for a video /watch?v=ML2V2FdWP-A:
/watch?v=ML2V2FdWP-A
curl "https://invidio.us/api/v1/captions/ML2V2FdWP-A?label=English%20(auto-generated)&hl=pl" | tail -n +4 | sed -n "n;n;p" | less