{"bill_id":"c504e6c3-cdb4-4f74-b01f-39cb1f3939cd","items":[],"has_more":false,"next_offset":null,"pagination_limited":false,"interpretation":"Forward mutation evidence only. Each source is labeled; ca_official_actions records replay retained California legislative archives, while aggregator responses are not direct official-source observations. Absence of records does not prove a bill has never changed."}