Shows a communications stage

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

{
  "data": {
    "id": "87462414-2659-43e4-9aa1-dec227938040",
    "type": "communications_stages",
    "attributes": {
      "name": "y6jbv",
      "slug": "y6jbv",
      "description": "Dolorum nisi saepe laboriosam.",
      "position": 1,
      "created_at": "2025-12-01T14:15:02.603-08:00",
      "updated_at": "2025-12-01T14:15:02.603-08:00"
    }
  }
}