ok. so i got it working for those that are interested!!
install side load launcher on the android tv
install es file explorer and set up network within file ES file explorer if using windows or ftp if using a mac
download the sonos apk and place it on your desktop
now login to ES file explorer and locate the Sonos apk wherever you placed it! i placed it on my desktop
install Sonos APK to ANDROID TV
Install tv app repo to your tv by side loading or by logging in to Google Playstore on a pc and install to tv, once tv app repo is installed open it and locate the SONOS apk then click shortcut. a SONOS shortcut will be placed on the main tv screen.