{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x15bd7042a00f7dc0c1392d64608316e711bebd997121239af9a0cfe84f620249",
    "signature": "0xb76c51c3cbdaa68aea247626be837c06aff46b5793cb51fc3f8c5307620821444b61f216ba0db9b7dc8d1c1774a8b3f3e10ab53b389c2df10046e4ebe81b93571b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}