{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xdd3ccc98d500331b319302db21bd7d0518f5895d023feea7c9cc0f6fcffe402c",
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    "signer": "0xBB09642830EfAF0bC97708D705A85C90241198A9",
    "userId": "757246211"
  }
}