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      "url": "https://openproperties.uk/e12/first-avenue/121"
    },
    {
      "paon": "123",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 3,
      "first_sale_date": "1999-12-22",
      "last_sale_date": "2015-01-23",
      "last_price": 230000,
      "url": "https://openproperties.uk/e12/first-avenue/123"
    },
    {
      "paon": "125",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 2,
      "first_sale_date": "1998-04-08",
      "last_sale_date": "2006-05-09",
      "last_price": 230000,
      "url": "https://openproperties.uk/e12/first-avenue/125"
    },
    {
      "paon": "127",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 1,
      "first_sale_date": "1999-02-19",
      "last_sale_date": "1999-02-19",
      "last_price": 86000,
      "url": "https://openproperties.uk/e12/first-avenue/127"
    },
    {
      "paon": "128",
      "saon": null,
      "postcode": "E12 6AJ",
      "sale_count": 1,
      "first_sale_date": "1999-01-08",
      "last_sale_date": "1999-01-08",
      "last_price": 72000,
      "url": "https://openproperties.uk/e12/first-avenue/128"
    },
    {
      "paon": "129",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 2,
      "first_sale_date": "2001-10-30",
      "last_sale_date": "2003-11-13",
      "last_price": 249950,
      "url": "https://openproperties.uk/e12/first-avenue/129"
    },
    {
      "paon": "131",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 1,
      "first_sale_date": "2005-06-07",
      "last_sale_date": "2005-06-07",
      "last_price": 230000,
      "url": "https://openproperties.uk/e12/first-avenue/131"
    },
    {
      "paon": "132",
      "saon": null,
      "postcode": "E12 6AJ",
      "sale_count": 4,
      "first_sale_date": "1997-09-30",
      "last_sale_date": "2002-11-29",
      "last_price": 118500,
      "url": "https://openproperties.uk/e12/first-avenue/132"
    },
    {
      "paon": "133",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 1,
      "first_sale_date": "2000-07-14",
      "last_sale_date": "2000-07-14",
      "last_price": 65000,
      "url": "https://openproperties.uk/e12/first-avenue/133"
    },
    {
      "paon": "134",
      "saon": null,
      "postcode": "E12 6AJ",
      "sale_count": 1,
      "first_sale_date": "1996-12-23",
      "last_sale_date": "1996-12-23",
      "last_price": 59500,
      "url": "https://openproperties.uk/e12/first-avenue/134"
    },
    {
      "paon": "138",
      "saon": null,
      "postcode": "E12 6AJ",
      "sale_count": 2,
      "first_sale_date": "2001-06-18",
      "last_sale_date": "2001-09-27",
      "last_price": 171000,
      "url": "https://openproperties.uk/e12/first-avenue/138"
    },
    {
      "paon": "140",
      "saon": null,
      "postcode": "E12 6AJ",
      "sale_count": 1,
      "first_sale_date": "2021-06-30",
      "last_sale_date": "2021-06-30",
      "last_price": 485000,
      "url": "https://openproperties.uk/e12/first-avenue/140"
    },
    {
      "paon": "141",
      "saon": null,
      "postcode": "E12 6AL",
      "sale_count": 1,
      "first_sale_date": "2021-08-18",
      "last_sale_date": "2021-08-18",
      "last_price": 450000,
      "url": "https://openproperties.uk/e12/first-avenue/141"
    }
  ],
  "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
  }
}