public function removeMessage($userId, $phoneNumber, $messageId)
{
\OCP\DB::beginTransaction();
$query = \OCP\DB::prepare('DELETE FROM ' . '*PREFIX*ocsms_smsdatas WHERE user_id = ? AND sms_address = ? ' . 'AND sms_date = ?');
$query->execute(array($userId, $phoneNumber, $messageId));
\OCP\DB::commit();
}