{"type":"changed_records","generated_date":"2026-05-13T00:00:31.743Z","files":{"bib_records":[],"updated_records":[{"dump_file":"https://bibdata.princeton.edu/dump_files/72529","md5":"b37ae508d2dec65f21f18524d8d9a012"}],"recap_records":[],"recap_records_full":[],"log_file":[],"new_records":[],"merged_ids":[],"bib_ids":[],"recap_records_full_metadata":[]},"ids":{"delete_ids":null,"update_ids":null}}