This often refers to the AUC (Application Usage Content) , which can be part of DLC or patch structures.
The string is a highly specific search term used within the PlayStation 4 homebrew, modding, and backup communities. Each component of this string represents a technical identifier necessary for finding, installing, or modifying the digital package file (PKG) of WWE 2K20 on a jailbroken PS4 console. wwe 2k20 a0100v0100 cusa15666 ps4 pkg auc extra quality
If you are installing version (A0100V0100), be aware of the following: This often refers to the AUC (Application Usage