{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xad4cc30ba9f0c0d7676112843fc03ba5cdec888034d562721e2d52f1133038fa",
    "signature": "0x60da389b4cf1b49cd5f419e5f97afe7bbdf0a6b21ecf6ba0a8c3cc6d443b9b3515606ddeb8106f40c9e7ce99b8f4aa1cc4e381f2cf39144bbac443593968506b1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}