{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x054bf80553cd0ddb9977bb7fde289f1ddb9f285e7bb62bc9bc8c120f49ed09a4",
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  }
}