long

function getLongPollServer() {
        var request = `https://api.vk.com/method/messages.getLongPollServer?${captcha}access_token=${vktoken}`;
        captcha = "";
        https.get(request, function (response) {
            response.on('data', function (chunk) {
                var json = JSON.parse(chunk);
                if (json.error) {
                    var tempfile = "Temp/Captcha/" + json.error.captcha_img.replace(/\//g, "_").replace(/:/g, "_").replace(/\?/g, "_").replace(/=/g, "_").replace(/\./g, "_") + ".jpeg";
                    var file = fs.createWriteStream(tempfile);
                    http.get(json.error.captcha_img, function (response) {
                        response.pipe(file);
                        fs.readFile(tempfile, function (err, data) {
                            if (err) {
                                throw err;
                            }
                            console.log(data);
                            recognize.solving(data, function (err, id, code) {
                                if (err) {
                                    throw err;
                                }
                                captcha = `captcha_sid=${json.error.captcha_sid}&captcha_key=${code}&`;
                                getLongPollServer();
                            });
                        });
                    });
                    return;
                }
                key = json.response.key;
                ts = json.response.ts;
                server = json.response.server;
                getMessages();
            });
        }).on('error', function (err) {
            throw err;
        });
    }