MethodInput.java

@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "MethodInput", propOrder = {
    "serviceContext",
    "account"
})
public class MethodInput{

    @XmlElement(required = true)
    protected ServiceContext serviceContext;
    @XmlElement(required = true)
    protected Account account;
 
   // .... omitted for brevity 

}