protected PendingTransaction processEvict(
      final NavigableMap<Long, PendingTransaction> senderTxs,
      final PendingTransaction evictedTx,
      final LayeredRemovalReason reason) {
    final PendingTransaction removedTx = pendingTransactions.remove(evictedTx.getHash());
    if (removedTx != null) {
      decreaseCounters(evictedTx);
      metrics.incrementRemoved(evictedTx, reason.label(), name());
      internalEvict(senderTxs, removedTx);
    }
    return removedTx;
  }
Return the full content of this layer, organized as a list of sender pending txs. For each
sender the collection pending txs is ordered by nonce asc.

@return a list of sender pending txs
ethereum/eth/src/main/java/org/hyperledger/besu/ethereum/eth/transactions/layered/AbstractTransactionsLayer.java