{
 "station": {
  "name": "Helsinki Kaivopuisto",
  "fmisid": 132310,
  "kind": "mareograph",
  "lat": 60.15363,
  "lon": 24.95622
 },
 "parameter": "TW_PT1H_AVG",
 "query": "fmi::observations::mareograph::simple",
 "value_c": 11.8,
 "observed_at": "2026-10-10T10:00:00Z",
 "retrieved_at": "2026-10-10T10:06:04Z",
 "source_url": "https://opendata.fmi.fi/wfs?service=WFS&version=2.0.0&request=getFeature&storedquery_id=fmi%3A%3Aobservations%3A%3Amareograph%3A%3Asimple&fmisid=132310&parameters=TW_PT1H_AVG&starttime=2026-10-08T10%3A00%3A00Z",
 "licence": {
  "name": "CC BY 4.0",
  "url": "https://creativecommons.org/licenses/by/4.0/",
  "terms_url": "https://en.ilmatieteenlaitos.fi/open-data-licence",
  "quote": "The Creative Commons Attribution 4.0 International license (CC BY 4.0) shall be used by the Finnish Meteorological Institute's open data service.",
  "read_at": "2026-10-09",
  "attribution": "Finnish Meteorological Institute (FMI) open data, CC BY 4.0"
 }
}