{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xee4bf028bc1cdb6412a43427e5f67806a8f2cba463cec8f9ff3cf1c000d006cc",
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  }
}