curl --request GET \
  --url https://tilt.io/api/v1/backchannel/user \
  --header 'Authorization: Bearer <token>'

{
  "uuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "email": "jsmith@example.com",
  "created": "2023-11-07T05:31:56Z",
  "is_employee": true,
  "is_pro": true,
  "tier": "<string>"
}