{
  "manageEntity": {
    "action": "View",
    "entityId": "620307004",
    "entityType": "Notification",
    "nonce": "0xda19ab411a8de74c2cc02e4470958d077cdff110a7b3e4c609b7367da2d35a63",
    "signature": "0x278aee519d950f770c3a20bb0a4a9ee9aab8400ac009ff692c53391001f3c39f3f20c0a7914b3fe7eb4f3c37a95d40d909416b8db7cbc7d0417b4caa8ebfcde71b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}