Akka.Serialization.NewtonSoftJsonSerializer.SurrogateConverter.GetString C# (CSharp) Method

            private object GetString(object value)
            {
                if (value is int)
                    return "I" + ((int) value).ToString(NumberFormatInfo.InvariantInfo);
                if (value is float)
                    return "F" + ((float)value).ToString(NumberFormatInfo.InvariantInfo);
                if (value is decimal)
                    return "M" + ((decimal)value).ToString(NumberFormatInfo.InvariantInfo);
                throw new NotSupportedException();
            }
        }