Optionalcatalog_Catalog item ID that produced raw_value — links back to sync_catalogs.
Optionalvector_Canonical fixture vector name. Looked up by runners against the shipped fixture.
Optionalraw_Override when binding a custom (non-canonical) value. Redacted in error reports by default.
Optionalexpected_Override when binding a custom value. Runner compares observed bytes against this.
AdCP macro token, braces included. Example:
{GTIN}.