println!("\t{{");
println!("\t\t node_pubkey: {}", channel_manager.get_our_node_id());
let chans = channel_manager.list_channels();
println!("\t\t num_channels: {}", chans.len());
println!("\t\t num_usable_channels: {}", chans.iter().filter(|c| c.is_usable).count());
println!("\t{{");
println!("\t\t node_pubkey: {}", channel_manager.get_our_node_id());
let chans = channel_manager.list_channels();
println!("\t\t num_channels: {}", chans.len());
println!("\t\t num_usable_channels: {}", chans.iter().filter(|c| c.is_usable).count());