title: should I put a big object to onSaveInstanceState() method
body: <p>I am quite new in Android. So, please help me this question.
  I have Fragment which I show to user an Email. I put the email content to a Model Object. 
  Should I put the model object to the bundle in onSaveInstanceState method or how can I persist the model object for Fragment recreate ?</p>
  
  <p>Maybe it is a simple question but please help me.</p>