fn sign_rotate_validator_args(
chain_id: u64,
key: &PrivateKey,
address: Address,
ingress: SocketAddr,
egress: IpAddr,
) -> Signaturefn sign_rotate_validator_args(
chain_id: u64,
key: &PrivateKey,
address: Address,
ingress: SocketAddr,
egress: IpAddr,
) -> Signature