{
  "manageEntity": {
    "action": "View",
    "entityId": "620307004",
    "entityType": "Notification",
    "nonce": "0xa3cdeb8ab7c4110a185699d3211838a0097a05db05e07f1a36c4dedf98e28043",
    "signature": "0x9c4f489f3af14f7f25a1bd529fa7a56e3e0429d017d7c56737f7037a04bacaf647047cc77d9fe4e395ffcba1eb6e8d00a5564b92c4c3072fabcabcf1870ef2c21b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}