Simple use of Widget SDK

<div id="switchere" style="min-height: 500px; max-width: 450px; width: 100%;">Loading...</div>

<script src="https://sandbox.switchere.com/js/sdk-builder.js"></script>
<script>
  window.switchereSdk.init({
    el: '#switchere',
    partnerKey: 'XXXXXXXXXXXXXXX',
    httpReturnSuccess: 'https://domain.tld/success',
    httpReturnFailed: 'https://domain.tld/failed',
  });
</script>

<div id="switchere" style="min-height: 500px; max-width: 450px; width: 100%;">Loading...</div>

<script src="https://switchere.com/js/sdk-builder.js"></script>
<script>
  window.switchereSdk.init({
    el: '#switchere',
    partnerKey: 'XXXXXXXXXXXXXXX',
    httpReturnSuccess: 'https://domain.tld/success',
    httpReturnFailed: 'https://domain.tld/failed',
  });
</script>