{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x0c3db9a417b822e99185bcb4fa9a7f422e1a3d8cef0f2561faaf33fdac7c791d",
    "signature": "0x01add85fdd2bfd7b23c329c88e2dcea929ce4f2c2f2e016409dbc7eee8bacbcc18edbbdb3a35c701fd5a3c8ed061fe22e513bb4d5dc6e6eb5b977226c152cb451b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}