Hi my friend, you can try this tool that allows you to export SharePoint lists to JSON, XML, Collections Power Apps and more.
https://export-list-sharepoint.web.app/
Export List SharePoint
With our App you can export SharePoint Online lists in JSON, XML, HTML Table, Collections Power Apps formats in a few seconds.
#development #sharepoint #office365
Quick and easy
Quickly access your SharePoint Online lists and with a single click export them to your favorite formats.
Power Microsoft Graph
Our App uses the official Microsoft Graph standards and SDK.
Improve your development
Reduce your time in developing solutions.
Quality of service
Our service is available 24 hours a day, you only need Internet and the desire to program.
https://www.youtube.com/watch?v=Jbr9_vRWxLo