[{"data":1,"prerenderedAt":12},["Reactive",2],{"content-documentary-71":3},{"fetchId":4,"id":5,"title":6,"description":7,"duration":8,"thumbnail":9,"type":10,"mediaSrc":11},"71","jHOFNsYJvaeT0mg","Attenborough And The Giant Sea Monster: The Tyrannosaurus Rex Of The Seas (UK)","Sir David Attenborough investigates the discovery of a lifetime: the giant skull of a prehistoric sea monster, known as a pliosaur - the Tyrannosaurus rex of the seas.","0:03:05","https://content.bt.co/channels/documentary/332055.jpg","documentary","https://content.bt.co/channels/documentary/332055.mp4",1793261965711]