private void EnterGame()
    {
        errorText.text = "";

        if (clientTokenInputField.text.Length > 0)
        {
            UInt64 clientToken = Convert.ToUInt64(clientTokenInputField.text);

            gameSystem.EnteringMatchScreen(clientToken);
        }
        else
        {
            errorText.text += clientTokenErrorText;
        }
    }
 private void EnterGame()
 {
     countdown = 0;
     gameSystem.EnteringMatchScreen(clientToken);
 }