<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Security\AttackSimulation\Payloads\PayloadsRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new PayloadsRequestBuilderGetRequestConfiguration();
$queryParameters = PayloadsRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->filter = "source eq 'Tenant'";
$requestConfiguration->queryParameters = $queryParameters;
$result = $graphServiceClient->security()->attackSimulation()->payloads()->get($requestConfiguration)->wait();