{
  "manageEntity": {
    "action": "View",
    "entityId": "1684",
    "entityType": "Notification",
    "nonce": "0x221e68033d078246ab75206540585d81f2bb33c6691c729c342ea60b50d6fcd2",
    "signature": "0x787aa6129f41a7bbdbf987a775de6f2aa22100f05b8762c021c62cc36dd7fd0d012f5e56f15e4e4eafc0b60b026ff7cf5fe38a3c5154cb2bdf2e81b36f0915341c",
    "signer": "0xf78D89a7734CBD3647095516ae0b83547B3df544",
    "userId": "1684"
  }
}