eter" id="-param-description"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a>?</span> <span class="parameter-name">description</span>, </span><span class="parameter" id="-param-pinRequired"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/bool-class.html">bool</a>?</span> <span class="parameter-name">pinRequired</span>, </span><span class="parameter" id="-param-numParticipants"><span class="type-annotation"><a hre