{
  "manageEntity": {
    "action": "View",
    "entityId": "100",
    "entityType": "Notification",
    "nonce": "0xe5b9014f36c527ed0c084c7559919fcb3caadeed61626f51b3728ad35a3d5f77",
    "signature": "0x81be1ebfcb613c855566b45bc70f185c2fb59fa64a7b2da58f84b793e32fcfab0e4590bec985d8d649030e24749183fc0640edad9a63c55a2f9206edf527db561b",
    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "100"
  }
}