{"type":"changed_records","generated_date":"2026-04-22T04:11:57.771Z","files":{"bib_records":[],"updated_records":[{"dump_file":"https://bibdata.princeton.edu/dump_files/71189","md5":"2982bb9edfdacc3cd5649068c5fbf27c"}],"recap_records":[],"recap_records_full":[],"log_file":[],"new_records":[],"merged_ids":[],"bib_ids":[],"recap_records_full_metadata":[]},"ids":{"delete_ids":null,"update_ids":null}}