public function getEmployeePhoto($employeeId, $index)
    {
        $this->addHeader();
        try {
            $result = $this->getSoap()->GetAcsEmployeePhoto([
                'employeeId' => $employeeId,
                'photoNumber' => $index
            ]);
        } catch (\SoapFault $ex) {
            $result = false;
            $this->logError();
        }
        return $result;
    }