)]}'
{
  "id": "f32941b1a8e7a0d9214daa23fe6e9fb3f5ab7d3d",
  "repo": "third_party/libcxx",
  "revision": "ec0df99de480bb6cf4d3bc9872126a365346e0d7",
  "path": "include/experimental/optional"
}