Source: Schema.org v30.1 vocabulary. Official paymentMethodId property definition.
What does paymentMethodId mean?
An identifier for the method of payment used (e.g. the last 4 digits of the credit card).
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status