{
  "manageEntity": {
    "action": "View",
    "entityId": "620307004",
    "entityType": "Notification",
    "nonce": "0x57369b5127d2743e9643b355c0a3d4c5e2928db5305881872c858b4ba25c9bc3",
    "signature": "0x9a5653bb63e1446a8845d6e2ba5f2c55eb280394d539a5a0a08cb1d100e37a995e3c946d13baba2f56526afb6fd252a5442895157f31149ded742a04a54faa731b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}