.html">Map</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>, <span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>&gt;</span>?
        <span class="name ">headers</span>
        <div class="features"><span class="feature">final</span></div>

      </section>
      
<section class="desc markdown">
  <p>The headers of the route if indicated.</p>