Likely the version of the main tweak or the installer script used to build the IPA.
Through the YTUHD plugin, users can force high-definition playback on older hardware or bypass software-level restrictions. 2.2.3_YTK _DEMC_AB_iSB_RYD_YouMute_YTUHD_18.09....
Allows the app to continue playing audio after the screen is locked or while using other apps. Likely the version of the main tweak or