{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xcf8051946d00ad2c28c3f12cc76a8f9a0ed3500e4f79e5659d06b6a4da99d794",
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    "signer": "0x0c04b3299da48663fFDe73ffa9E3e33c33E6E3e6",
    "userId": "321367530"
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}