{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6448cce48aeabf7638baff4bf0741eb9c3981ad4e354d45fe3f8f86d4f49795c",
    "signature": "0xc90640dcf06f1a9785c5896d1e6d681eb4c7c1fdd442affb21c7c3ab7b462080684b354d26b286100c48d656cb73a7aaff27e17e4b4a23c5b0b72f64972f4c2a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}