{
  "http": {
    "headers": {
      "SourceMap": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTTP/Headers/SourceMap",
          "support": {
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              {
                "prefix": "X-",
                "version_added": true
              },
              {
                "version_added": true
              }
            ],
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": [
              {
                "prefix": "X-",
                "version_added": "27"
              },
              {
                "version_added": "55"
              }
            ],
            "firefox_android": [
              {
                "prefix": "X-",
                "version_added": "27"
              },
              {
                "version_added": "55"
              }
            ],
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": [
              {
                "prefix": "X-",
                "version_added": true
              },
              {
                "version_added": true
              }
            ],
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      }
    }
  }
}