decode method
Implementation
void decode(KeyedArchive object) {
super.decode(object);
contentType = object.decode("contentType");
headers = object.decodeObjectMap("headers", () => new APIHeader())
as Map<String, APIHeader>;
_allowReserved = object.decode("allowReserved");
_explode = object.decode("explode");
style = object.decode("style");
}