how to set drilldown token value to be * before $click.value$

[DataOrg]

I want to set default value of token to be * on the drilldown before  clicking the field value.

$COUNT$= "*" > On clicking $click.value$= field value

@kamlesh_vaghela 

<row>
 <panel> 
<viz type="treemap_app.treemap">
 <title>Top 15 Result</title> 
<search base="health_rules"> 
<query>|stats count AS "Result Count" BY count value |head 15</query> 
</search> 
<drilldown> 
<set token="VALUES">$row.value$</set> 
<set token="COUNTS">$row.count$</set> 
</drilldown> 
</viz> 
</panel> 
</row>

[kamlesh_vaghela]

@DataOrg 

Have you tried init?

<init>
<set token="COUNTS">*</set>
</init>

https://docs.splunk.com/Documentation/Splunk/latest/Viz/tokens#Set_tokens_on_page_load