{
  "manageEntity": {
    "action": "View",
    "entityId": "550101899",
    "entityType": "Notification",
    "nonce": "0x55913d4ac685fb790f5accf7997d00137ed9cfe8a15a90bba74f99b82dd836e4",
    "signature": "0x750a369991321768f908255d4b0b9911a143e2ea0eb8de5e47fea19c2e9ba0c82194bf59abc4667f71cd3b6b17489ce1ccaf23792c92daa0c5c27b862b6f99c91b",
    "signer": "0x334b140fE9d685A0b45ADF4b1666b979432E75c7",
    "userId": "550101899"
  }
}