❔ serilog mongodb not logging extra properties

Log.Logger = new LoggerConfiguration()
  .WriteTo.MongoDB(
    database: myDatabase,
    restrictedToMinimumLevel: Serilog.Events.LogEventLevel.Error,
    collectionName: "error_logs",
    period: TimeSpan.FromSeconds(30))
      .CreateLogger();

builder.Host.UseSerilog();

var app = builder.Build();

app.UseSerilogRequestLogging(x =>
{
  x.IncludeQueryInRequestPath = true;
  x.GetLevel = (httpContext, elapsed, ex) => LogEventLevel.Error;
  x.Logger = Log.Logger;
  x.EnrichDiagnosticContext = (diagnosticContext, httpContext) =>
  {
    diagnosticContext.Set("RequestHost", httpContext.Request.Host.Value);
    diagnosticContext.Set("RequestForm", httpContext.Request.Form);
    diagnosticContext.Set("RequestScheme", httpContext.Request.Scheme);
  };
});