encode method
Implementation
void encode(KeyedArchive json) {
super.encode(json);
json.encode("title", title);
json.encode("description", description);
json.encode("required", required);
json.encode("example", example);
json.encode("readOnly", readOnly);
json.encodeObject("items", items);
json.encodeObject("additionalProperties", additionalProperties);
json.encodeObjectMap("properties", properties);
}