{
  "manageEntity": {
    "action": "View",
    "entityId": "668",
    "entityType": "Notification",
    "nonce": "0x43fdfc2f42f31bd24291d6f47113f892c1afd37f3178435f07fad8f1d59664b7",
    "signature": "0xac53de4e5b418d5e84ed909ffd7b18d5305fc2b4e9a24c2b1e57ac147b8fe8a153a0589321de99b933a6293aa3030eb2669fcef3b156df7fb7e7920a6dee305e1b",
    "signer": "0x5620556DFb7b7987A21b1CF894ed8DC8B990c42D",
    "userId": "668"
  }
}