curl --request PATCH \
  --url http://127.0.0.1:3333/v3/sessions/{sessionId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "variables": [
    "<unknown>"
  ],
  "isCompleted": true,
  "hasStarted": true
}
'

import requests

url = "http://127.0.0.1:3333/v3/sessions/{sessionId}"

payload = {
    "variables": ["<unknown>"],
    "isCompleted": True,
    "hasStarted": True
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({variables: ['<unknown>'], isCompleted: true, hasStarted: true})
};

fetch('http://127.0.0.1:3333/v3/sessions/{sessionId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "count": 123
}