Telegram\Bot\Api::getWebhookUpdate PHP Method

    public function getWebhookUpdate($shouldEmitEvent = true)
    {
        $body = json_decode(file_get_contents('php://input'), true);
        $update = new Update($body);
        if ($shouldEmitEvent) {
            $this->emitEvent(new UpdateWasReceived($update, $this));
        }
        return $update;
    }