/// * max(satoshis-per-byte * 250, 253)
/// * max(satoshis-per-kbyte / 4, 253)
fn get_est_sat_per_1000_weight(&self, confirmation_target: ConfirmationTarget) -> u32;
/// * max(satoshis-per-byte * 250, 253)
/// * max(satoshis-per-kbyte / 4, 253)
fn get_est_sat_per_1000_weight(&self, confirmation_target: ConfirmationTarget) -> u32;