let mut txids = Vec::new();
let monitor_states = self.monitors.read().unwrap();
for monitor_state in monitor_states.values() {
txids.append(&mut monitor_state.monitor.get_relevant_txids());
}
let mut txids = Vec::new();
let monitor_states = self.monitors.read().unwrap();
for monitor_state in monitor_states.values() {
txids.append(&mut monitor_state.monitor.get_relevant_txids());
}