{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x6ee65ea15e43a6bd367d37741be095080ed52f51c9ca9624550df37d121f272a",
    "signature": "0x8aca3d59308380fc95c69a09f4b70e353c3c7164cd793373ec3df5ae1dde025f1c66b4e0b9774b08e9b28e8882be5515cfd23e06ba5cccca5d083e0b0b59203e1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}