curl --request GET \
  --url https://api.production.hyperoru.com/api/prompt-backtest/tasks/{task_id}/items \
  --header 'Authorization: Bearer <token>'

{
  "results": [
    {
      "id": 123,
      "payload": {},
      "task_id": 123,
      "outcome": "<string>",
      "symbol": "<string>"
    }
  ],
  "total": 123
}