excess_data: if excess_data { vec![10, 0, 0, 20, 0, 0, 30, 0, 0, 40] } else { Vec::new() },
};
let channel_announcement = msgs::ChannelAnnouncement {
excess_data: if excess_data { vec![10, 0, 0, 20, 0, 0, 30, 0, 0, 40] } else { Vec::new() },
};
let channel_announcement = msgs::ChannelAnnouncement {