title: Flutter Qs :Unhandled Exception: type '_InternalLinkedHashMap<String, dynamic>' is not a subtype of type 'Iterable<dynamic>'
body: <p>Here's where i do the convert from json response, and i want to only take some of the response and show it on my applications,</p>
  <pre><code>Future &lt;List&lt;PNLDATA&gt;&gt;_getPNLCONTENT() async {
      var biller = &quot;PNLpre&quot;;
      var idPel = ContentPNLController.text;
      var params = ContentPNLNumController.text.replaceAll(&quot;.&quot;, &quot;&quot;);
      var data = await ContentPre(Bill, ID, prm);
      var jsonData = json.decode(data);
      var jsonProduk = jsonData[&quot;VALUE&quot;];
      List&lt; PNLDATA &gt; pnldata = [];
      for (var data in jsonProduk) {
        pnldata.add(
            new PNLDATA(
            data['dt_name'], data['dt_trs'], data['dt_GTag'], data['dt_GAd'], data[&quot;dt_Gsum&quot;])
        );
      }
      print(pnldata);
      return pnldata;
    }
  </code></pre>
  <p>error message</p>
  <pre><code>[VERBOSE-2:ui_dart_state.cc(199)] Unhandled Exception: type '_InternalLinkedHashMap&lt;String, dynamic&gt;' is not a subtype of type 'Iterable&lt;dynamic&gt;'
  </code></pre>
  <p>Json Response:</p>
  <pre><code>flutter: {
      &quot;RC&quot;: &quot;00&quot;,
      &quot;CMD&quot;: &quot;PNLContent&quot;,
      &quot;VALUE&quot;: {
          &quot;dt_status&quot;: &quot;SUCCESS&quot;,
          &quot;dt_name&quot;: &quot;Caramel&quot;,
          &quot;dt_trs&quot;: &quot;0000000001&quot;,
          &quot;dt_GTag&quot;: &quot;00002&quot;,
          &quot;dt_GAd&quot;: &quot;Macchiato&quot;,
          &quot;dt_Gsum&quot;: &quot;22500&quot;,
          &quot;dt_Urs&quot; : &quot;22212&quot;,
          },
  }
  </code></pre>
  <p>PNLDATA class</p>
  <pre><code>class PNLDATA {
    final String dt_name;
    final String dt_trs;
    final String dt_GTag;
    final String dt_GAd;
    final String dt_Gsum;
  
    PNLDATA(this. dt_name, this. dt_trs, this.dt_GTag,this.dt_dt_GAd,this.dt_Gsum);
  }
  </code></pre>