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

fetch('https://api.keystoneos.xyz/v1/platforms/me/members', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

[
  {
    "user_id": "<string>",
    "email": "<string>",
    "name": "<string>",
    "picture": "<string>",
    "roles": []
  }
]