{
  "manageEntity": {
    "action": "View",
    "entityId": "1721",
    "entityType": "Notification",
    "nonce": "0x1314eb9708f4c6d252f20619b9325c43b306a8e3928ee700c859e54ed1176b3a",
    "signature": "0x3d57003befe448fb83d7aba87b28024d7f125ff6dc7ba6f4611dcccc10b8307d07259c3c06c6f1fdc77260f0530fbb84d2f995470a85aca116a03e006af6b83d1c",
    "signer": "0xf40D844F18ceEb158472fa074B5706946f2bb643",
    "userId": "1721"
  }
}