Toggle Audio in Amazon Chime Meeting

Toggle Audio.scpt

set old to (path to frontmost application as text)
tell application "Amazon Chime"
	activate
end tell
tell application "System Events" to tell process "Amazon Chime"
	repeat with aWindow in windows
		try
			if title of aWindow does not contain "Amazon Chime" then
				click button 1 of group 2 of toolbar 1 of aWindow
			end if
		end try
	end repeat
end tell
delay 1
activate application old