public function getCustomFromAddresses()
    {
        $url = $this->getApiEndpoint() . self::REST_CAMPAIGN_FROM_ADDRESS_LIST;
        $this->setUrl($url)
            ->setVerb('GET');

        $response = $this->execute();

        if (isset($response->message)) {
            $message = 'GET CampaignFromAddressList ' . $response->message
                . ' api user : ' . $this->getApiUsername();
            $this->helper->debug('getCustomFromAddresses', [$message]);
        }

        return $response;
    }