curl --request GET \
  --url 'https://{{baseUrl}}/classifier/introductionSourceType' \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://{{baseUrl}}/classifier/introductionSourceType"

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

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

print(response.text)

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

fetch('https://{{baseUrl}}/classifier/introductionSourceType', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

[
  {
    "code": "Internet",
    "title": "Internet",
    "businessUnit": "sandbox"
  },
  {
    "code": "Introducer",
    "title": "Introducer",
    "businessUnit": "sandbox"
  }
]