curl --request GET \
  --url https://app.trelica.com/api/apps/v1/categories \
  --header 'Authorization: Bearer <token>'

{
  "children": [
    {
      "children": [
        {
          "id": "5c8a5ffc884a2d5078161864",
          "name": "Big Data"
        },
        {
          "id": "5c8a5ffc884a2d5078161865",
          "name": "Business Intelligence (BI)"
        },
        {
          "id": "5c8a5ffc884a2d5078161863",
          "name": "Data Analysis"
        },
        {
          "id": "5c8a5ffc884a2d5078161869",
          "name": "Data Visualization"
        },
        {
          "id": "5c8a5ffc884a2d507816186b",
          "name": "Predictive Analytics"
        }
      ],
      "id": "5c8a5ffc884a2d5078161862",
      "name": "Analytics"
    }
  ],
  "id": "5c8a5ffc884a2d5078161b48",
  "name": "Application categories"
}