get
{protocol}://api.ws.sonos.com/control/api/{version}/players//playerVolume
Use the getVolume command in the playerVolume namespace to get the volume and mute state of a player.
The given resource/object identifier is invalid
A client has not provided authorization credentials to perform a command
A client does not have the correct permissions to perform a command
A command was targeted to a group that no longer is the same group
Indicates there was an error occurred when performing a command
Sonos has experience an unexpected condition it is unable to recover from
Player is unable to reach the service.