public async Task <IActionResult> GetTokens([FromRoute] string provider, [FromQuery] string code,
                                                    [FromQuery] string codeVerifier)
        {
            m_logger.LogDebug($"Open id connect redirect with {provider}\ncode{code}\nverifier{codeVerifier}");

            var response = await m_oAuthService.RequestToken(code, Enum.Parse <AuthenticationProvider>(provider, true),
                                                             codeVerifier);

            return(Ok(response));
        }