{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x10ebe959c183127a71157964288d16a0d834fcfa89e316380c229efdeeaefdb1",
    "signature": "0x573489e73e77863c53331c7c9867248f7b524726b0220ee29e6b4aabbbb446be2065278c321e171237dcf715096ef633b136ad0b6d032f61f923965fd76376ea1c",
    "signer": "0x4A5A63c11Be31C44BA4CDeE2481610cA9A9453E3",
    "userId": "160673811"
  }
}