socket

$key = base64_encode(openssl_random_pseudo_bytes(16));

            $config = new ClientConfig();
            $config->setFragmentSize(8096);
            $config->setTimeout(15);
            $config->setHeaders([
                'Accept-Encoding' => 'gzip, deflate, br',
                'Accept-Language' => 'en-US,en;q=0.9',
                'Cache-Control' => 'no-cache',
                'Connection' => 'Upgrade',
                'Host' => 'csgoexo.com',
                //'Origin' => 'https://websocketking.com',
                'Pragma' => 'no-cache',
                'Sec-WebSocket-Extensions' => 'permessage-deflate; client_max_window_bits',
                'Sec-WebSocket-Key' => "$key",
                'Sec-WebSocket-Version' => 13,
                'Upgrade' => 'websocket',
                'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36 OPR/85.0.4341.79'
            ]);

$client = new WebSocketClient('wss://csgoexo.com/socket.io/?EIO=3&transport=websocket', $config);