Smart QR Campaigns That Control What Happens After the Scan

1<!-- QR Advanced Conversion Tracking -->
2<script>
3(function(w,d,k,u){
4  w.qrAdvanced = w.qrAdvanced || {};
5  w.qrAdvanced.key = k;
6  w.qrAdvanced.track = function(e, m) {
7    var p = new URLSearchParams(location.search);
8    var qr = p.get('qr') || localStorage.getItem('qr_id');
9    if (qr) localStorage.setItem('qr_id', qr);
10    fetch(u + '/api/conversions/track', {
11      method: 'POST',
12      headers: { 'Content-Type': 'application/json' },
13      body: JSON.stringify({
14        trackingKey: k,
15        eventType: e,
16        qrId: qr,
17        metadata: m
18      })
19    });
20  };
21})(window, document, 'YOUR_KEY', 'https://api.qradvanced.com');
22</script>