp = $xmlElement->timestamp;
          if (isset($xmlElement->last_type)) $this->lastType = $xmlElement->last_type;
          if (isset($xmlElement->count)) $this->count = $xmlElement->count;
          if (isset($xmlElement->count_hard)) $this->countHard = $xmlElement->count_hard;
          if (isset($xmlElement->count_soft)) $this->countSoft = $xmlElement->count_soft;
      }
docs: Initializes this unique bounce from an XML representation.
  
  @param SimpleXMLElement $xmlElement
  the XML representation to use