curl --request GET \
  --url https://api.example.com/v1/projects/{projectId}/nodes

{
  "data": [
    {
      "id": "<string>",
      "nodeType": "<string>",
      "title": "<string>",
      "structuredData": {},
      "positionX": 123,
      "positionY": 123,
      "width": 123,
      "height": 123,
      "collapsed": true,
      "createdAt": "<string>",
      "updatedAt": "<string>"
    }
  ]
}