From os5 this method is dead.
Now we have got a new extended playstore thanks from @Fox_exe link is here:
https://fox-exe.ru/WDMyCloud/WDMyCloud-Gen2/Apps-OS5/
Transmission 1.15 tested and working. Just download bin file and manually install from os5 managing web.
I invite you to test all this new apps and comment here how it works.
Thanks a lot @Fox_exe
