```json
{
  "subject": "Follow-up on Upstream AI Process",
  "body": "<p>Dear Team,</p><p>I hope this message finds you well. I am writing to inform you that the upstream AI step did not produce any output as expected. We need to address this issue promptly to ensure the continuity of our workflow.</p><p>Please let me know if there are any specific actions you would like me to take or if there are any updates on resolving this matter.</p><p>Thank you for your attention to this issue.</p><p>Best regards,<br>Your Name</p>",
  "attachments": []
}
```