@Test
public void opReturnMaxBytes() throws Exception {

    receiveATransaction(wallet, myAddress);
    Transaction tx = new Transaction(PARAMS);
    Script script = ScriptBuilder.createOpReturnScript(new byte[80]);
    tx.addOutput(Coin.ZERO, script);
    SendRequest request = SendRequest.forTx(tx);
    request.ensureMinRequiredFee = true;
    wallet.completeTx(request);
}