{
  "id": 8,
  "from": "legal@company.com",
  "subject": "Contract for Review",
  "date": "2026-03-08T10:20:00Z",
  "attachments": [
    {"filename": "vendor_contract.pdf", "size_bytes": 890000, "content_type": "application/pdf"},
    {"filename": "terms_addendum.docx", "size_bytes": 45000, "content_type": "application/vnd.openxmlformats-officedocument.wordprocessingml.document"}
  ]
}
