That being said, if you're looking for a legitimate way to obtain or learn more about Sony Vegas Pro 13 or its updates, here are some general suggestions:
For users looking to use Vegas Pro safely and legally, several options are available: vegas.pro.13.0.(64-bit)-patch.exe - Hybrid Analysis
Download DaVinci Resolve today. It’s completely free, legal, and more powerful than Vegas Pro 13 ever was.
While some users in 2015-2016 reported the patch worked temporarily, today the situation is drastically different.
Once you patch Vegas Pro 13, you cannot install official updates. You are stuck with the original 2013 build, which lacks modern codec support (HEVC, AV1, etc.). You also cannot ask for help on official forums like Magix (which now owns Vegas) because they will immediately ban you for using a crack.