ManageableHistoricalTimeSeriesInfo info = new ManageableHistoricalTimeSeriesInfo();
ExternalIdBundleWithDates bundleWithDates = identifiersToBundleWithDates.get(identifers);
info.setExternalIdBundle(bundleWithDates);
info.setDataField(dataField);
info.setDataSource(BLOOMBERG_DATA_SOURCE_NAME);
ExternalIdBundle bundle = bundleWithDates.toBundle(LocalDate.now(OpenGammaClock.getInstance()));
String idStr = Objects.firstNonNull(
bundle.getValue(ExternalSchemes.BLOOMBERG_TICKER),
Objects.firstNonNull(
bundle.getExternalId(ExternalSchemes.BLOOMBERG_BUID),
bundle.getExternalIds().iterator().next())).toString();