curl --request GET \
  --url https://tryno.io/api/lessons/{lessonId} \
  --cookie __session=

const options = {method: 'GET', headers: {cookie: '__session='}};

fetch('https://tryno.io/api/lessons/{lessonId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://tryno.io/api/lessons/{lessonId}"

headers = {"cookie": "__session="}

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

print(response.text)

{
  "id": "<string>",
  "moduleId": "<string>",
  "title": "<string>"
}

{
  "error": "<string>"
}

{
  "error": "<string>"
}

{
  "error": "<string>"
}