{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x599d06916a5bfc6948e2a857ea5467a8dd11f411acc16e68dce31e9765726b3e",
    "signature": "0x9c2417e7a6c9c41fb717949b81984b8a490ad05a98b9766589556cddca09caee76b81ff5e6bed94661a6899d516827195735edacd5a1b46f576d55deda14d8601c",
    "signer": "0x6aa3E2bE2AB45Fc2Ad5686BceE8143d03636F391",
    "userId": "89723135"
  }
}