{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2f4f812297b0da3a443de4f1ec4711b5efcc00edc2607a78129cc61453fa721a",
    "signature": "0xbdaa4acaeeba3da6aa341ddb028e701b4c57eaa1f70225acc63a4aa329ea03bf05f89d0a8d97a17c49c109e223daf814b42789c4622c418eaea2bb339f1dc8ac1c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}