{
  "label": "Hampden.MA / Springfield",
  "fips": 25013,
  "epoch": 1,
  "n_parcels": 155453,
  "merkle_root": "708dc85bdabe7cb39f36284c895299db800d9c30b6fa392860d0b824431bf71c",
  "schema": "sha256(utf8 parcel_id|acres_6dp|lot_sqft_2dp)",
  "posted_at": 1792077409,
  "pda": "3ZHtNdFhdqoGULcRp86oV2NvK56x6DJeK4Gpz6ejpmix"
}