@Override
public CookbookDefinition apply(HttpResponse response) {
Map<String, CookbookDefinition> result = parser.apply(response);
String cookbookName = result.keySet().iterator().next();
CookbookDefinition def = result.values().iterator().next();
return CookbookDefinition.builder() //
.from(def) //
.name(cookbookName) //
.build();
}