Как расшифровать base64?

https://www.icloud.com/activationlock/
в элементе <div id="sc917" путь к картинке закодирован в base64
Ни один декодер не берет. Белиберда.
В node.js пробовал таким способом, отдает 27 и ничего больше. в src строка с хешем.

var buf = new Buffer("src", 'base64').toString('ascii');

А вот и сам виновник.

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