docs: public void marshall(PlayerSession playerSession, ProtocolMarshaller protocolMarshaller) {
  
          if (playerSession == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(playerSession.getPlayerSessionId(), PLAYERSESSIONID_BINDING);
              protocolMarshaller.marshall(playerSession.getPlayerId(), PLAYERID_BINDING);
              protocolMarshaller.marshall(playerSession.getGameSessionId(), GAMESESSIONID_BINDING);
              protocolMarshaller.marshall(playerSession.getFleetId(), FLEETID_BINDING);
              protocolMarshaller.marshall(playerSession.getCreationTime(), CREATIONTIME_BINDING);
              protocolMarshaller.marshall(playerSession.getTerminationTime(), TERMINATIONTIME_BINDING);
              protocolMarshaller.marshall(playerSession.getStatus(), STATUS_BINDING);
              protocolMarshaller.marshall(playerSession.getIpAddress(), IPADDRESS_BINDING);
              protocolMarshaller.marshall(playerSession.getPort(), PORT_BINDING);
              protocolMarshaller.marshall(playerSession.getPlayerData(), PLAYERDATA_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }