<PackageReference Include="System.ServiceModel.Primitives" Version="8.1.1" />
System.ServiceModel.TimeSpanHelper
namespace System.
ServiceModel
{
public static class TimeSpanHelper
{
public static TimeSpan FromMinutes(
int minutes,
string text);
public static TimeSpan FromSeconds(
int seconds,
string text);
public static TimeSpan FromMilliseconds(
int ms,
string text);
}
}