Opc.Ua.JsonEncoder.WriteGuid C# (CSharp) Method

        public void WriteGuid(string fieldName, Guid value)
        {
            if (value == Guid.Empty)
            {
                WriteSimpleField(fieldName, null, true);
            }
            else
            {
                WriteSimpleField(fieldName, value.ToString(), true);
            }
        }