These entries are queried from radb.net using whois, you can try my project getting these.
:AS139946 route: 103.147.46.0/23 descr: Route Object for AS139946 origin: AS139946 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20200127 source: RADB last-modified: 2023-11-13T15:59:40Z rpki-ov-state: valid route: 103.147.46.0/23 descr: route-object for AS10217 origin: AS139946 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: a.rifai [at] global.ntt 20210127 source: NTTCOM rpki-ov-state: valid route: 103.147.46.0/24 descr: Route Object for AS139946 origin: AS139946 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20200127 source: RADB last-modified: 2023-11-13T15:59:40Z rpki-ov-state: valid route: 103.147.46.0/24 descr: route-object for AS10217 origin: AS139946 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: a.rifai [at] global.ntt 20210127 source: NTTCOM rpki-ov-state: valid route: 103.147.47.0/24 descr: Route Object for AS139946 origin: AS139946 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20200127 source: RADB last-modified: 2023-11-13T15:59:40Z rpki-ov-state: valid route: 103.147.47.0/24 descr: route-object for AS10217 origin: AS139946 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: a.rifai [at] global.ntt 20210127 source: NTTCOM rpki-ov-state: valid