{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8acbb7e2b9438e1ee47349830ae6e3070abaa0d052a3d70aeb91e808cd8e661d",
    "signature": "0x90a11cbd372a7345fe39f8db5ae5963c5fed3ac6a6ac7cf62fba1a276bbec25230ec80a69c54efc1dfe2da11cb23e5cf1a5b9a3dc22a8cd274223c14fa3ed13d1c",
    "signer": "0x2f005bdDdB40cF77316732c99DFf9621b7B801e3",
    "userId": "357950881"
  }
}