Akash R Chandran

Please assign me this issue.

I have added some information about responses to the [readme](https://github.com/akashrchandran/spotify-lyrics-api#responses). I will rewrite the readme for better documentation whenever I get some free time, till then please bear with me....

> I tried 2 different playlists (I know for 100% that for most of the tracks there's synced lyrics in spotify. They may not have title and album metadata. It...