meter.langs = []
        for lang in resource.langs:
            meter.langs.append(Lang(lang=lang.lang,
                                    image=lang.image,
                                    meterTypes=[MeterType(name=meterType.name,
                                                          digits=[Digit(posX=digit.posX,
                                                                        posY=digit.posY,
                                                                        size=digit.size,
                                                                        order=digit.order)
                                                                  for digit in meterType.digits])
                                                for meterType in lang.meterTypes]))