{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x52abb25b0ae45c41833ebe0b7101a832a4091f2621bf21a5fad33c6ef0e8b6eb",
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    "signer": "0x9a0fce0dD988cf6e406875F1Dd1cFDE377959EBA",
    "userId": "620773123"
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}