{
  "api": {
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        "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent",
        "support": {
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          },
          "chrome_android": {
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          },
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          },
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            "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
          },
          "firefox_android": {
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          },
          "ie": {
            "version_added": false
          },
          "opera": {
            "version_added": null
          },
          "opera_android": {
            "version_added": null
          },
          "safari": {
            "version_added": false
          },
          "safari_ios": {
            "version_added": false
          },
          "samsunginternet_android": {
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          "webview_android": {
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          }
        },
        "status": {
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          "standard_track": true,
          "deprecated": false
        }
      },
      "ExtendableMessageEvent": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/ExtendableMessageEvent",
          "description": "<code>ExtendableMessageEvent()</code> constructor",
          "support": {
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              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "firefox": {
              "version_added": "45",
              "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
            },
            "firefox_android": {
              "version_added": "45"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "data": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/data",
          "support": {
            "chrome": {
              "version_added": "51"
            },
            "chrome_android": {
              "version_added": "51"
            },
            "edge": {
              "version_added": "≤79"
            },
            "firefox": {
              "version_added": "45",
              "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
            },
            "firefox_android": {
              "version_added": "45"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "5.0"
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "lastEventId": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/lastEventId",
          "support": {
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "45",
              "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
            },
            "firefox_android": {
              "version_added": "45"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "origin": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/origin",
          "support": {
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "firefox": {
              "version_added": false
            },
            "firefox_android": {
              "version_added": false
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ports": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/ports",
          "support": {
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "firefox": {
              "version_added": "45",
              "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
            },
            "firefox_android": {
              "version_added": "45"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "source": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableMessageEvent/source",
          "support": {
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "firefox": {
              "version_added": "45",
              "notes": "<a href='https://www.mozilla.org/en-US/firefox/organizations/'>Extended Support Releases (ESR)</a> before Firefox 78 ESR do not support service workers and the Push API."
            },
            "firefox_android": {
              "version_added": "45"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}