 <code>nil</code> or no
data is considered an error. However, if the request has an <code><a href="../Structs/HTTPMethod.html">HTTPMethod</a></code> or the response has an  HTTP status code
valid for empty responses, then an empty <code>String</code> is returned.</p>

          </div>
        </section>

        <section class="section">
          <div class="section-content">
            <div class="task-group">
              <ul class="item-container">
                <li class="item">
                  <