{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x71adbb44361f1159b51133b7192f080ced87f565912faae8a805b49d24b53b33",
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}