{
  "manageEntity": {
    "action": "View",
    "entityId": "667809204",
    "entityType": "Notification",
    "nonce": "0x748fa5d699de1498619fa8684d743c0ce8e9bed521556b8b23c62fa56a7a59f4",
    "signature": "0x789b75cfeef7e1308556e73bccbac590f86c71f79f3364b1cd8471863f2c774c4dd216513e6cae73b67eb0354910abbbb997feddb17a47078c6f5952e4c3c84c1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}