I get the firstname and lastname in a single row, whereas the outcome should be one value per row

Hello ,

I am trying to create a report, with a document download link using: getdatasubsetdownloadlinkfromrule,
I am able to display the data in excel sheet, there are 1 cdt, which has 4 fields, app,group, firstname and lastname, out of which firstname and lastname are of multiple type.
The problem is I get the firstname and lastname in a single row, whereas the outcome should be one value per row, I have verified the length of that cdt.firstname, it returns the exact number of lenght, but in excel it is showing as a row
Let meknow what am i missing, below is the code snippet:

In main rule:

local!linkdata: todatasubset(local!cdt, local!pagingInfo1),
                    local!ruleURI: getdatasubsetdownloadlinkfromrule(rule: rule!GenerateExcelRule, input: tostring(a!toJson(local!linkdata))),

In subrule:
=with(
local!search: a!fromJson(ri!input),
'type!{urn:appian:plugin:datasubsetdownload:types}ExportableDataSubset'(
filename: "Exported Data",
fiel...

OriginalPostID-142594

OriginalPostID-142594