{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xefd758384ac75d2cb6f654070cd395dd653c4ffd86cb4a200277380f05b27722",
    "signature": "0xf00bc910fe90b58f320b5a480ce490763e3ec36c5ef99a14a964a39eaac041cb111099c6d8d928881448da8c45ff2df12fdddac3823f12a3b37a7b44d978f4d01c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}