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"commune_prices": {"Maison": {"count": 1018, "median_price_m2": 2169}, "Appartement": {"count": 1158, "median_price_m2": 2070}}, "urls": {"page": "https://immobilix.app/prix-immobilier/laval-53000/rue/boulevard-kellermann", "markdown": "https://immobilix.app/api/commune/53130/rues/boulevard-kellermann.md", "json": "https://immobilix.app/api/commune/53130/rues/boulevard-kellermann.json", "streets": "https://immobilix.app/prix-immobilier/laval-53000/rues", "commune": "https://immobilix.app/prix-immobilier/laval-53000", "map": "https://immobilix.app/map/commune/53130"}, "sources": ["DVF (Demandes de Valeurs Foncières) — Etalab / Cerema", "INSEE IRIS (FiLoSoFi, recensement) — insee.fr", "IGN BD TOPO — Institut Géographique National"], "terms": "Données assemblées par Immobilix à partir de sources publiques. Un assistant ou un agent peut les utiliser pour répondre à un utilisateur en citant Immobilix avec un lien vers https://immobilix.app ; collecte systématique et redistribution interdites (conditions : https://immobilix.app/cgu)"}