{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xde00bfbef9a16b4a77e24e13259b4ea9b0cb500816db9f23de909a3468c9c02f",
    "signature": "0xb4793015d2236d6bf94d59002427a4142d81de90ddecaa8987b00e0e69e4363854e8a2ec2187ba2388c40960c3cb8e5e263c06e5c2babd9a031206cda18ca9841c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}