{
  "manageEntity": {
    "action": "View",
    "entityId": "421",
    "entityType": "Notification",
    "nonce": "0x6ce9c34c0f9da3f796bb7e9e07ebdde4d2f4a4e8fe18e97b9cd43163ac779fb2",
    "signature": "0xdf933e0f56cedde519d5de720c4eb9811ebceb408bafbda082b8c623f9b470da2b2613492f194d25000d8522da8f9f3adbbf1ecf75f40200ed0f426b91964f741b",
    "signer": "0x36E2F0a66390C33b33d0Eb2b947Bd525c17b76Ee",
    "userId": "421"
  }
}