schemaIsAccessibleForFree constant
isAccessibleForFree from schema vocabulary [Expects: https://schema.org/Boolean]
A flag to signal that the item, event, or place is accessible for free.
Can be used on: https://schema.org/CreativeWork, https://schema.org/Event, https://schema.org/Place
Implementation
static const schemaIsAccessibleForFree = IriTerm.prevalidated(
'https://schema.org/isAccessibleForFree',
);