{
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    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3a90793a8fcd9851577d9ca1a6a417ad92a41cf14c660ad438ce09c9b6f555a2",
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    "signer": "0xDd9810f0cAd8324C6052161344AB97927c5E211e",
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}