{"type":"changed_records","generated_date":"2026-04-21T11:00:12.669Z","files":{"bib_records":[],"updated_records":[{"dump_file":"https://bibdata.princeton.edu/dump_files/71162","md5":"28fa6040de6f9b162393d740218d4117"}],"recap_records":[],"recap_records_full":[],"log_file":[],"new_records":[],"merged_ids":[],"bib_ids":[],"recap_records_full_metadata":[]},"ids":{"delete_ids":null,"update_ids":null}}