B4J Question (Solved) (B4J WebApp) How to Parse JSON data come from Json.Stringify ?

    var inq = {
            'data1'     : $("#f1").val(),
            'data2'        : $("#f2").val(),
            'data3'     : $('input[name=inputDate]').val(),
            'data4'        : $("#client").val()
        };       
        
        var jsond = JSON.stringify(inq);
        
        $.ajax({
             url:hostServer,
             type: "POST",
             data: {"action":'getquery',"page":$("#cppPage").val(),"data" : jsond}

Sub Handle(req As ServletRequest, resp As ServletResponse)
    resp.ContentType = "application/json"
    resp.SetHeader("Access-Control-Allow-Origin","*")
    resMap.Initialize
    Try
        
            
'        Dim body As TextReader
'        body.Initialize(req.InputStream)
'        Log("xx:"&body.ReadAll)
        
        Dim data() As Byte = Bit.InputStreamToBytes(req.InputStream)
        Dim text As String = BytesToString(data, 0, data.Length, "UTF8") '
        Dim parser As JSONParser
        Log(text)
End Sub