{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x02419923302de26b7749fd5319eda254e8076848dffe30d604c7bf63908a679e",
    "signature": "0x9723118c373ce35b4831bbb120005d041774d3e0d3dee8b214519bf501530adc3fc7236e68212fae6068a903c27a2950f4383ef03a933c476dfed945439df8241b",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}