get('campaignId'); } public function getAction(): ?string { return $this->get('action'); } public function getMessage(): ?string { return $this->get('message'); } public function getUrl(): ?string { return $this->get('url'); } protected function _getUrlToUse(): string { return '{trackingUrl:' . $this->id . '}'; } protected function _hasUrlToUse(): bool { return !$this->isNew(); } }