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      "paon": "216",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "2019-03-01",
      "last_sale_date": "2019-03-01",
      "last_price": 475000,
      "url": "https://openproperties.uk/nn1/billing-road/216"
    },
    {
      "paon": "220",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "2001-10-19",
      "last_sale_date": "2001-10-19",
      "last_price": 210000,
      "url": "https://openproperties.uk/nn1/billing-road/220"
    },
    {
      "paon": "222",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "2002-06-05",
      "last_sale_date": "2002-06-05",
      "last_price": 275000,
      "url": "https://openproperties.uk/nn1/billing-road/222"
    },
    {
      "paon": "226",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 2,
      "first_sale_date": "2006-09-08",
      "last_sale_date": "2013-01-29",
      "last_price": 480000,
      "url": "https://openproperties.uk/nn1/billing-road/226"
    },
    {
      "paon": "228",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "1997-06-24",
      "last_sale_date": "1997-06-24",
      "last_price": 117500,
      "url": "https://openproperties.uk/nn1/billing-road/228"
    },
    {
      "paon": "230",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "2010-11-26",
      "last_sale_date": "2010-11-26",
      "last_price": 215000,
      "url": "https://openproperties.uk/nn1/billing-road/230"
    },
    {
      "paon": "232",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 1,
      "first_sale_date": "2019-02-01",
      "last_sale_date": "2019-02-01",
      "last_price": 345000,
      "url": "https://openproperties.uk/nn1/billing-road/232"
    },
    {
      "paon": "247",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 2,
      "first_sale_date": "1997-12-19",
      "last_sale_date": "2005-01-26",
      "last_price": 441000,
      "url": "https://openproperties.uk/nn1/billing-road/247"
    },
    {
      "paon": "249",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 2,
      "first_sale_date": "2015-10-05",
      "last_sale_date": "2021-04-19",
      "last_price": 445000,
      "url": "https://openproperties.uk/nn1/billing-road/249"
    },
    {
      "paon": "251",
      "saon": null,
      "postcode": "NN1 5RX",
      "sale_count": 2,
      "first_sale_date": "2005-01-31",
      "last_sale_date": "2024-05-09",
      "last_price": 645000,
      "url": "https://openproperties.uk/nn1/billing-road/251"
    }
  ],
  "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
  }
}