{
  "http": {
    "headers": {
      "Server-Timing": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTTP/Reference/Headers/Server-Timing",
          "spec_url": "https://w3c.github.io/server-timing/#the-server-timing-header-field",
          "tags": [
            "web-features:server-timing"
          ],
          "support": {
            "chrome": {
              "version_added": "65"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "61"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "trailer": {
          "__compat": {
            "description": "`Server-Timing` as HTTP trailer",
            "spec_url": "https://w3c.github.io/server-timing/#the-server-timing-header-field",
            "tags": [
              "web-features:server-timing"
            ],
            "support": {
              "chrome": {
                "version_added": false,
                "impl_url": "https://crbug.com/40811358"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "71",
                "notes": "Only the `Server-Timing` header is a recognized trailer, and it is only exposed to DevTools in the network Timing tab ([bug 1403051](https://bugzil.la/1403051)). Developers cannot access trailers via the Fetch API or XHR."
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}