class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  ids <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  type <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  universalreferenceid <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  t_srs <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  buffer <span class="op">=</span> <span class="fl">0.5</span>,</span>
<span>  page_size <span class="op">=</span> <span class="f