Given the "TMH" and "sc" codes, this might be related to:
: A split update for a specific hardware controller. sc25068-TMH.part2.rar
: Allows you to "peek" into the contents of the full archive (e.g., viewing a 3D model or document index) even if only Part 2 is currently downloaded, by using metadata headers. Given the "TMH" and "sc" codes, this might