These entries are queried from radb.net using whois, you can try my project getting these.
:AS-GVA as-set: AS-GVA descr: GVA / Canalbox members: AS36924 members: AS36974 members: AS37281 members: AS37322 members: AS327725 members: AS328191 members: AS328857 tech-c: VAYU-AFRINIC admin-c: VAYU-AFRINIC mnt-by: GVA-MNT changed: *** [at] gva.africa 20230413 source: AFRINIC as-set: AS-GVA members: AS36924 members: AS36974 members: AS37281 members: AS37322 members: AS327725 members: AS328191 members: AS328857 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: CANALBOX-MNT created: 2017-01-11T15:24:20Z last-modified: 2023-04-13T12:03:38Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************