is_subscription_required
Use these simple Tags to mark Instances as True or False: #is_//subscription_required #is/not_/subscription_required
Or write it as a Triple: [ is_subscription_required :: Boolean, MediaSubscription ]
Indicates if use of the media require a subscription (either paid or free). Allowed values are <code>true</code> or <code>false</code> (note that an earlier version had 'yes', 'no').
Predicate describes that: [ #has_/domain :: ActionAccessSpecification, MediaObject ] ( #has_/name :: is_subscription_required ) ( #has_/range :: Boolean, MediaSubscription )