{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd2e185664100e3baa23ff2ecb123e6670f3d6ff9985d12c805a3bc6a765199b2",
    "signature": "0x18f0bf0350746f222a2cf44e9779a36feb1869ee3390d2f48e6b3b4d68fb8afd05839f8dd26964e041c801b8d97b012a28b4d60ec1ee9e3243dd0aa1ab7f9aa81c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}