{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x02e134792942713404f34d5c520edb5f40c1b2cc42471b433df5c241dec06454",
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  }
}