ReadonlykindOptional ReadonlysubtractWhen true, the delta is subtracted from the running size instead of added. Defaults to false.
ReadonlyvalueThe source of the delta value — a literal number, a referenced account or argument, or a resolver.
ReadonlywithWhether the delta includes the account header overhead.
A byte-size delta applied when computing rent or buffer size — typically used by instructions that resize accounts.