{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x99c9aac5be47558b39f053ae1bafc86f356c57c5368bce15948ed0db0e0f99f1",
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    "signer": "0x6f8BC7aa66bE0e5B33989DA9327BD1067F2A49Ff",
    "userId": "709098028"
  }
}