{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9f2e760f2c2851888b2f62bc7a3ee3c5c49c8f0f1542acf4fd58f5b4610d6d16",
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    "signer": "0x3D404150df166aF4b6f7F3707820C34799C06190",
    "userId": "794658727"
  }
}