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      "first_sale_date": "2002-05-31",
      "last_sale_date": "2018-09-26",
      "last_price": 154950,
      "url": "https://openproperties.uk/m21/new-barns-avenue/189"
    },
    {
      "paon": "191",
      "saon": null,
      "postcode": "M21 7DG",
      "sale_count": 4,
      "first_sale_date": "2002-05-31",
      "last_sale_date": "2021-06-14",
      "last_price": 187000,
      "url": "https://openproperties.uk/m21/new-barns-avenue/191"
    },
    {
      "paon": "193",
      "saon": null,
      "postcode": "M21 7DG",
      "sale_count": 3,
      "first_sale_date": "2002-06-07",
      "last_sale_date": "2022-04-01",
      "last_price": 342000,
      "url": "https://openproperties.uk/m21/new-barns-avenue/193"
    },
    {
      "paon": "195",
      "saon": null,
      "postcode": "M21 7DG",
      "sale_count": 2,
      "first_sale_date": "2002-06-07",
      "last_sale_date": "2006-10-13",
      "last_price": 199950,
      "url": "https://openproperties.uk/m21/new-barns-avenue/195"
    },
    {
      "paon": "197",
      "saon": null,
      "postcode": "M21 7DG",
      "sale_count": 3,
      "first_sale_date": "2002-06-14",
      "last_sale_date": "2010-08-11",
      "last_price": 192500,
      "url": "https://openproperties.uk/m21/new-barns-avenue/197"
    }
  ],
  "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
  }
}