Refund all or part of a previously settled collection.
The refund to create; see CreateRefundParams.
Optional { idempotencyKey } — retrying with the same key + body replays the original.
The created Refund with its refundRequestId and status.
Fetch a refund's current status.
The refundRequestId returned by Refunds.create.
The Refund with its latest status.
List the settled REFUND ledger history (scope: payments:read). Keyset-paginated.
Time window + asset filter + pagination; see LedgerQuery.
The raw { items, total, nextCursor } — a LedgerPage of LedgerEntry.
Issue and track refunds on settled collections (scope:
payments:write).