{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2e27bf8f2c5e55bd9bf163b135113503922bed71026b1231387450a6cea7bb07",
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    "signer": "0x7F0a55b3F89565bCCaD245f04DD78264D33C1aB0",
    "userId": "615453040"
  }
}