{
    "api": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    },
    "css": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    },
    "html": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    },
    "http": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    },
    "javascript": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    },
    "webextensions": {
        "feature": {
            "__compat": {
                "support": {
                    "firefox": {
                        "version_added": "1"
                    }
                }
            }
        }
    }
}