{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2e3385dc1ff6890cc1e8919e8c4b5b0cc48a693b00fad09d45d068e9d040c32a",
    "signature": "0x8e4a526f6c0bbdd082ed06cb664ea0f7be2225c28e9df85eafbf55bcc19c93b81508cc9b0c0651746ca089e8b3f37956e32fef2f05753395deccfb2feb0cfc961c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}