/**
* @return mixed
*/
public function persist()
{
$result = $this->processArrayValue();
return $this->customer->yikangQuestionnaire()->save(new YikangQuestionnaire(array_only($result, ['q1', 'q2', 'q3', 'q3a', 'q3b', 'q3c', 'q3d', 'q3d2', 'q3e', 'q4', 'q1b'])));
}
