docs: func (o *Operation) ExampleInput() string {
  	if len(o.InputRef.Shape.MemberRefs) == 0 {
  		if strings.Contains(o.InputRef.GoTypeElem(), ".") {
  			o.imports[SDKImportRoot+"service/"+strings.Split(o.InputRef.GoTypeElem(), ".")[0]] = true
  			return fmt.Sprintf("var params *%s", o.InputRef.GoTypeElem())
  		}
  		return fmt.Sprintf("var params *%s.%s",
  			o.API.PackageName(), o.InputRef.GoTypeElem())
  	}
  	e := example{o, map[string]int{}}
  	return "params := " + e.traverseAny(o.InputRef.Shape, false, false)
  }