{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x92e2c32e0fca56f0019f1c5de0cc2ec552b8785d0fd4963b2588919837b65487",
    "signature": "0x305efb80214bc2ae61663ea69abdb46b221ba8c1426d0ce4b06c989515ea2a7510dae4df516e04763c0d8a18f38d8f5ce0b48652f26bd42a9b6b54dd3002c2d81c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}