{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x203c3a09fdcea87d93b349d825aa0073d85e81bcae552db814479be3d59e16bb",
    "signature": "0xd63af9082f84e81242b8742107e08c9e4f042178fdcb6ea227ab8002bc72d8c3243b6500e2be7d5a8ac79875c7fc8714f36b72b4ef0ced48897b618a4fc3e5001b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}