appwrite/docs/examples/1.5.x/server-php/examples/messaging/update-topic.md

<?php use Appwrite\Client; use Appwrite\Services\Messaging; $client = (new Client()) ->setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint ->setProject('5df5acd0d48c2') // Your project ID ->setKey('919c2d18fb5d4...a2ae413da83346ad2'); // Your secret API key $messaging = new Messaging($client); $result = $messaging->updateTopic( topicId: '', name: '', // optional subscribe: ["any"] // optional );