{"type":"changed_records","generated_date":"2026-07-04T18:02:12.422Z","files":{"bib_records":[],"updated_records":[{"dump_file":"https://bibdata.princeton.edu/dump_files/75416","md5":"b4f8c6e476a547f4afa7012ce06f7333"}],"recap_records":[],"recap_records_full":[],"log_file":[],"new_records":[],"merged_ids":[],"bib_ids":[],"recap_records_full_metadata":[]},"ids":{"delete_ids":null,"update_ids":null}}