{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xadc088c9b55dbad975357dbbe02be9bfaa492529dc30017ee05758320468705d",
    "signature": "0x0417b2e094f13fce2415eb9bc7d073e3de41a91f63b345427d7fe7f937d860e50f9e67bcd8da7ea3ba4b8d498624c444c5f87883599a583cce68792a8c80938c1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}