{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3d62b7bf97159827a916fbc8e8c749057358c9a027abe21d40d3bb5e1f7d4a07",
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    "signer": "0x67fE87B4c81d43F3d1298607E78da6707D4c7663",
    "userId": "723451237"
  }
}