Retrieves an alert urgency

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

{
  "data": {
    "id": "1fcd5a9d-b7f2-4d1b-a67c-15ac1e043f69",
    "type": "alert_urgencies",
    "attributes": {
      "name": "1p3yt",
      "description": "Ut dolores ratione quidem.",
      "position": 1,
      "created_at": "2025-09-17T17:43:32.201-07:00",
      "updated_at": "2025-09-17T17:43:32.215-07:00"
    }
  }
}