GetPlaybackState VS GetCurrentlyPlayingTrack

[CheeroIp]

What is the difference between the 2 Web API calls?
The JSON response is exactly the same 
In which case should I use GetPlaybackState or GetCurrentlyPlayingTrack?

Web API Reference | https://developer.spotify.com/documentation/web-api/reference/get-the-users-curr...

Web API Reference | https://developer.spotify.com/documentation/web-api/reference/get-information-ab...

[EarthdragoN-CH]

I'm wondering the same...