json_schema: {
      "title": "JSON schema for Web Application manifest files (schema extensions)",
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "object",
      "properties": {
          "mjs_access_whitelist": {
              "description": "The mjs_access_whitelist member is an array of rules that indicates the type of access the URLs matching the rule should have.",
              "type": "array",
              "items": {
                  "$ref": "#/definitions/mjs_access_whitelist_rule"
              }
          }
      },
      "definitions": {
          "mjs_access_whitelist_rule": {
              "type": "object",
              "properties": {
                  "url": {
                      "description": "A string that represents the URL pattern for which the rule should be applied to.",
                      "type": "string",
                      "format": "uri"
                  },
                  "apiAccess": {
                      "description": "A string that defines the type of access to the runtime API where the application is running.",
                      "enum": [
                          "none",
                          "all",
                          "AllowForWebOnly"
                      ]
                  }
              }
          }
      }
  }