{
  "manageEntity": {
    "action": "View",
    "entityId": "521443517",
    "entityType": "Notification",
    "nonce": "0x5c0ff8034a2222c586b913465887e747955cc229b4d50390f9b25f0cf3ef4eec",
    "signature": "0x139edef35c52b5864e97b603810e636ed633d78d5a2994bb4a76bd922ca9cfff5ed200bca74d78b2365aaec93a24f54f8a8f40f914290a4402095ea2c02ed7471c",
    "signer": "0xa57b4357994d735DB3Db20349Ac21e880472e94D",
    "userId": "521443517"
  }
}