{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "1972733550",
    "entityType": "Notification",
    "nonce": "0xb3de49dab60d910363bf58702157b4add17c9062f22e50f6c1100deec8a9b517",
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    "signer": "0x8084784301D98FA037D3a6f9903F624E0F300e4b",
    "userId": "383936299"
  }
}