import Surge from '@surgeapi/node';

const client = new Surge({
  apiKey: process.env['SURGE_API_KEY'], // This is the default and can be omitted
});

const user = await client.users.update('usr_01j9dwavghe1ttppewekjjkfrx', { first_name: 'Brian' });

console.log(user.id);

{
  "first_name": "Brian",
  "id": "usr_01j9dwavghe1ttppewekjjkfrx",
  "last_name": "O'Conner",
  "metadata": {
    "email": "[email protected]",
    "user_id": 1234
  },
  "photo_url": "https://toretti.family/people/brian.jpg"
}