<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Models\UnifiedRoleEligibilityScheduleRequest;
use Microsoft\Graph\Generated\Models\UnifiedRoleScheduleRequestActions;
use Microsoft\Graph\Generated\Models\RequestSchedule;
use Microsoft\Graph\Generated\Models\ExpirationPattern;
use Microsoft\Graph\Generated\Models\ExpirationPatternType;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new UnifiedRoleEligibilityScheduleRequest();
$requestBody->setAction(new UnifiedRoleScheduleRequestActions('adminAssign'));
$requestBody->setJustification('Assign Attribute Assignment Admin eligibility to restricted user');
$requestBody->setRoleDefinitionId('8424c6f0-a189-499e-bbd0-26c1753c96d4');
$requestBody->setDirectoryScopeId('/');
$requestBody->setPrincipalId('071cc716-8147-4397-a5ba-b2105951cc0b');
$scheduleInfo = new RequestSchedule();
$scheduleInfo->setStartDateTime(new \DateTime('2022-04-10T00:00:00Z'));
$scheduleInfoExpiration = new ExpirationPattern();
$scheduleInfoExpiration->setType(new ExpirationPatternType('afterDateTime'));
$scheduleInfoExpiration->setEndDateTime(new \DateTime('2024-04-10T00:00:00Z'));
$scheduleInfo->setExpiration($scheduleInfoExpiration);
$requestBody->setScheduleInfo($scheduleInfo);
$result = $graphServiceClient->roleManagement()->directory()->roleEligibilityScheduleRequests()->post($requestBody)->wait();