BillingMethodFacts

object type

The stored off-session method's wire-readable facts. The three fields live and die together (attach stamps, detach removes whole).

Fields

Field	Type	Notes
`brand`	String `String!`	The card network (visa \| mastercard \| …) — the processor's word.
`last4`	String `String!`	The card's last four digits.
`attachedAt`	String `String!`	When the method attached (UTC ISO).