These entries are queried from radb.net using whois, you can try my project getting these.
:AS328252 route: 156.0.80.0/22 descr: route object for eProcess origin: AS328252 mnt-by: Ecobank-Group-MNT changed: *** [at] ecobank.com 20210706 source: AFRINIC rpki-ov-state: valid route: 156.0.80.0/22 descr: ECOBANK EPROCESS origin: AS328252 mnt-by: MAINT-AS37613 changed: adelaja [at] dolphintelecom.net 20171208 #08:27:47Z source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid route: 156.0.80.0/24 descr: ECOBANK EPROCESS origin: AS328252 mnt-by: MAINT-AS37613 changed: adelaja [at] dolphintelecom.net 20171208 #09:23:02Z source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid route: 156.0.81.0/24 origin: AS328252 descr: EPROCESS IPTRANSIT mnt-by: MAINT-AS37613 changed: daniel [at] dolphintelecom.net 20221007 #15:22:14Z source: RADB last-modified: 2023-11-13T16:12:42Z rpki-ov-state: valid route: 156.0.82.0/24 origin: AS328252 descr: EPROCESS IPTRANSIT mnt-by: MAINT-AS37613 changed: daniel [at] dolphintelecom.net 20221007 #15:22:48Z source: RADB last-modified: 2023-11-13T16:12:42Z rpki-ov-state: valid route: 156.0.83.0/24 descr: ECOBANK EPROCESS origin: AS328252 mnt-by: MAINT-AS37613 changed: adelaja [at] dolphintelecom.net 20171208 #09:24:34Z source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid