These entries are queried from radb.net using whois, you can try my project getting these.
:AS397510 route: 69.59.222.0/24 descr: Consumers Power, Inc. origin: AS397510 mnt-by: MNT-CP-1413 changed: majordomo [at] cpi.coop 20200513 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source