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  "postcodes": [
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      "locality": "LITTLE BILLING",
      "town_city": "NORTHAMPTON",
      "district": "NORTHAMPTON",
      "county": "NORTHAMPTONSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nn3/longford-avenue/29",
      "property_url": "https://openproperties.uk/nn3/longford-avenue/29"
    },
    {
      "url": "https://openproperties.uk/nn3/longford-avenue/29/f2e2ccd9-e997-4d78-ad7f-3a6717970c60",
      "transaction_id": "F2E2CCD9-E997-4D78-AD7F-3A6717970C60",
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      "date_of_transfer": "2004-07-30",
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      "street": "LONGFORD AVENUE",
      "locality": "LITTLE BILLING",
      "town_city": "NORTHAMPTON",
      "district": "NORTHAMPTON",
      "county": "NORTHAMPTONSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nn3/longford-avenue/29",
      "property_url": "https://openproperties.uk/nn3/longford-avenue/29"
    },
    {
      "url": "https://openproperties.uk/nn3/longford-avenue/29/c957e673-5247-4de2-89a5-c93d0eaf1f61",
      "transaction_id": "C957E673-5247-4DE2-89A5-C93D0EAF1F61",
      "price": 56000,
      "date_of_transfer": "2000-09-25",
      "postcode": "NN3 9HL",
      "property_type": "T",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "29",
      "saon": null,
      "street": "LONGFORD AVENUE",
      "locality": "LITTLE BILLING",
      "town_city": "NORTHAMPTON",
      "district": "NORTHAMPTON",
      "county": "NORTHAMPTONSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "nn3/longford-avenue/29",
      "property_url": "https://openproperties.uk/nn3/longford-avenue/29"
    }
  ],
  "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. Contains OS data © Crown copyright and database right. Postcode locations are Code-Point Open centroids: they locate the postcode, not an individual building.",
  "provenance": [
    {
      "source": "HM Land Registry Price Paid Data",
      "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
      "retrieved_at": "2026-07-09T18:56:26.350736+00:00"
    },
    {
      "source": "OS Code-Point Open",
      "source_url": "https://osdatahub.os.uk/downloads/open/CodePointOpen",
      "retrieved_at": null
    }
  ]
}