{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0041a35567b456f39ba1469fc6a6772c575050400f147f2f09f8f69eee47d5f7",
    "signature": "0xb3c53cac540ce229c62439fe97cf0eff01201f7726823f8cd8a69eab28a8d65b415af3f7c400cd23e3c0a7dbef0eca679bd33d00ccb99e69d7c5b2bbc10cb1221c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}