protected function _convertAdditionalData()
    {
        $details = @unserialize($this->getInfo()->getAdditionalData());

        if (is_array($details)) {
            $this->_accountName = isset($details['account_name']) ? (string) $details['account_name'] : '';
            $this->_accountBSB = isset($details['account_bsb']) ? (string) $details['account_bsb'] : '';
            $this->_accountNumber = isset($details['account_number']) ? (string) $details['account_number'] : '';
            $this->_message = isset($details['message']) ? (string) $details['message'] : '';
        } else {
            $this->_accountName = '';
            $this->_accountBSB = '';
            $this->_accountNumber = '';
            $this->_message = '';
        }

        return $this;
    }