curl --request GET \
  --url https://app.arxena.com/people-api/taxonomy/grades \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://app.arxena.com/people-api/taxonomy/grades"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://app.arxena.com/people-api/taxonomy/grades', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "status": "ok",
  "items": [
    {
      "id": "engineering",
      "label": "Engineering",
      "name": "engineering",
      "parent_id": null,
      "level": 1
    }
  ]
}