{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xababc28a36103085124d25c08eaa894630ce432c9c5c2ac1b656d10814c12418",
    "signature": "0x28003a7be86c2562f5d7a64997168889d59ad9ef088f3f9a93d992206b47144849cfc19a149d3df91249779839521436b5ba8e6458da7d01728d6f62a54d84af1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}