{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x4d9939fd22e4f8dffe24180c2bc03c0e9094cf57bc92122b662372825e06f86f",
    "signature": "0x2e138d16452c2c1b5a23bb6cad8a935506bcc5f07665b3b1453e5c21f8aa91cd1825ca5d9c6f9aef96af5582209b1c4c5cecd33ad01d00b56be078d17c1ce2b51c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}