public function handle(): void 	{ 		if (!setting('onesignal_app_id')) { 			return; 		}  		$onesignal = new OneSignalHandler; 		$data = $onesignal->getNotifications($this->notification->external_id);  		if (!isset($data['id'])) { 			return; 		}  		$this->notification->update([ 			'successful' => $data['successful'], 			'failed' => $data['failed'], 			'errored' => $data['errored'], 			'converted' => $data['converted'], 			'canceled_at' => $data['canceled'] ? formatTimestamp($this->notification->canceled_at) : null, 			'completed_at' => $data['completed_at'] ? formatTimestamp($data['completed_at']) : null, 		]); 	}