"n">from_json</span><span class="p">(</span><span class="n">json</span><span class="p">[</span><span class="s1">&#39;destinationId&#39;</span><span class="p">]),</span>
            <span class="n">source_output_index</span><span class="o">=</span><span class="nb">float</span><span class="p">(</span><span class="n">json</span><span class="p">[</span><span class="s1">&#39;sourceOutputIndex&#39;</span><span class="p">])</span> <span class="k">if</span> <span class="n">json</span><span class="o">.</span><span c