{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xae2063f56e6880c2779baa628f99cfc05c41d91f3915113b87ada776e1160424",
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}