target_feerate_sat_per_1000_weight: u32,
) -> Result<CoinSelection, ()>;
/// Signs and provides the full witness for all inputs within the transaction known to the
/// trait (i.e., any provided via [`CoinSelectionSource::select_confirmed_utxos`]).
target_feerate_sat_per_1000_weight: u32,
) -> Result<CoinSelection, ()>;
/// Signs and provides the full witness for all inputs within the transaction known to the
/// trait (i.e., any provided via [`CoinSelectionSource::select_confirmed_utxos`]).