Facing issue with the getportalreportdatasubset function. Its not returning data

Facing issue with the getportalreportdatasubset function. Its not returning data. Please see the below details.

Appian Version:- 7.7

Plugin: - Portal to Sail

Code:-

=load(
local!pagingInfo: a!PagingInfo(startIndex: 1, batchSize: 10),
with(
local!result:getportalreportdatasubset(cons!Report_Id,local!pagingInfo),
local!col1name: local!result.columns[1].label,
local!col1data: local!result.data[1].cells.value,
local!test: local!result.startIndex,
a!dashboardLayout(
firstColumnContents:{
                    a!textField(
           label:local!col1name,
           labelPosition:"COLLAPSED",
           readOnly:true
          )
},
secondColumnContents:{

}
)
)

)

OriginalPostID-140188

OriginalPostID-140188