Retrieves a cause

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

{
  "data": {
    "id": "b12617bf-217a-413b-a067-b58d047da7d1",
    "type": "causes",
    "attributes": {
      "slug": "doloribus-mollitia-ut-consequatur",
      "name": "Doloribus mollitia ut consequatur.",
      "description": "Eveniet earum pariatur commodi.",
      "position": 1,
      "created_at": "2025-09-13T20:26:38.566-07:00",
      "updated_at": "2025-09-13T20:26:38.566-07:00"
    }
  }
}