Hey Siri, play Old Town Road music on Spotefe.
You can now do this on iOS 13. Apple has fully upgraded the SiriKit framework, and as an update, SIRI supports all podcast apps, including Spotify.
Developers can now consider apps in this program to support all of these apps from Siri.
Currently, Spotify is one of the apps that makes use of this feature and allows iOS 13 users to take full control of Siri with Siri.