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      "duration": "F",
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      "town_city": "SWANSEA",
      "district": "SWANSEA",
      "county": "SWANSEA",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sa4/argyll-avenue/6",
      "property_url": "https://openproperties.uk/sa4/argyll-avenue/6"
    },
    {
      "url": "https://openproperties.uk/sa4/argyll-avenue/6/4b3d1f69-5b32-486f-b177-7e12b0b6d096",
      "transaction_id": "4B3D1F69-5B32-486F-B177-7E12B0B6D096",
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      "date_of_transfer": "2004-09-03",
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      "property_type": "S",
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      "duration": "F",
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      "saon": null,
      "street": "ARGYLL AVENUE",
      "locality": "GORSEINON",
      "town_city": "SWANSEA",
      "district": "SWANSEA",
      "county": "SWANSEA",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sa4/argyll-avenue/6",
      "property_url": "https://openproperties.uk/sa4/argyll-avenue/6"
    },
    {
      "url": "https://openproperties.uk/sa4/argyll-avenue/6/1cf15801-48c4-4375-96f8-77e8483ad299",
      "transaction_id": "1CF15801-48C4-4375-96F8-77E8483AD299",
      "price": 88500,
      "date_of_transfer": "2002-06-06",
      "postcode": "SA4 4UL",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "6",
      "saon": null,
      "street": "ARGYLL AVENUE",
      "locality": "GORSEINON",
      "town_city": "SWANSEA",
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      "county": "SWANSEA",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sa4/argyll-avenue/6",
      "property_url": "https://openproperties.uk/sa4/argyll-avenue/6"
    }
  ],
  "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
    }
  ]
}