curl --request GET \
  --url https://{tenantDomain}/my-org/v1/members/{user_id} \
  --header 'Authorization: Bearer <token>'

{
  "user_id": "auth0|123234235",
  "roles": [
    {
      "id": "rol_BKI0BKI0BKI0BKI0",
      "name": "role1"
    },
    {
      "id": "rol_BKW1BKIfBKd0BaI0",
      "name": "role2"
    }
  ],
  "email": "roadrunner@acme.com",
  "name": "roadrunner",
  "nickname": "beepbeep",
  "given_name": "Road",
  "family_name": "Runner",
  "updated_at": "2025-05-02T12:00:00Z",
  "created_at": "2025-05-01T12:00:00Z",
  "last_login": "2025-05-03T12:00:00Z"
}