on_message.write(buffer)
</span>  <span class='comment'># request_uuid = operation_message&amp;.metadata_component&amp;.request_uuid.to_s
</span>  <span class='id identifier rubyid_request_uuid'>request_uuid</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>not_set</span><span class='tstring_end'>&#39;</span></span> <span class='kw'>if</span> <span class='id identifier rubyid_request_uuid'>request_uuid</span><span class='period'>.</spa