How can I get the goldenLayout and reports for demo/live/replay?

1:about goldenLayout:
I found the goldenLayout is very good for display the static of trade, but I can not fount endpoint in api doc , I need this for static in every one replay test.

2: requestreport
the report in date ,I find the endpoint in chrome devtool:

https://rpt-demo.tradovateapi.com/v1/reports/requestreport

auth is the same access token,and
request body is

{
    "name": "Performance",
    "params": [
        {
            "name": "startDate",
            "value": "04/14/2022"
        },
        {
            "name": "endDate",
            "value": "04/15/2022"
        },
        {
            "name": "startTime",
            "value": "00:00:00"
        },
        {
            "name": "endTime",
            "value": "00:00:00"
        },
        {
            "name": "account",
            "value": "DEMO339390"
        }
    ],
    "representationType": "html",
    "timezone": 480,
    "template": "Flex.html"
}

the responce is the html text about performance repot,My question is ,is there has json data template?
I need the report data in my custom report.

We have no public interface for the Reports API and it should 401 for retail users.