The term at the end of your message could mean a few things:
MULTI (Usually means it includes multiple language tracks, typically the original Spanish plus French and/or English).
I am assuming you're interested in the of this specific version of the show. Release Details Series: La Casa de Papel (Money Heist) La.casa.de.papel.S05.Partie.1.MULTI.1080p.10bit...
You are looking for or technical details about this specific "10bit" release.
Season 5, Part 1 (The first 5 episodes of the final season). Quality: 1080p (Full HD). The term at the end of your message
It looks like you've shared a specific for a high-quality download of Money Heist (La Casa de Papel) Season 5, Part 1.
10bit (This usually refers to HEVC/x265 encoding, which offers better colour depth and smaller file sizes without losing quality). Season 5, Part 1 (The first 5 episodes of the final season)
You are trying to find a or source associated with that filename.