protected override IComparer <Transaction> GetGroupComparer(IComparer <Transaction> comparer) => TxSortedPool.GetPoolUniqueTxComparerByNonce(comparer);
protected override Address MapToGroup(Transaction value) => TxSortedPool.MapTxToGroup(value);
protected override IComparer <Transaction> GetUniqueComparer(IComparer <Transaction> comparer) => TxSortedPool.GetPoolUniqueTxComparer(comparer);