Sonos manufacturers a popular line of wireless speakers and also amplifiers. They support many of the popular streaming content services. The myServer 6 driver fully supports the publishes Sonos integration API. With the driver, you can send Transport Controls functions to the Sonos hardware like Stop / Start / FFwd / Rwd.
Unfortunately Sonos does not publish the means to select which streaming service to be used or which channel to select like Denon HEOS competing line of Smart speakers and amps.
Suggested macro (from myServer 5) as example:
Create a Macro called ZoneControl.Sonos. The contents look like:
Then on the Sonos Players dropdown change the command to: