@Override
  public OperationResult executeFixedCostOperation(final MessageFrame frame, final EVM evm) {
    frame.pushStackItem(frame.getBlockValues().getMixHashOrPrevRandao());
    return successResponse;
  }
Instantiates a new Prev randao operation.

@param gasCalculator the gas calculator
evm/src/main/java/org/hyperledger/besu/evm/operation/PrevRanDaoOperation.java