1	import Base
2	import ../coordinator/TransportBudgetPolicy.bend as TxPolicy
3	
4	def cursor.item.payload.bytes(+key_bytes: Nat, +value_bytes: Nat) -> Nat:
5	  Nat.add(9n, Nat.add(key_bytes, value_bytes))
6	
7	def cursor.item.bound(
8	  +key_bytes: Nat,
9	  +value_bytes: Nat,
10	  max_payload_bytes: U32
11	) -> TxPolicy.BoundDecision:
12	  TxPolicy.tx.payload.bound(
13	    cursor.item.payload.bytes(key_bytes, value_bytes), max_payload_bytes)