Retrieves a schedule rotation user

curl --request GET \
  --url https://api.rootly.com/v1/schedule_rotation_users/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "9edb3005-6674-4821-b169-0782fd81c637",
    "type": "schedule_rotation_users",
    "attributes": {
      "schedule_rotation_id": "e7b6e843-dae0-42db-9777-d67847fe96d2",
      "user_id": 425,
      "position": 2,
      "created_at": "2025-10-03T19:40:20.512-07:00",
      "updated_at": "2025-10-03T19:40:20.517-07:00"
    }
  }
}