{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2f2e3cc654e33bd3f98432d84e14714c9c195ee757cb0a26a1d16d75e907e4db",
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    "signer": "0x6f2E856bAE9D99f862016d2a2A444B395a759F47",
    "userId": "206867145"
  }
}