Mongo DB with parameters

[pentahouser1988]

Hello
I am trying to use Parameters in my mongo db query
in Pentaho Report Designer 7.2

My JSON query is



{
"time" :
{ $gte :
{ $date : "2016-05-02T15:10:00Z" }
},
"time" :
{ $lte :
{ $date : "2016-05-02T15:50:00Z" }
},
"tag_id": "${TagName}"
}




where TagName is my properties are

Parameters are:-
Name:-TagName
Label:-TagName
Display Type:-Dropdown
Query:-MongoQuery
value:-tag_name


I am not able to get desired data.Kindly Support.

[pentahouser1988]

Can you please elaborate a little on this I am trying to use string here with drop down.