buildContents example

null,
                $templateData
            );

            $this->eventDispatcher->dispatch($event);
            $this->logger->error(
                'senderMail not configured for salesChannel: ' . $salesChannelId . '. Please check system_config \'core.basicInformation.email\'',
                $templateData
            );
        }

        $contents = $this->buildContents($data, $salesChannel);
        if ($this->isTestMode($data)) {
            $this->templateRenderer->enableTestMode();
            if (\is_array($templateData['order'] ?? []) && empty($templateData['order']['deepLinkCode'])) {
                $templateData['order']['deepLinkCode'] = 'home';
            }
        }
        $template = $data['subject'];

        try {
            $data['subject'] = $this->templateRenderer->render($template, $templateData, $context, false);
            $template = $data['senderName'];