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      "paon": "32",
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      "url": "https://openproperties.uk/ip11/springfield-avenue/32"
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    {
      "paon": "33",
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      "url": "https://openproperties.uk/ip11/springfield-avenue/33"
    },
    {
      "paon": "40",
      "saon": null,
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      "first_sale_date": "2003-01-24",
      "last_sale_date": "2006-04-12",
      "last_price": 219000,
      "url": "https://openproperties.uk/ip11/springfield-avenue/40"
    },
    {
      "paon": "46",
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      "first_sale_date": "2011-09-16",
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      "last_price": 230000,
      "url": "https://openproperties.uk/ip11/springfield-avenue/46"
    }
  ],
  "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
  }
}