{
    "title": "pet the cat",
    "authors": [
        "David J. Malan"
    ],
    "sources": [
        {
            "source": [
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-240p.mp4",
                    "type": "video\/mp4",
                    "bitrate": 179016,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                },
                {
                    "src": "rtmp:\/\/stream.cs50.net\/cfx\/st\/mp4:2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-240p.mp4",
                    "type": "video\/mp4"
                },
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-240p.webm",
                    "type": "video\/webm",
                    "bitrate": 183453,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                }
            ],
            "label": "240p",
            "height": 240,
            "width": 426
        },
        {
            "source": [
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-360p.mp4",
                    "type": "video\/mp4",
                    "bitrate": 1123160,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                },
                {
                    "src": "rtmp:\/\/stream.cs50.net\/cfx\/st\/mp4:2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-360p.mp4",
                    "type": "video\/mp4"
                },
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-360p.webm",
                    "type": "video\/webm",
                    "bitrate": 1029111,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                }
            ],
            "label": "360p",
            "height": 360,
            "width": 640
        },
        {
            "source": [
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-720p.mp4",
                    "type": "video\/mp4",
                    "bitrate": 1613153,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                },
                {
                    "src": "rtmp:\/\/stream.cs50.net\/cfx\/st\/mp4:2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-720p.mp4",
                    "type": "video\/mp4"
                },
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-720p.webm",
                    "type": "video\/webm",
                    "bitrate": 1608559,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                }
            ],
            "label": "720p",
            "height": 720,
            "width": 1280
        },
        {
            "source": [
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-1080p.mp4",
                    "type": "video\/mp4",
                    "bitrate": 2602248,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                },
                {
                    "src": "rtmp:\/\/stream.cs50.net\/cfx\/st\/mp4:2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-1080p.mp4",
                    "type": "video\/mp4"
                },
                {
                    "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-1080p.webm",
                    "type": "video\/webm",
                    "bitrate": 2616497,
                    "framerate": 29.97,
                    "duration": 64,
                    "size": 13043822
                }
            ],
            "label": "1080p",
            "height": 1080,
            "width": 1920
        }
    ],
    "downloads": [
        {
            "label": "MP4 (240p)",
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-240p.mp4?download"
        },
        {
            "label": "MP4 (360p)",
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-360p.mp4?download"
        },
        {
            "label": "MP4 (720p)",
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-720p.mp4?download"
        },
        {
            "label": "MP4 (1080p)",
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-1080p.mp4?download"
        }
    ],
    "captions": [
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/af\/petthecat.srt",
            "srclang": "af"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ar\/petthecat.srt",
            "srclang": "ar"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/az\/petthecat.srt",
            "srclang": "az"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/be\/petthecat.srt",
            "srclang": "be"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/bg\/petthecat.srt",
            "srclang": "bg"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/bn\/petthecat.srt",
            "srclang": "bn"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ca\/petthecat.srt",
            "srclang": "ca"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/cs\/petthecat.srt",
            "srclang": "cs"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/cy\/petthecat.srt",
            "srclang": "cy"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/da\/petthecat.srt",
            "srclang": "da"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/de\/petthecat.srt",
            "srclang": "de"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/el\/petthecat.srt",
            "srclang": "el"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/en\/petthecat.srt",
            "srclang": "en"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/eo\/petthecat.srt",
            "srclang": "eo"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/es\/petthecat.srt",
            "srclang": "es"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/et\/petthecat.srt",
            "srclang": "et"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/eu\/petthecat.srt",
            "srclang": "eu"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/fa\/petthecat.srt",
            "srclang": "fa"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/fi\/petthecat.srt",
            "srclang": "fi"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/fr\/petthecat.srt",
            "srclang": "fr"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ga\/petthecat.srt",
            "srclang": "ga"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/gl\/petthecat.srt",
            "srclang": "gl"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/gu\/petthecat.srt",
            "srclang": "gu"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/hi\/petthecat.srt",
            "srclang": "hi"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/hr\/petthecat.srt",
            "srclang": "hr"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ht\/petthecat.srt",
            "srclang": "ht"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/hu\/petthecat.srt",
            "srclang": "hu"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/id\/petthecat.srt",
            "srclang": "id"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/is\/petthecat.srt",
            "srclang": "is"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/it\/petthecat.srt",
            "srclang": "it"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/iw\/petthecat.srt",
            "srclang": "iw"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ja\/petthecat.srt",
            "srclang": "ja"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ka\/petthecat.srt",
            "srclang": "ka"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/kn\/petthecat.srt",
            "srclang": "kn"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ko\/petthecat.srt",
            "srclang": "ko"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/la\/petthecat.srt",
            "srclang": "la"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/lt\/petthecat.srt",
            "srclang": "lt"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/lv\/petthecat.srt",
            "srclang": "lv"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/mk\/petthecat.srt",
            "srclang": "mk"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ms\/petthecat.srt",
            "srclang": "ms"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/mt\/petthecat.srt",
            "srclang": "mt"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/nl\/petthecat.srt",
            "srclang": "nl"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/no\/petthecat.srt",
            "srclang": "no"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/pl\/petthecat.srt",
            "srclang": "pl"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/pt\/petthecat.srt",
            "srclang": "pt"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ro\/petthecat.srt",
            "srclang": "ro"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ru\/petthecat.srt",
            "srclang": "ru"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sk\/petthecat.srt",
            "srclang": "sk"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sl\/petthecat.srt",
            "srclang": "sl"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sq\/petthecat.srt",
            "srclang": "sq"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sr\/petthecat.srt",
            "srclang": "sr"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sv\/petthecat.srt",
            "srclang": "sv"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/sw\/petthecat.srt",
            "srclang": "sw"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ta\/petthecat.srt",
            "srclang": "ta"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/te\/petthecat.srt",
            "srclang": "te"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/th\/petthecat.srt",
            "srclang": "th"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/tl\/petthecat.srt",
            "srclang": "tl"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/uk\/petthecat.srt",
            "srclang": "uk"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/ur\/petthecat.srt",
            "srclang": "ur"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/vi\/petthecat.srt",
            "srclang": "vi"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/yi\/petthecat.srt",
            "srclang": "yi"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/zh-CN\/petthecat.srt",
            "srclang": "zh-CN"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/lang\/zh-TW\/petthecat.srt",
            "srclang": "zh-TW"
        }
    ],
    "thumbnails": [
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-140p.png",
            "type": "text\/png",
            "height": "140",
            "width": "249"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-240p.png",
            "type": "text\/png",
            "height": "240",
            "width": "427"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-360p.png",
            "type": "text\/png",
            "height": "360",
            "width": "640"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-720p.png",
            "type": "text\/png",
            "height": "720",
            "width": "1280"
        },
        {
            "src": "http:\/\/cdn.cs50.net\/2013\/fall\/walkthroughs\/lecture\/petthecat\/petthecat-1080p.png",
            "type": "text\/png",
            "height": "1080",
            "width": "1920"
        }
    ]
}