{
  "api": {
    "PaymentMethodChangeEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/PaymentMethodChangeEvent",
        "spec_url": "https://w3c.github.io/payment-request/#paymentmethodchangeevent-interface",
        "tags": [
          "web-features:payment-request"
        ],
        "support": {
          "chrome": {
            "version_added": "76"
          },
          "chrome_android": "mirror",
          "edge": "mirror",
          "firefox": {
            "version_added": "55",
            "flags": [
              {
                "type": "preference",
                "name": "dom.payments.request.enabled",
                "value_to_set": "true"
              },
              {
                "name": "dom.payments.request.supportedRegions",
                "type": "preference",
                "value_to_set": "A comma-delimited list of one or more 2-character ISO country codes indicating the countries in which to support payments (for example, <code>US,CA</code>)."
              }
            ]
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": false
          },
          "oculus": "mirror",
          "opera": "mirror",
          "opera_android": "mirror",
          "safari": {
            "version_added": "12.1"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": {
            "version_added": false
          },
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "PaymentMethodChangeEvent": {
        "__compat": {
          "description": "`PaymentMethodChangeEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PaymentMethodChangeEvent/PaymentMethodChangeEvent",
          "spec_url": "https://w3c.github.io/payment-request/#dom-paymentmethodchangeevent-constructor",
          "tags": [
            "web-features:payment-request"
          ],
          "support": {
            "chrome": {
              "version_added": "76"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "55",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.payments.request.enabled",
                  "value_to_set": "true"
                },
                {
                  "name": "dom.payments.request.supportedRegions",
                  "type": "preference",
                  "value_to_set": "A comma-delimited list of one or more 2-character ISO country codes indicating the countries in which to support payments (for example, <code>US,CA</code>)."
                }
              ]
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "methodDetails": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PaymentMethodChangeEvent/methodDetails",
          "spec_url": "https://w3c.github.io/payment-request/#dom-paymentmethodchangeevent-methoddetails",
          "tags": [
            "web-features:payment-request"
          ],
          "support": {
            "chrome": {
              "version_added": "76"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "55",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.payments.request.enabled",
                  "value_to_set": "true"
                },
                {
                  "name": "dom.payments.request.supportedRegions",
                  "type": "preference",
                  "value_to_set": "A comma-delimited list of one or more 2-character ISO country codes indicating the countries in which to support payments (for example, <code>US,CA</code>)."
                }
              ]
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "methodName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PaymentMethodChangeEvent/methodName",
          "spec_url": "https://w3c.github.io/payment-request/#dom-paymentmethodchangeevent-methodname",
          "tags": [
            "web-features:payment-request"
          ],
          "support": {
            "chrome": {
              "version_added": "76"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "55",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.payments.request.enabled",
                  "value_to_set": "true"
                },
                {
                  "name": "dom.payments.request.supportedRegions",
                  "type": "preference",
                  "value_to_set": "A comma-delimited list of one or more 2-character ISO country codes indicating the countries in which to support payments (for example, <code>US,CA</code>)."
                }
              ]
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}