/// [`SpendableOutputDescriptor::StaticOutput`]s, which may be handled directly by the on-chain
/// wallet implementation.
///
/// If `delay_until_height` is set, we will delay the spending until the respective block
/// height is reached. This can be used to batch spends, e.g., to reduce on-chain fees.
///
/// [`SpendableOutputDescriptor::StaticOutput`]s, which may be handled directly by the on-chain
/// wallet implementation.
///
/// If `delay_until_height` is set, we will delay the spending until the respective block
/// height is reached. This can be used to batch spends, e.g., to reduce on-chain fees.
///