title: How to like/unlike and subscribe a YouTube video from a android app
body: <p>I'm trying to create a YouTube video android app.Currently there no issue to play video and fetch a playlist because there are sample for this.But I'm unable to find  any good reference to  <strong>like/unlike and subscribe events in YouTube</strong>.</p>
  
  <p>So How to like/unlike and subscribe a YouTube video from a android app ?</p>
  
  <p>Any help will be highly appreciated.</p>