Office Shapes.Nodes.Points problem STRING vs ARRAY

[Broadcastic]

 Need some help with Office API Shapes.Nodes.Points Should get an array instead I get a string

line 78

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#include "PowerPoint.au3";
;#include <excel.au3>
;include <misc.au3>
Global $OldShape;
$oMyError = ObjEvent("AutoIt.Error","MyErrFunc")

$shapeTextBox=1;
$shapeRegPentagon=12;
$shapeFlowChart=73;



;~  Global $oExcel = _Excel_Open();
;~  $WorkBook=_Excel_BookOpen($oExcel,@ScriptDir&"\Answers.csv")

;~  $oSheet = $oExcel.Worksheets.Item(1);
;~  $ReportMaxRows = $oSheet.UsedRange.Rows.Count;
;~  ;$oExcel.ActiveSheet.Range("A2:G:G").Columns.AutoFit
    $objPPT = _PPT_PowerPointApp()
    If @error Then
        MsgBox(0,"","No PowerPoint available")
        Exit
    EndIf

    $MyPres=_PPT_PresentationOpen($objPPT,@ScriptDir&"\OctaElements2.pptx");
    $MySlide=$MyPres.Slides.Item(1);


for $index=1 to $MySlide.Shapes.Range.Count

    ;$Text=_PPT_SlideTextFrameGetText($MyPres,1,$index);
    $MyShape=$MySlide.Shapes.Range($index);

    $ObjName=$MyShape.Name;
    $ObjTop=$MyShape.Top;
    $ObjLeft=$MyShape.Left;
    $ObjType=$MyShape.Type;

    $group=$MyShape.GroupItems;
    if $ObjType =6 Then
       $groupCount=$group.Count;
    Else
       $groupCount=0;
    EndIf

    ;ConsoleWrite(@CRLF&"Obj"&$index&"="&$ObjName&" has "&" items"&@CRLF&" top:"&$ObjTop&" left:"&$ObjTop&" type:"&$ObjType&@CRLF);

    ConsoleWrite(@CRLF&"Obj"&$index&"="&$ObjName&" has "&$groupCount&" items"&@CRLF&" top:"&$ObjTop&@CR&" left:"&$ObjTop&@CRLF);

if $ObjType =6 Then

        for $indx2=1 to $group.Count;
            $gr=$group.Item($indx2);

    if IsObj($gr) Then
                $ObjName=$gr.Name;
                $ObjTop=$gr.Top;
                $ObjLeft=$gr.Left;
                $ObjType=$gr.AutoShapeType;
                if $ObjType = $shapeFlowChart  Then
                    $gr.left=$gr.left+10;
                    $gr.top=$gr.top-10;

                EndIf


                ConsoleWrite(@CRLF&"Inside Obj"&@CRLF&$ObjName&@CRLF&" top:"&$ObjTop&@CR&" left:"&$ObjTop&@CR&" type:"&$ObjType&@CRLF);


            if IsObj($gr.Nodes) then
                           ConsoleWrite(@CRLF&"Nodes "&$gr.Nodes.Count);
            EndIf

            Dim $arrPoints;

                for $node in  $gr.Nodes

                    $arrPoints=$node.Points;

                        ConsoleWrite(@CRLF&"Points"&@CRLF&VarGetType($arrPoints)&@CRLF);
;                   ConsoleWrite(@CRLF&"Points"&@CRLF&$arrPoints[0][0]&@CRLF);

                Next


            EndIf

        Next
     EndIf



next;


;_PPT_PresentationClose($MyPres);
;_PPT_PowerPointQuit($objPPT);

[Broadcastic]

I have a group of basic shapes on a slide. Need to get some Node Points coordinates

Node object seems to be accessible with Count and other properties

Obj1=Group 83 has 5 items
 top:37.0654335021973
 left:37.0654335021973

Inside Obj
Regular Pentagon 86
 top:54.1135444641113
 left:54.1135444641113
 type:12

Nodes 6
Points
String

Points
String

Points
String

Points
String

Points
String

Points
String

Inside Obj
TextBox 87
 top:126.09464263916
 left:126.09464263916
 type:1