)]}'
{
  "commit": "f51887dc21774d7fbd79a7eeef5534844fcba94a",
  "tree": "753b60cf71546290f621e6836d9b5d7a5aac746f",
  "parents": [
    "2b8161c7d01af273e82c4408bdad685c4483525e"
  ],
  "author": {
    "name": "Ivan Frade",
    "email": "ifrade@google.com",
    "time": "Fri May 21 15:44:00 2021 -0700"
  },
  "committer": {
    "name": "Ivan Frade",
    "email": "ifrade@google.com",
    "time": "Tue May 25 14:15:31 2021 -0700"
  },
  "message": "Count lock-failures when updating the superproject\n\nIf the repository changed while the commit is being prepared, the update\nfails with a \"lock failure\". Supermanifest doesn\u0027t retry it, so we only\nknow about it when a user reports missing submodules.\n\nAdd a metric to see how frequently this happens.\n\nChange-Id: I12caf237388e606745a530ad4ca8f7742ce4ef6a\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "84e783119a71911b04b7688250d8134e454bdca6",
      "old_mode": 33188,
      "old_path": "java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java",
      "new_id": "c876d4a7dc2470f37cfd442ee1d74a6e18363ed8",
      "new_mode": 33188,
      "new_path": "java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java"
    }
  ]
}