curl --request GET \
  --url http://localhost:3000/api/models/{modelId}/transitions \
  --header 'Authorization: Bearer <token>'

[
  {
    "id": "<string>",
    "type": "<string>",
    "source": "<string>",
    "target": "<string>",
    "data": {
      "label": "<string>",
      "effects": [
        "<string>"
      ],
      "direction": "out",
      "notes": "<string>",
      "guards": [
        {
          "limit": 123,
          "operator": ">",
          "variableId": "<string>",
          "id": "<string>",
          "type": "attribute"
        }
      ]
    }
  }
]