{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x95914ecaecd929c7f46e0e9f8df9903d59a71e5b8ca35468f08b429264bc9c8d",
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    "signer": "0x5e59817B39161EC7259E1d3F3556E838e9d9D23B",
    "userId": "587014443"
  }
}