SATE-EasyReceipt/app/Events/ReceiptIssuingOrder/ConfirmedEvent.php

<?php

namespace App\Events\ReceiptIssuingOrder;

/**
 * 領収証確定イベント
 */
class ConfirmedEvent extends ReceiptIssuingOrderEvent
{
    public function getEventName(): string
    {
        return "領収証確定";
    }
}