{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x37e111e1968635490c024d6208b688aca34d462054044e1c16c35c6f0625ca27",
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}