private async Task <string> SolveRecaptcha(string googleSiteKey, string pageUrl, bool isInvisible)
    {
        AntiCaptchaResult antiCaptchaResult = await AntiCaptcha.SolveReCaptchaV2(googleSiteKey, pageUrl, isInvisible);

        if (antiCaptchaResult.Success)
        {
            return(antiCaptchaResult.Response);
        }
        return(null);
    }
    private async Task <string> SolveImage(string imageBase64)
    {
        AntiCaptchaResult antiCaptchaResult = await AntiCaptcha.SolveImage(imageBase64);

        if (antiCaptchaResult.Success)
        {
            return(antiCaptchaResult.Response);
        }
        return(null);
    }
    private async void SetBalance()
    {
        AntiCaptchaResult antiCaptchaResult = await AntiCaptcha.GetBalance();

        if (antiCaptchaResult.Success)
        {
            Balance = Convert.ToDecimal(antiCaptchaResult.Response);
        }
        else
        {
            Balance = 0m;
        }
    }