void prettyPrint (const MamdaOrderBookBasicDelta&  delta)
    {
        char timeStr[32];
        MamdaOrderBookEntry* entry = delta.getEntry();
        
        MamdaOrderBookPriceLevel*        level  = delta.getPriceLevel ();
        mama_quantity_t                  size   = delta.getPlDeltaSize ();
        MamdaOrderBookPriceLevel::Action action = delta.getPlDeltaAction();

        if (MamdaOrderBookPriceLevel::MAMDA_BOOK_LEVEL_LIMIT
            == level->getOrderType())
        {            
            double price = level->getPrice ();
            printf (" %7g %7.*f  %c \n", size, mPrecision, price, action);
        }
        else
        {
            printf (" %7g MARKET %c \n",size, action);

        }
    }