{
  "manageEntity": {
    "action": "View",
    "entityId": "645669464",
    "entityType": "Notification",
    "nonce": "0xefc7cc0f815ba3beacb0a780941eb65be82b448ca1db947aa605a7c15c7229b5",
    "signature": "0xb257d8536817d1f8ea9dbb8602d566f5790ec9af61c8c98de6ca55ab23b7b6374c3605c9886478b8a3f7bdcc5d6bfb6bcc614b7a900c3ff36a2878c7b7be1bb81c",
    "signer": "0x43cafB46731480BB79d74a1EF6cb74EAF0A51850",
    "userId": "645669464"
  }
}