private StructMapping CreateRootMapping()
{
TypeDesc typeDesc = _typeScope.GetTypeDesc(typeof(object));
StructMapping mapping = new StructMapping();
mapping.TypeDesc = typeDesc;
mapping.TypeName = Soap.UrType;
mapping.Namespace = XmlSchema.Namespace;
mapping.Members = Array.Empty<MemberMapping>();
mapping.IncludeInSchema = false;
return mapping;
}