MODX modMail

$message = $modx->getChunk('myEmailTemplate');

$modx->getService('mail', 'mail.modPHPMailer');
$modx->mail->set(modMail::MAIL_BODY,$message);
$modx->mail->set(modMail::MAIL_FROM,'me@example.org');
$modx->mail->set(modMail::MAIL_FROM_NAME,'Johnny Tester');
$modx->mail->set(modMail::MAIL_SUBJECT,'Check out my new email template!');
$modx->mail->address('to','user@example.com');
$modx->mail->address('reply-to','me@xexample.org');
$modx->mail->setHTML(true);

if (!$modx->mail->send()) {
    $modx->log(modX::LOG_LEVEL_ERROR,'An error occurred while trying to send the email: '.$modx->mail->mailer->ErrorInfo);
}

$modx->mail->reset();
/*https://docs.modx.com/revolution/2.x/developing-in-modx/advanced-development/modx-services/modmail*/