{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x414a8d2a9c0bc450acab1aa2f92b9d34ddb0ed0cb2fa79405e29ed4dca3b3b42",
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    "signer": "0x57227342183E9C5360bbfb9C78d69434AF268B7a",
    "userId": "814449906"
  }
}