{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x884e99a4bccefca0b6a43ad3d44c904c95a6f12dbef24f8f213ce2e7f205cd79",
    "signature": "0x103b4df9e37a79a0333aba6f4231d16a8308d7a0f153fa215a080e383467bbee7ca60f62c27a7dba6a89b6e9938674755169e52cfd8972d440379123cedd455d1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}