code: public void marshall(Budget budget, ProtocolMarshaller protocolMarshaller) {
  
          if (budget == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(budget.getBudgetName(), BUDGETNAME_BINDING);
              protocolMarshaller.marshall(budget.getBudgetLimit(), BUDGETLIMIT_BINDING);
              protocolMarshaller.marshall(budget.getCostFilters(), COSTFILTERS_BINDING);
              protocolMarshaller.marshall(budget.getCostTypes(), COSTTYPES_BINDING);
              protocolMarshaller.marshall(budget.getTimeUnit(), TIMEUNIT_BINDING);
              protocolMarshaller.marshall(budget.getTimePeriod(), TIMEPERIOD_BINDING);
              protocolMarshaller.marshall(budget.getCalculatedSpend(), CALCULATEDSPEND_BINDING);
              protocolMarshaller.marshall(budget.getBudgetType(), BUDGETTYPE_BINDING);
              protocolMarshaller.marshall(budget.getLastUpdatedTime(), LASTUPDATEDTIME_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.