def cursor.item.payload.bytes
import mylsm-lsm-store@0.6.0.1/src/scan/CursorPreviewPolicy.bend as CursorPreviewPolicyimport Base
4def cursor.item.payload.bytes(+key_bytes: Nat, +value_bytes: Nat) -> Nat:
5 Nat.add(9n, Nat.add(key_bytes, value_bytes))