{
  "api": {
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      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/StylePropertyMap",
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          },
          "chrome_android": {
            "version_added": "66"
          },
          "edge": {
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          },
          "firefox": {
            "version_added": false
          },
          "firefox_android": {
            "version_added": false
          },
          "ie": {
            "version_added": false
          },
          "opera": {
            "version_added": "53"
          },
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            "version_added": "47"
          },
          "safari": {
            "version_added": false
          },
          "safari_ios": {
            "version_added": false
          },
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          },
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          }
        },
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          "standard_track": true,
          "deprecated": false
        }
      },
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        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/StylePropertyMap/append",
          "support": {
            "chrome": {
              "version_added": "66"
            },
            "chrome_android": {
              "version_added": "66"
            },
            "edge": {
              "version_added": "79"
            },
            "firefox": {
              "version_added": false
            },
            "firefox_android": {
              "version_added": false
            },
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              "version_added": false
            },
            "opera": {
              "version_added": "53"
            },
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              "version_added": "47"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
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              "version_added": "9.0"
            },
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            }
          },
          "status": {
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            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "clear": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/StylePropertyMap/clear",
          "support": {
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              "version_added": "66"
            },
            "chrome_android": {
              "version_added": "66"
            },
            "edge": {
              "version_added": "79"
            },
            "firefox": {
              "version_added": false
            },
            "firefox_android": {
              "version_added": false
            },
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              "version_added": false
            },
            "opera": {
              "version_added": "53"
            },
            "opera_android": {
              "version_added": "47"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
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            },
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            }
          },
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            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "delete": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/StylePropertyMap/delete",
          "support": {
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              "version_added": "66"
            },
            "chrome_android": {
              "version_added": "66"
            },
            "edge": {
              "version_added": "79"
            },
            "firefox": {
              "version_added": false
            },
            "firefox_android": {
              "version_added": false
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "53"
            },
            "opera_android": {
              "version_added": "47"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
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            },
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            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "set": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/StylePropertyMap/set",
          "support": {
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            },
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            },
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              "version_added": false
            },
            "firefox_android": {
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            },
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              "version_added": false
            },
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              "version_added": "53"
            },
            "opera_android": {
              "version_added": "47"
            },
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              "version_added": false
            },
            "safari_ios": {
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            },
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            },
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            }
          },
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            "standard_track": true,
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          }
        }
      }
    }
  }
}