{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa72d49410cea73183203855be8ab6358c45f44c8ab1a76dca6ef76680c3db1cf",
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}