<?php require_once(__DIR__ . '/../autoload.php'); $messageBird = new \MessageBird\Client('YOUR_ACCESS_KEY'); // Set your own API access key here. $callFlow = new \MessageBird\Objects\Voice\CallFlow(); try { $result = $messageBird->voiceCallFlows->update($callFlow, '21e5fc51-3285-4f41-97fd-cd1785ab54f8'); var_dump($result); } catch (\Exception $e) { echo sprintf("%s: %s", get_class($e), $e->getMessage()); }