content: get volume settings
  --> {output volume:13, input volume:100, alert volume:0, output muted:false}
  
  #set volume output volume 10
  #set volume input volume 100
  #set volume alert volume 0
  #set volume with output muted
  #set volume with input muted
  set volume without output muted
  
  output volume of (get volume settings)
  output muted of (get volume settings)
  #alert muted of (get volume settings)
  output volume of (get volume settings)