{
  "id": 12401,
  "title": "Is the public leadboard judged by random sampling of test data?",
  "url": "/competitions/avazu-ctr-prediction/discussion/12401",
  "author_name": "",
  "post_date": "2015-02-04T02:42:17.313000",
  "votes": 0,
  "comment_count": 0,
  "views": 492,
  "content": "<p>Or just pick up two hours data?</p>\n<p>If the second strategy is used, then public leadboard maybe be very different from final results.</p>",
  "messages": [
    {
      "id": 63539,
      "postDate": "2015-02-04T02:42:17.313Z",
      "content": "<p>Or just pick up two hours data?</p>\n<p>If the second strategy is used, then public leadboard maybe be very different from final results.</p>"
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "63539": ""
  }
}