{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7ca80b319c170f857dbbc9639cb0d5b6370ae85ceb74c21101ae1425d7afb266",
    "signature": "0x922818b2d842bd927a39c163a6aefb53e62d2c7e72a2905ba7fcd57a7540fd3a3437c12737cf6dcc171717a568e5cbd1aa6515cdfdb7b165551f7f051cd6e2ae1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}