{
  "manageEntity": {
    "action": "View",
    "entityId": "421",
    "entityType": "Notification",
    "nonce": "0x515e136d371531fab979c43f1fcb3d588b5a8324ffb9c2d560afdedf68e8cc7f",
    "signature": "0x1361c15bf808977a8d8e6cec73499d0ff9f02e8db7b906c9fb4260f2ac52ef0c27ca46e9eb7b2e06966cbc44ddbe98d5043fadcc70d46a4bb1868ec9a76552601b",
    "signer": "0x36E2F0a66390C33b33d0Eb2b947Bd525c17b76Ee",
    "userId": "421"
  }
}