there’s this which updates after the song is played: https://api.deezer.com/user/1494543/history
and then there’s the javascript sdk that also includes current track: https://developers.deezer.com/sdk/javascript/events
Triggered when the currently playing track has changed.
The object argument indicates the information of the currently playing track:
{
index : 0,
track : {
album : {…},
artist : {…},
duration : 123,
id : 2322,
title : ‘Title of track’,
}
}