title: How to use FirebaseJobDispatcher
body: <p>I am trying to use FirebaseJobDispatcher by following <a href="https://github.com/firebase/firebase-jobdispatcher-android#user-content-firebase-jobdispatcher-">this</a></p>
  
  <p>But My question is that, How to set time interval for the dispatcher object like GCMNetworkManager (setPeriod).
  Or please explain how FirebaseJobDispatcher works.</p>