Electron.NET/src/ElectronNET.Samples.BlazorSignalR/appsettings.Development.json

{
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft.AspNetCore": "Warning",
      "Microsoft.AspNetCore.SignalR": "Warning",
      "Microsoft.AspNetCore.Http.Connections": "Warning"
    }
  }
}