json_schema: {
      "additionalProperties": false,
      "description": "Context Schema for a video player event",
      "properties": {
          "autoPictureInPicture": {
              "description": "A boolean value that is true if the video should enter or leave picture-in-picture mode automatically when changing tab and/or application",
              "type": [
                  "boolean",
                  "null"
              ]
          },
          "disablePictureInPicture": {
              "description": "The disablePictureInPicture property will hint the user agent to not suggest the picture-in-picture to users or to request it automatically",
              "type": [
                  "boolean",
                  "null"
              ]
          },
          "poster": {
              "description": "'poster' HTML attribute, which specifies an image to show while no video data is available",
              "maxLength": 65535,
              "type": [
                  "string",
                  "null"
              ]
          },
          "videoHeight": {
              "description": "A value indicating the intrinsic height of the resource in CSS pixels, or 0 if no media is available yet",
              "maximum": 65535,
              "minimum": 0,
              "type": "integer"
          },
          "videoWidth": {
              "description": "A value indicating the intrinsic width of the resource in CSS pixels, or 0 if no media is available yet",
              "maximum": 65535,
              "minimum": 0,
              "type": "integer"
          }
      },
      "required": [
          "videoHeight",
          "videoWidth"
      ],
      "self": {
          "format": "jsonschema",
          "name": "video_element",
          "vendor": "org.whatwg",
          "version": "1-0-0"
      },
      "type": "object"
  }