{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd4c1ff0163d7d8bbe2fa1a4f4bb77b0b4feeab1784bd8e5637fd16d873a81a34",
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}