public static IcebergDataNodeDTO getFromRequest(IcebergDataNodeRequest request, String extParams) throws Exception {
        IcebergDataNodeDTO dto = StringUtils.isNotBlank(extParams)
                ? IcebergDataNodeDTO.getFromJson(extParams)
                : new IcebergDataNodeDTO();
        return CommonBeanUtils.copyProperties(request, dto, true);
    }
Get the dto instance from the request
inlong-manager/manager-pojo/src/main/java/org/apache/inlong/manager/pojo/node/iceberg/IcebergDataNodeDTO.java