async fn lookup_tx(
        &self,
        _storage: &mut Connection<'_, Core>,
        _id: TransactionId,
    ) -> Result<Option<Transaction>, Web3Error> {
        Ok(None)
    }
Attempts to look up the transaction by its API ID in the sink-specific storage.
By default, returns `Ok(None)`.
core/node/api_server/src/tx_sender/tx_sink.rs