This will convert your timecode object from one BPM to another BPM, moving all data on the timeline in GrandMA3.
CmdEvent and FaderEvent are the only events supported.
cd ~/MALightingTechnology/gma3_library/datapools/plugins/
git clone https://github.com/kinglevel/TimecodeBPMConvert
cd %ProgramData%/MALightingTechnology/gma3_library/datapools/plugins/
git clone https://github.com/kinglevel/TimecodeBPMConvert
Import the plugin in GrandMA3 and run it