curl --request PATCH \
  --url https://my.server.express/api/v1/user/notifications \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "email": true,
  "billing": true,
  "tickets": true,
  "marketing": true
}
'

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({email: true, billing: true, tickets: true, marketing: true})
};

fetch('https://my.server.express/api/v1/user/notifications', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://my.server.express/api/v1/user/notifications"

payload = {
    "email": True,
    "billing": True,
    "tickets": True,
    "marketing": True
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "success": true,
  "data": {
    "email": true,
    "billing": true,
    "tickets": true,
    "marketing": false
  }
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}