{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x90f3fbc6c95d9f0bd5c54a8e2a07208cde64f7093f440a90ab843bc12d490653",
    "signature": "0x74eae6c649cc1ca4ccc061e93c2ec8b5bafe9e46369a7904a0a7fc6c30ede88a7c24ee7155f458bd8942f07b3f9af359ebf7353c3eaed6fb0eb4b0396c0bd62b1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}