'john@doe',
    transactionRef: 'UPITXREF0001',
    transactionNote: 'A UPI Transaction',
  );
  print(response.status);
}
</code></pre>
<h2 id="behaviour-limitations--measures">Behaviour, Limitations &amp; Measures</h2>
<h3 id="android">Android</h3>
<h4 id="flow">Flow</h4>
<ul>
<li>On Android, the <a href="https://github.com/reeteshranjan/upi_pay/files/6338127/UPI.Linking.Specs_ver.1.6.pdf">UPI Deep Linking And Proximity Integration Specification</a> is implemented using Intents.</li>
<li>An Intent call wi