old_contents: module.exports = [
        {
          "direct": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/moz.final.3.emailpartner_1",
          "social": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/moz.final.2.social_3",
          "title": "Privacy Lets You Be You",
          "description": "Privacy depends on encryption. Learn more about how it works, why it's essential, and why it's worth protecting.",
          "date": "February 08, 2016",
          "duration": "0:58",
          "poster": "/assets/encrypt-poster-dark-1920x1080.jpg",
          "thumbnail": "/assets/thumbnail-beat1.jpg"
        },{
          "direct": "http://grochtdreis.de/fuer-jsfiddle/video/sintel_trailer-480",
          "social": "http://grochtdreis.de/fuer-jsfiddle/video/sintel_trailer-480",
          "title": "Meet Encryption",
          "description": "Description of the second video",
          "date": "February 24, 2016",
          "duration": "0:58",
          "poster": "/assets/video2poster.jpg",
          "thumbnail": "/assets/thumbnail-beat2.jpg"
        }
       ]
new_contents: module.exports = [
        {
          "direct": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/moz.final.3.emailpartner_1",
          "social": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/moz.final.2.social_3",
          "title": "Privacy Lets You Be You",
          "description": "Privacy depends on encryption. Learn more about how it works, why it's essential, and why it's worth protecting.",
          "date": "February 08, 2016",
          "duration": "0:58",
          "poster": "/assets/encrypt-poster-dark-1920x1080.jpg",
          "thumbnail": "/assets/thumbnail-beat1.jpg"
        },{
          "direct": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/Mozilla_Encrypt_Beat2_landingpage",
          "social": "https://d24kjznqej0s8a.cloudfront.net/2016/encryption_campaign/Mozilla_Encrypt_Beat2_landingpage",
          "title": "Meet Encryption",
          "description": "Meet Encryption, and learn how she's hard at work to keep you safe online.",
          "date": "February 24, 2016",
          "duration": "1:16",
          "poster": "/assets/video2poster.jpg",
          "thumbnail": "/assets/thumbnail-beat2.jpg"
        }
       ]
subject: Add beat 2 video and description