{
  "manageEntity": {
    "action": "View",
    "entityId": "100",
    "entityType": "Notification",
    "nonce": "0x1aaf4bc8d7af74fab8ac3764c5bd6009346328fcacabf99f1710e061d3bc3324",
    "signature": "0x1993f68e343f1f01cd2629cc6ad758ce8c5e3e63e4a642e5c6d35c0977b2845915c8210ab842dd70336c3ea68dade1101fc723b5a4ac5b9837f0016759a002201c",
    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "100"
  }
}