{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcd4971bea59b8e2092cf56706c396ab1db46ed865840dbe4709faf7bf082dad3",
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}