ServiceEventsForChain returns the service event confirmation for the given chain.

SystemContractsForChain returns the system contract configuration for the given chain.

AccountNameEVMStorage is not a contract, but a special account that is used to store EVM state.

Protocol State version applies to all nodes and uses an _integer version_ of the _protocol state_.

VersionBeacon only controls version of ENs, describing software compatability via semantic versioning.

LastSystemAccountIndex is the last index of a system accounts.

ServiceEvent represents a service event on a particular chain.

ServiceEvents is a container for all service events on a particular chain.

SystemAccount represents an address used by the system.

SystemContract represents a system contract on a particular chain.

SystemContracts is a container for all system contracts on a particular chain.