Insert following code to your website:
<script src="https://depositfix.s3.amazonaws.com/depositfixform.js"></script>
<script type="text/javascript" id="df-script">
DepositFixForm.init({
hubSpotFormId: '[YOUR FORM ID TO ATTACH PAYMENTS]',
userId: '[USER ID FROM DEPOSITFIX]',
amount: '[AMOUNT, e.g. 250]',
productName: '[PRODUCT NAME]',
currency: 'USD'
});
</script>