{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbba95039829b783e53df6c480d1da9e17efce6ce1c78ccacf69c3d2f0391364e",
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}