{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x8504e03ad38493aa5af0fa8c37749a8b4e183a3db935912f3763e9b14d54db34",
    "signature": "0x3c236f451b277d29c131a24bf15545e567916873c1a07e1edcae775957a5b08040efbf966b31728b1e4ce12afb5db67ee978886c13426e6766f0cd4615b29d161b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}