)]}'
{
  "commit": "db1a76d86623529855731ba945a964a393ce6b44",
  "tree": "34fc78b5ae6bdeb60ff25dc922a1fd40559fdd3f",
  "parents": [
    "dfb8c67524c1f5e953aaf2a3bb519143b6364c4c"
  ],
  "author": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Fri Jan 16 11:47:07 2015 -0800"
  },
  "committer": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Fri Jan 16 11:54:28 2015 -0800"
  },
  "message": "Better crash error messages.\n\nWhen a user requests an operation on a parameter block which has\nnot been added to the problem, we now display a more helpful\nerror message with more context.\n\nChange-Id: Ia7e54815111eb6375b31ed0d1cddca5917138ae1\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "ee1e32e22b97c2d5a0e2716fe408b664f48a63da",
      "old_mode": 33188,
      "old_path": "internal/ceres/problem_impl.cc",
      "new_id": "1c76ea691c6fac2cf7885b479450ef888952b954",
      "new_mode": 33188,
      "new_path": "internal/ceres/problem_impl.cc"
    }
  ]
}