code: public static MappingRules getDefaultJsonMapping() {
          return new MappingRules(MappingRules.getDefaultMappingRules().MAPPING_NODE_FILTER,
                  MappingRules.MAPPING_EXPORT_FILTER, MappingRules.MAPPING_IMPORT_FILTER,
                  new MappingRules.PropertyFormat(MappingRules.PropertyFormat.Scope.definition,
                          MappingRules.PropertyFormat.Binary.link),
                  0, MappingRules.ChangeRule.update);
      }
docs: the default rule set for general import an export features