<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Models\Team;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new Team();
$requestBody->setDisplayName('My Sample Team');
$requestBody->setDescription('My Sample Team’s Description');
$requestBody->setCreatedDateTime(new \DateTime('2020-03-14T11:22:17.067Z'));
$additionalData = [
'@microsoft.graph.teamCreationMode' => 'migration',
'template@odata.bind' => 'https://graph.microsoft.com/beta/teamsTemplates(\'standard\')',
];
$requestBody->setAdditionalData($additionalData);
$result = $graphServiceClient->teams()->post($requestBody)->wait();