{
  "data": [
    {
      "id": 55120,
      "iid": 4,
      "project_id": 278964,
      "title": "Q4 Release",
      "description": "Features shipping in Q4",
      "state": "active",
      "due_date": "2026-12-15",
      "start_date": "2026-10-01",
      "web_url": "https://gitlab.example.com/acme/payments-service/-/milestones/4"
    }
  ]
}