Song request playlist is limited to work with 100 added tracks maximum.
Chat trigger is !sr *
the * can be a full spotify link or url
the * can be also a song name (with an optional artist name separated by #)
Examples of chat commands:
!sr https://open.spotify.com/track/4boaU9XaS1g6U1nV4lEsMl
!sr Kiss from a rose
!sr Kiss from a rose # Seal