{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4bee7e9a4c4bb3a9a18b6451e2515eb925beaf32339abc6257f9f3ed6686f2be",
    "signature": "0x5883a10ce72cc4b7d5b5d9aefa1f4e67dadf93c206c8143f0e9bd225ac36040a1fc868b542d10d418f982b436b7bd18b52f9baa3f750e85c76cf4faaa571e9e41c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}