replication

var (
	ErrLedgerReplicationRespIsNil = errors.New("ledger replication response is nil")
	ErrLedgerResponseBlocksIsNil  = errors.New("ledger response blocks is nil")
	ErrLedgerReplicationReqIsNil  = errors.New("ledger replication requests is nil")
	ErrInvalidSystemIdentifier    = errors.New("invalid system identifier")
	ErrNodeIdentifierIsMissing    = errors.New("node identifier is missing")
)