access_token: created via OAuth 2 standard
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default_recs: From IRIS.TV API Response that notifies if recommendations are not based on the current asset. Only appears if set to “true.” Occurs when asset passed through in the Watch Call is unknown
experience: A continuous unique ID for the continuous and personalized video playback session initiated on 'click to play' or autoplay, continuing until the user either exits the player, or clicks on a non-recommended video.
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user_id: ID associated to the individual user
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