curl --request GET \
  --url https://{host}/api/v1/integration/callback-secret \
  --header 'Authorization: Bearer <token>'

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

fetch('https://{host}/api/v1/integration/callback-secret', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://{host}/api/v1/integration/callback-secret"

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

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

print(response.text)

{
  "created_at": "2023-11-07T05:31:56Z",
  "organisation_id": "<string>",
  "set": true
}