code: @XmlElementDecl(namespace = "http://schema.intuit.com/finance/v3", name = "Customer", substitutionHeadNamespace = "http://schema.intuit.com/finance/v3", substitutionHeadName = "IntuitObject")
      public JAXBElement<Customer> createCustomer(Customer value) {
          return new JAXBElement<Customer>(_Customer_QNAME, Customer.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link Customer }{@code >}}