curl -X GET "https://your-collabase.ch/api/v1/notifications?tab=unread&limit=20" \
  -H "Authorization: Bearer cb_xYz123ABCD..."

{
  "data": {
    "items": [
      {
        "id": "cm2note0001abcd",
        "status": "visible",
        "category": "MENTIONS",
        "createdAt": "2026-10-15T08:05:12.000Z",
        "isRead": false,
        "isArchived": false,
        "groupKey": "cm2note0001abcd",
        "title": "Olga mentioned you in PROJ-12",
        "body": "Can you look at this?",
        "href": "/eng/projects/proj/tasks/PROJ-12",
        "entity": { "type": "TASK", "title": "Fix the import", "key": "PROJ-12", "location": "Engineering" },
        "actor": { "kind": "USER", "name": "Olga", "userId": "cm2user0001abcd", "image": null }
      }
    ],
    "nextCursor": null
  }
}