{
  "manageEntity": {
    "action": "View",
    "entityId": "421",
    "entityType": "Notification",
    "nonce": "0xb77aebf876a82fd07ba6327707f9a4ddb3d3773297a02ac97eaa91a77ac5adfe",
    "signature": "0x3bdff22335d3757af6d4d6f9ba841ea767b1ffc218670bbf1da41f900ead619162d543f73046784a95a6e4c2f4880c68cd0182deab2f94347a52ece8e7d18ffb1b",
    "signer": "0x36E2F0a66390C33b33d0Eb2b947Bd525c17b76Ee",
    "userId": "421"
  }
}