curl --request GET \
  --url https://api.production.hyperoru.com/api/factors/effectiveness/{factor_name}/history \
  --header 'Authorization: Bearer <token>'

{
  "items": [
    {
      "factor_name": "<string>",
      "symbol": "<string>",
      "computed_at": "<string>",
      "sample_size": 123,
      "score": 123,
      "window": "<string>"
    }
  ],
  "total": 123
}