{"codelist_number":163,"code_value":"38","description_en":"Preview embargo date","description_fr":null,"description_es":null,"notes_en":"Date from which previews of a product may be made available, where the embargo is managed separately from any Sales embargo date. Applies to all previews (previews in <TextContent> or <SupportingResource>, previews covered by <EpubUsageConstraint> and external preview ‘widgets’) unless overridden by a Valid from date for a specific preview","notes_fr":null,"notes_es":null,"introduced_in_issue":73,"modified_in_issue":null,"deprecated_in_issue":null}