/**
* Map everything to an array.
*
* @return array
*/
public function toArray()
{
$array = [];
if (!empty($this->data)) {
$array['data'] = $this->data->toIdentifier();
}
if (!empty($this->meta)) {
$array['meta'] = $this->meta;
}
if (!empty($this->links)) {
$array['links'] = $this->links;
}
return $array;
}
