{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0ceacb4f148097844e46db0b0528be935f0c31ecc191d8810352a8bb76884a36",
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  }
}