{"bill_id":"4aa0ecf6-a876-4b07-9ef5-5d0f02f70d0c","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."}