core + attic (Attic Area): these terms have been either deprecated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

accountId

Canonical URL: http://schema.org/accountId

Thing > Property > identifier > accountId

The identifier for the account the payment will be applied to.
Values expected to be one of these types
Text
Used on these types
Invoice
Super-properties
identifier

Schema Version 3.3