class TransactionSet {

    public List<Transaction> getTransactionsWithSender(UscAddress senderAddress) {
        List<Transaction> list = this.transactionsByAddress.get(senderAddress);

        if (list == null) {
            return new ArrayList<>();
        }

        return list;
    }

    public  TransactionSet();
    public  TransactionSet(TransactionSet transactionSet);
    public  TransactionSet(Map<Keccak256, Transaction> transactionsByHash, Map<UscAddress, List<Transaction>> transactionsByAddress);

}