block5.

{
    ...
            "Timestamp": "06/15/2011 09:30:00.050",
            "Quantity": 6820,
            "Price": 23.98,
            "Exchange": "The NASDAQ Stock Market LLC",
            "MarketCenter": "Q",
            "SubMarketCenter": " ",
            "TRDI": "@O X",
            "CanceledIndicator": null,
            "DOTT": "F",
            "ITY": "Q",
            "MSN": 2059,
            "OMSN": 0
          },
          ...