/**
* @inheritdoc
*/
public function behaviors()
{
return ['timestamp' => ['class' => TimestampBehavior::className(), 'attributes' => [static::EVENT_BEFORE_INSERT => ['createdAt']], 'value' => new Expression('NOW()')], 'serializedAttributes' => ['class' => SerializedAttributes::className(), 'attributes' => ['files', 'bcc']]];
}
/**
* @inheritdoc
*/
public function behaviors()
{
return [['class' => TimestampBehavior::className(), 'value' => new Expression('NOW()')], ['class' => SerializedAttributes::className(), 'attributes' => ['attributes'], 'encode' => true]];
}