</span><br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;project&nbsp;:&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;zone&nbsp;:&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;config&nbsp;=&nbsp;{<br>
&nbsp;&nbsp;&nbsp;&nbsp;projectId&nbsp;:&nbsp;string;<br>
&nbsp;&nbsp;&nbsp;&nbsp;keyFilename&nbsp;:&nbsp;string;<br>
&nbsp;&nbsp;&nbsp;&nbsp;serviceAccountEmail&nbsp;:&nbsp;string;<br>
&nbsp;&nbsp;}<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;default_con