{"building":"Cornerstone","building_id":30167,"data_url":"https://www.realestatemumbai.com/data/building/30167.json","for_rent":12,"for_sale":10,"live_listings":22,"location":"Worli","page_url":"https://www.realestatemumbai.com/building-rates-cornerstone-worli-30167","rent_pm_median":140000,"rent_pm_range":[121000,260000],"rent_vs_buy":{"signal":"insufficient_data","verdict":"Not enough paired sale + rent data to judge yet.","yield_pct":null},"sale_rate_confidence":"thin","sale_rate_psf_median":null,"sale_rate_psf_range":null,"sublocation":"David S Barretto Rd, Upper Worli","trend":{"points":[{"date":"2026-07-03","rent":140000,"sale_psf":null},{"date":"2026-07-04","rent":140000,"sale_psf":null}],"tracking_since":"2026-07-03"},"typical_carpet_sqft":null}