<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Policies\RoleManagementPolicyAssignments\RoleManagementPolicyAssignmentsRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new RoleManagementPolicyAssignmentsRequestBuilderGetRequestConfiguration();
$queryParameters = RoleManagementPolicyAssignmentsRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->filter = "scopeId eq '60bba733-f09d-49b7-8445-32369aa066b3' and scopeType eq 'Group'";
$requestConfiguration->queryParameters = $queryParameters;
$result = $graphServiceClient->policies()->roleManagementPolicyAssignments()->get($requestConfiguration)->wait();