{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9cf22c4e37cb223b39780a98ad05ffb03d7c8ac111a91a19a99453c606de26a7",
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    "signer": "0xa0557d537EEF451409B3dE73e43B7f280bF2ED0B",
    "userId": "679515595"
  }
}