chore: update protocol

[juan518munoz]

Summary

Note

This PR does not work for chains which base fee is not zero (e.g network monitor, benchark binary are only able to operate with fee-less chains). Full fee implementation is left as a follow-up PR.

Changelog

[[entry]]
scope       = "network-monitor"
impact      = "changed"
description = "The network monitor and the benchmark binary only operate on chains whose base fee is zero. Full fee support is left as a follow-up."