curl --request GET \
  --url https://app.aegister.com/api/v1/settings/users/{userid} \
  --header 'X-Aegister-Token: <api-key>'

{
  "error": 0,
  "messages": "<array>",
  "data": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "email": "<string>",
    "username": "<string>",
    "first_name": "<string>",
    "last_name": "<string>",
    "timestamp_joined": 123,
    "picture": "<string>",
    "organizations": [
      {
        "organization": 123,
        "role": {}
      }
    ],
    "is_active": true
  }
}