: void ULogin::Login()
{

    FString username = T_Username->GetText().ToString();
    FString password= T_PASSWORD->GetText().ToString();

    if (username.IsEmpty() & password.IsEmpty()) {
        MessageBoxA(NULL, "Username and Password Can´t be Empty", "Login", MB_OK | MB_SYSTEMMODAL);
        return;
    }
    else if (username.IsEmpty()) {
        MessageBoxA(NULL, "Username Can´t be Empty", "Login", MB_OK | MB_SYSTEMMODAL);
        return;
    }
    else if (password.IsEmpty()) {
        MessageBoxA(NULL, "Password Can´t be Empty", "Login", MB_OK | MB_SYSTEMMODAL);
        return;
    }
    else {
      GameSparks::Core::GS& gs = UGameSparksModule::GetModulePtr()->GetGSInstance();
        GameSparks::Api::Requests::AuthenticationRequest authRequest(gs);
        authRequest.SetUserName(std::string(TCHAR_TO_UTF8(username)));
        authRequest.SetPassword(std::string(TCHAR_TO_UTF8(password)));

authRequest.Send(AuthenticationRequest_Response);

    }


}(editado)