These entries are queried from radb.net using whois, you can try my project getting these.
:AS263053 route: 177.137.128.0/20 descr: AVATELECOM origin: AS263053 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190103 #22:27:15Z source: RADB last-modified: 2023-11-13T15:55:23Z rpki-ov-state: valid route: 177.137.132.0/23 descr: CLARO S.A. Customer origin: AS263053 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201014 source: RADB last-modified: 2023-11-13T16:02:25Z rpki-ov-state: valid route: 177.137.136.0/22 descr: ITX-AVATELECOM origin: AS263053 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180312 #17:56:58Z source: RADB last-modified: 2023-11-13T15:53:21Z rpki-ov-state: valid route: 177.137.136.0/23 descr: CLARO S.A. Customer origin: AS263053 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200806 source: RADB last-modified: 2023-11-13T16:01:18Z rpki-ov-state: valid route: 177.137.140.0/23 descr: ITX-AVATELECOM origin: AS263053 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180312 #17:57:27Z source: RADB last-modified: 2023-11-13T15:53:21Z rpki-ov-state: valid route: 177.137.142.0/23 descr: CLARO S.A. Customer origin: AS263053 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201014 source: RADB last-modified: 2023-11-13T16:02:25Z rpki-ov-state: valid route6: 2804:920::/32 descr: G8 Customer Proxy Route origin: AS263053 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210514 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid route6: 2804:920:c000::/34 descr: CLARO S.A. Customer origin: AS263053 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201014 source: RADB last-modified: 2023-11-13T16:02:25Z rpki-ov-state: valid