Required fields added in POST /email_inboxes/{inbox_id}/messages/{message_id}/actions/reply (EmailMessage)

What changed

Required fields added in POST /email_inboxes/{inbox_id}/messages/{message_id}/actions/reply (EmailMessage) Affected surface: POST /email_inboxes/{inbox_id}/messages/{message_id}/actions/reply. Root cause: schema `EmailMessage`. Detected at Wed, 29 Jul 2026 13:45:07 UTC UTC.

Diff

{
  "added_required": [
    "created_at"
  ],
  "path": "POST /email_inboxes/{inbox_id}/messages/{message_id}/actions/reply",
  "schema_path": "schema EmailMessage"
}

Likely impact

Existing integrations relying on this surface will fail or behave incorrectly. Treat this as a release-blocker until the recommended action below is applied.

Recommended action

Add the new required field to all request payloads or arguments. Requests omitting it will be rejected.