Retrieves a schedule rotation user

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

{
  "data": {
    "id": "45e339a3-991f-4298-9686-616bd5201b4a",
    "type": "schedule_rotation_users",
    "attributes": {
      "schedule_rotation_id": "16f65f7a-477d-4025-992b-fc8f57816bb0",
      "user_id": 425,
      "position": 2,
      "created_at": "2025-09-07T18:24:12.466-07:00",
      "updated_at": "2025-09-07T18:24:12.471-07:00"
    }
  }
}