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      "last_sale_date": "2004-10-04",
      "last_price": 100000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-1"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 5",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2014-07-17",
      "last_sale_date": "2014-07-17",
      "last_price": 315000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-5"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 9",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "1998-10-20",
      "last_sale_date": "1998-10-20",
      "last_price": 75000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-9"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 12",
      "postcode": "E1 7TW",
      "sale_count": 2,
      "first_sale_date": "2006-03-16",
      "last_sale_date": "2020-03-02",
      "last_price": 365000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-12"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 16",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2005-11-25",
      "last_sale_date": "2005-11-25",
      "last_price": 170000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-16"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 19",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2006-02-10",
      "last_sale_date": "2006-02-10",
      "last_price": 225000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-19"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 21",
      "postcode": "E1 7TW",
      "sale_count": 2,
      "first_sale_date": "2014-12-01",
      "last_sale_date": "2022-11-17",
      "last_price": 420000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-21"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 22",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2007-07-23",
      "last_sale_date": "2007-07-23",
      "last_price": 245000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-22"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 25",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2012-10-31",
      "last_sale_date": "2012-10-31",
      "last_price": 222000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-25"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 26",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2014-10-14",
      "last_sale_date": "2014-10-14",
      "last_price": 415000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-26"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 27",
      "postcode": "E1 7TW",
      "sale_count": 2,
      "first_sale_date": "2000-01-28",
      "last_sale_date": "2006-03-19",
      "last_price": 180000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-27"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 39",
      "postcode": "E1 7TW",
      "sale_count": 3,
      "first_sale_date": "2000-01-05",
      "last_sale_date": "2005-10-21",
      "last_price": 175000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-39"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 40",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2008-03-28",
      "last_sale_date": "2008-03-28",
      "last_price": 245000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-40"
    },
    {
      "paon": "HERBERT HOUSE",
      "saon": "FLAT 42",
      "postcode": "E1 7TW",
      "sale_count": 1,
      "first_sale_date": "2006-11-30",
      "last_sale_date": "2006-11-30",
      "last_price": 182000,
      "url": "https://openproperties.uk/e1/old-castle-street/herbert-house/flat-42"
    },
    {
      "paon": "JACOBSON HOUSE",
      "saon": "FLAT 7",
      "postcode": "E1 7NS",
      "sale_count": 1,
      "first_sale_date": "2004-05-17",
      "last_sale_date": "2004-05-17",
      "last_price": 100000,
      "url": "https://openproperties.uk/e1/old-castle-street/jacobson-house/flat-7"
    },
    {
      "paon": "JACOBSON HOUSE",
      "saon": "FLAT 11",
      "postcode": "E1 7NS",
      "sale_count": 1,
      "first_sale_date": "1998-01-22",
      "last_sale_date": "1998-01-22",
      "last_price": 65000,
      "url": "https://openproperties.uk/e1/old-castle-street/jacobson-house/flat-11"
    },
    {
      "paon": "JACOBSON HOUSE",
      "saon": "FLAT 14",
      "postcode": "E1 7NS",
      "sale_count": 2,
      "first_sale_date": "2006-06-26",
      "last_sale_date": "2020-03-23",
      "last_price": 347500,
      "url": "https://openproperties.uk/e1/old-castle-street/jacobson-house/flat-14"
    },
    {
      "paon": "LADBROKE HOUSE, 26",
      "saon": "FLAT 4",
      "postcode": "E1 7PA",
      "sale_count": 1,
      "first_sale_date": "2008-08-26",
      "last_sale_date": "2008-08-26",
      "last_price": 266000,
      "url": "https://openproperties.uk/e1/old-castle-street/ladbroke-house-26/flat-4"
    },
    {
      "paon": "LADBROKE HOUSE, 26",
      "saon": "FLAT 6",
      "postcode": "E1 7PA",
      "sale_count": 1,
      "first_sale_date": "2008-09-11",
      "last_sale_date": "2008-09-11",
      "last_price": 79500,
      "url": "https://openproperties.uk/e1/old-castle-street/ladbroke-house-26/flat-6"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 4",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2021-07-15",
      "last_sale_date": "2021-07-15",
      "last_price": 532500,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-4"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 7",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2014-05-16",
      "last_sale_date": "2014-05-16",
      "last_price": 360000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-7"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 8",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2014-06-20",
      "last_sale_date": "2014-06-20",
      "last_price": 665000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-8"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 9",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2021-04-22",
      "last_sale_date": "2021-04-22",
      "last_price": 895000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-9"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 11",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2019-12-03",
      "last_sale_date": "2019-12-03",
      "last_price": 700000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-11"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 13",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2014-05-22",
      "last_sale_date": "2014-05-22",
      "last_price": 317000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-13"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 14",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2014-05-19",
      "last_sale_date": "2014-05-19",
      "last_price": 717500,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-14"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 15",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2014-05-20",
      "last_sale_date": "2014-05-20",
      "last_price": 717500,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-15"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 16",
      "postcode": "E1 7AJ",
      "sale_count": 1,
      "first_sale_date": "2018-12-14",
      "last_sale_date": "2018-12-14",
      "last_price": 555000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-16"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 19",
      "postcode": "E1 7AJ",
      "sale_count": 2,
      "first_sale_date": "2014-05-20",
      "last_sale_date": "2014-09-24",
      "last_price": 422500,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-19"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 20",
      "postcode": "E1 7AJ",
      "sale_count": 2,
      "first_sale_date": "2014-05-20",
      "last_sale_date": "2019-12-18",
      "last_price": 873000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-20"
    },
    {
      "paon": "SLOANE APARTMENTS, 54",
      "saon": "FLAT 21",
      "postcode": "E1 7AJ",
      "sale_count": 3,
      "first_sale_date": "2014-05-21",
      "last_sale_date": "2026-03-03",
      "last_price": 860000,
      "url": "https://openproperties.uk/e1/old-castle-street/sloane-apartments-54/flat-21"
    },
    {
      "paon": "4",
      "saon": null,
      "postcode": "E1 7NT",
      "sale_count": 1,
      "first_sale_date": "2005-02-04",
      "last_sale_date": "2005-02-04",
      "last_price": 750000,
      "url": "https://openproperties.uk/e1/old-castle-street/4"
    },
    {
      "paon": "36",
      "saon": null,
      "postcode": "E1 7NT",
      "sale_count": 1,
      "first_sale_date": "2004-01-21",
      "last_sale_date": "2004-01-21",
      "last_price": 150000,
      "url": "https://openproperties.uk/e1/old-castle-street/36"
    }
  ],
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains HM Land Registry data © Crown copyright and database right. This data is licensed under the Open Government Licence v3.0.",
  "provenance": {
    "source": "HM Land Registry Price Paid Data",
    "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
    "retrieved_at": null
  }
}