<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Models\IdentityGovernance\LifecycleManagementSettings;
use Microsoft\Graph\Beta\Generated\Models\EmailSettings;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new LifecycleManagementSettings();
$requestBody->setWorkflowScheduleIntervalInHours(3);
$emailSettings = new EmailSettings();
$emailSettings->setSenderDomain('ContosoIndustries.net');
$emailSettings->setUseCompanyBranding(true);
$requestBody->setEmailSettings($emailSettings);
$additionalData = [
'@odata.context' => 'https://graph.microsoft.com/beta/$metadata#identityGovernance/lifecycleWorkflows/settings/$entity',
];
$requestBody->setAdditionalData($additionalData);
$result = $graphServiceClient->identityGovernance()->lifecycleWorkflows()->settings()->patch($requestBody)->wait();