Has anybody tested the symbol tag functionality (for an individual layer) added at 3.6 version? I've tested it at 3.7 version (copying the lines from documentation) without success. It's always displayed default binocular image.
<layer>
<name>Fotos</name>
<url>http://myserver/arcgis/rest/services/test/MapServer/0</url>
<expression>"initial_date" ='[value]'</expression>
<textsearchlabel></textsearchlabel>
<titlefield></titlefield>
<symbol>
<simplemarkerysymbol color="0xff66cc" size="30" style="triangle"/>
</symbol>
<linkfield>url</linkfield>
<fields all="true">
</fields>
</layer>