>pplx</span><span class="special">::</span><span class="identifier">task</span><span class="special">&lt;</span><span class="identifier">json</span><span class="special">::</span><span class="identifier">value</span><span class="special">&gt;</span> <span class="identifier">extract_json</span><span class="special">(</span><span class="keyword">bool</span> <span class="identifier">ignore_content_type</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">)</span> <span 