<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Models\UnitMap;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new UnitMap();
$requestBody->setPlaceId(null);
$requestBody->setProperties('{\"id\":\"005eb3b8-c95d-4d35-a8a0-22d3cb4d6542\",\"type\":\"Feature\",\"feature_type\":\"unit\",\"geometry\":{\"type\":\"Polygon\",\"coordinates\":[[[-121.8889415,37.3295396],[-121.8889137,37.329503],[-121.8889082,37.3294956],[-121.888907,37.3294941],[-121.8888551,37.3295189],[-121.8888895,37.3295644],[-121.8889415,37.3295396]]]},\"properties\":{\"name\":{\"en\":\"Test room from Test Floor 1 (120.3)\"},\"level_id\":\"e537d463-475b-43c3-a650-184566c68bc9\",\"display_point\":{\"type\":\"Point\",\"coordinates\":[-121.8888983,37.3295292]},\"category\":\"room\"}}');
$result = $graphServiceClient->places()->byPlaceId('place-id')->graphBuilding()->map()->levels()->byLevelMapId('levelMap-id')->units()->byUnitMapId('unitMap-id')->patch($requestBody)->wait();