public function subscribe($id, string $channel, $args, Request $request, \DateTime $expireAt = null): void
    {
        $this->convertNodes($args);
        $this->pubSubHandler->sub(
            $channel,
            $id,
            [
                'channel' => $channel,
                'arguments' => $args,
                'request' => $request,
            ],
            $expireAt
        );
    }