Retrieves a cause

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

{
  "data": {
    "id": "a23eb384-3dcf-43e1-bf3b-d6b38c903bbe",
    "type": "causes",
    "attributes": {
      "slug": "excepturi-ratione-pariatur-quaerat",
      "name": "Excepturi ratione pariatur quaerat.",
      "description": "Adipisci qui hic placeat.",
      "position": 1,
      "created_at": "2026-01-13T20:41:48.812-08:00",
      "updated_at": "2026-01-13T20:41:48.812-08:00"
    }
  }
}