title: How to get content['payload']['body']['data'] first mail by gmail api
body: <p>I'm trying to get mail body by gmail api.</p>
  
  <pre><code>message = self.service.users().messages().get(userId=user, id=i,format='full').execute()
  </code></pre>
  
  <p>When I put my last email Id. Always I can't find contents in  <code>content['payload']['body']['data']</code></p>
  
  <p>It's shows like this.</p>
  
  <pre><code>"body": {
      "size": 0
  }
  </code></pre>
  
  <p>Of course it has message body. </p>
  
  <p>I can get sumally by <code>content['snippet']</code> ,but I can't get the message body body.</p>
  
  <p>If you have any idea about this, please help me.</p>