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      "url": "https://openproperties.uk/en5/collison-avenue/18"
    },
    {
      "paon": "19",
      "saon": "FLAT 1",
      "postcode": "EN5 3BQ",
      "sale_count": 2,
      "first_sale_date": "2019-07-30",
      "last_sale_date": "2026-04-10",
      "last_price": 435000,
      "url": "https://openproperties.uk/en5/collison-avenue/19/flat-1"
    },
    {
      "paon": "19",
      "saon": "FLAT 5",
      "postcode": "EN5 3BQ",
      "sale_count": 1,
      "first_sale_date": "2019-09-13",
      "last_sale_date": "2019-09-13",
      "last_price": 141000,
      "url": "https://openproperties.uk/en5/collison-avenue/19/flat-5"
    },
    {
      "paon": "19",
      "saon": "FLAT 6",
      "postcode": "EN5 3BQ",
      "sale_count": 1,
      "first_sale_date": "2019-09-13",
      "last_sale_date": "2019-09-13",
      "last_price": 117500,
      "url": "https://openproperties.uk/en5/collison-avenue/19/flat-6"
    },
    {
      "paon": "19",
      "saon": "FLAT 10",
      "postcode": "EN5 3BQ",
      "sale_count": 1,
      "first_sale_date": "2019-08-16",
      "last_sale_date": "2019-08-16",
      "last_price": 118750,
      "url": "https://openproperties.uk/en5/collison-avenue/19/flat-10"
    },
    {
      "paon": "20",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 1,
      "first_sale_date": "2018-06-28",
      "last_sale_date": "2018-06-28",
      "last_price": 750000,
      "url": "https://openproperties.uk/en5/collison-avenue/20"
    },
    {
      "paon": "22",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 1,
      "first_sale_date": "2018-08-10",
      "last_sale_date": "2018-08-10",
      "last_price": 740000,
      "url": "https://openproperties.uk/en5/collison-avenue/22"
    },
    {
      "paon": "24",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 1,
      "first_sale_date": "2018-08-16",
      "last_sale_date": "2018-08-16",
      "last_price": 750000,
      "url": "https://openproperties.uk/en5/collison-avenue/24"
    },
    {
      "paon": "26",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 1,
      "first_sale_date": "2018-11-23",
      "last_sale_date": "2018-11-23",
      "last_price": 772500,
      "url": "https://openproperties.uk/en5/collison-avenue/26"
    },
    {
      "paon": "28",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 2,
      "first_sale_date": "2018-07-27",
      "last_sale_date": "2024-11-08",
      "last_price": 800000,
      "url": "https://openproperties.uk/en5/collison-avenue/28"
    },
    {
      "paon": "30",
      "saon": null,
      "postcode": "EN5 3DD",
      "sale_count": 2,
      "first_sale_date": "2018-07-09",
      "last_sale_date": "2025-10-09",
      "last_price": 845000,
      "url": "https://openproperties.uk/en5/collison-avenue/30"
    }
  ],
  "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
  }
}