Retrieves a cause

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

{
  "data": {
    "id": "99ed5d0b-17a8-4f71-9613-f670ef5f595e",
    "type": "causes",
    "attributes": {
      "slug": "voluptas-nisi-vel-explicabo",
      "name": "Voluptas nisi vel explicabo.",
      "description": "Voluptatem voluptate voluptatum delectus.",
      "position": 1,
      "created_at": "2025-10-14T02:49:06.429-07:00",
      "updated_at": "2025-10-14T02:49:06.429-07:00"
    }
  }
}