<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\IdentityGovernance\PrivilegedAccess\Group\AssignmentScheduleInstances\AssignmentScheduleInstancesRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new AssignmentScheduleInstancesRequestBuilderGetRequestConfiguration();
$queryParameters = AssignmentScheduleInstancesRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->filter = "groupId eq '2b5ed229-4072-478d-9504-a047ebd4b07d'";
$requestConfiguration->queryParameters = $queryParameters;
$result = $graphServiceClient->identityGovernance()->privilegedAccess()->group()->assignmentScheduleInstances()->get($requestConfiguration)->wait();