docs: public void marshall(RadiusSettings radiusSettings, ProtocolMarshaller protocolMarshaller) {
  
          if (radiusSettings == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(radiusSettings.getRadiusServers(), RADIUSSERVERS_BINDING);
              protocolMarshaller.marshall(radiusSettings.getRadiusPort(), RADIUSPORT_BINDING);
              protocolMarshaller.marshall(radiusSettings.getRadiusTimeout(), RADIUSTIMEOUT_BINDING);
              protocolMarshaller.marshall(radiusSettings.getRadiusRetries(), RADIUSRETRIES_BINDING);
              protocolMarshaller.marshall(radiusSettings.getSharedSecret(), SHAREDSECRET_BINDING);
              protocolMarshaller.marshall(radiusSettings.getAuthenticationProtocol(), AUTHENTICATIONPROTOCOL_BINDING);
              protocolMarshaller.marshall(radiusSettings.getDisplayLabel(), DISPLAYLABEL_BINDING);
              protocolMarshaller.marshall(radiusSettings.getUseSameUsername(), USESAMEUSERNAME_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }