[{"tunniste":"1.2.246.586.1.14.4607154","objektinVoimassaoloaika":"2023-04-19T21:00:00Z/3000-12-31T21:59:00Z","haetunDatanVoimassaoloaika":"2026-11-12T22:00:00Z/2026-11-30T12:00:00Z","tyyppi":"opastin","nimi":"O557","kaytossa":true,"rotaatio":180.97234484078556293744010469775654978,"tilirataosa":"1.2.246.586.1.32.2211","liikennesuunnittelualue":"1.2.246.586.1.29.429487","ratakmsijainnit":[{"ratanumero":"008555 KEM","ratakm":861,"etaisyys":180}],"rautatieliikennepaikat":["1.2.246.586.1.39.81629"],"raiteet":["1.2.246.586.1.44.4603372"],"toimialueet":["1.2.246.586.1.48.1877163"],"kayttokeskukset":["1.2.246.586.1.72.3464413"],"raideosuudet":["1.2.246.586.1.36.4765867"],"kytkentaryhmat":[],"laiturit":[],"sillat":[],"tunnelit":[],"opastin":{"suunta":"nouseva","puoli":"oikea","tyyppi":"rp"},"geometria":[387872.050977,7295051.904359]}]