{"key":"market.marsh_us","title":"Marsh US composite commercial rate change","unit":"% change, quarter over quarter","signal_class":"price_free_market","intake":"review","cadence":"quarterly","feed_source":null,"thresholds":null,"last_fetch":{"at":null,"status":null,"stale":false,"last_error":null},"observations":[{"date":"2026-06-30","value":-2.0,"value_low":-2.0,"value_high":-2.0,"midpoint_of_range":false,"source_url":"https://www.insurancejournal.com/news/national/2026/07/23/878716.htm","source_name":"Marsh Global Insurance Market Index, via Insurance Journal"}],"events":[]}