{"bill_id":"db458f81-dc78-4ef6-b1f5-5f06e1ed0c7d","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."}