{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2684492d7e94a5a40134d2d14ae150df8ced3284f2b7f7020b323339de56131e",
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    "signer": "0x9EAC8FeA66F5a3560BE6a62AE736E54E8dc9A681",
    "userId": "769340187"
  }
}