@Override
    public void traceStartTransaction(final WorldView worldView, final Transaction transaction) {
      if (!traceStartTxCalled.add(transaction)) {
        fail("traceStartTransaction already called for tx " + transaction);
      }
      txStartWorldView = worldView;
      txStartTransaction = transaction;
    }
The blockchain for testing has a height of 32 and the account
0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b makes a transaction per block. So, in the head, the
nonce of this account should be 32.
app/src/test/java/org/hyperledger/besu/services/TraceServiceImplTest.java