{"bill_id":"2131c2cd-6c2e-42a4-b6c4-38aadc3e353c","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."}