{
  "serviceId": "svc_123",
  "occurrenceStart": "2026-06-01T10:00:00.000Z",
  "occurrenceEnd": "2026-06-01T11:00:00.000Z",
  "customerName": "Ada Lee",
  "customerPhone": "+85251234567",
  "customerEmail": "ada@example.com",
  "notes": "Partner-created guest booking"
}