{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc00577eeceea4ab2011eec811ea3951af67b7f65b1f64e2d2126cf56349a5105",
    "signature": "0x096c64c0cb03dc52fb55b82af117c74f809528ebda563aa24cadcbc23d34f25515c535c8bded3147978c01d8062c602f7373ef2feb6a3dba5ee52cc9b378ac7b1c",
    "signer": "0xca40401031B9fe99988edB730b1F786B9A74bbe0",
    "userId": "102936647"
  }
}