Defined in the pending.schema.org extension.
Canonical URL: http://schema.org/expectsAcceptanceOf

Thing > Property > expectsAcceptanceOf

An Offer which must be accepted before the user can perform the Action. For example, the user may need to buy a movie before being able to watch it.

Usage: Between 10 and 100 domains
Values expected to be one of these types
Used on these types
Used on types defined in extensions
ActionAccessSpecification - defined in the pending extension
MediaSubscription - defined in the pending extension

Schema Version 3.4