curl --request GET \
  --url https://studio.edgeimpulse.com/v1/api/{projectId}/downloads \
  --header 'x-api-key: <api-key>'

{
  "success": true,
  "downloads": [
    {
      "name": "Training data",
      "type": "NPY file",
      "link": "/api/1/raw-data/training/x",
      "id": "The ID of the download, if available",
      "size": "73 items",
      "impulseId": "The ID of the impulse associated with this download, if available"
    }
  ],
  "error": "<string>"
}