)]}'
{
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  "tree": "43cc010d920238741914700b5a4083dbbbf5ad95",
  "parents": [
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  ],
  "author": {
    "name": "Hao Zhu",
    "email": "haozhu233@gmail.com",
    "time": "Wed Jan 10 18:01:41 2018 -0500"
  },
  "committer": {
    "name": "Hao Zhu",
    "email": "haozhu233@gmail.com",
    "time": "Wed Jan 10 18:01:41 2018 -0500"
  },
  "message": "add js to enable popover and hover message\n",
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