ss="multi-line-signature">
      
      <span class="name ">JsonUnsupportedObjectError</span>(<wbr><ol class="parameter-list"><li><span class="parameter" id="-param-unsupportedObject"><span class="type-annotation"><a href="../../dart-core/Object-class.html">Object</a></span> <span class="parameter-name">unsupportedObject</span>, </span></li>
<li><span class="parameter" id="-param-cause">{<span class="type-annotation"><a href="../../dart-core/Object-class.html">Object</a></span> <span class="parameter-name">