it is Mobile Lidar without other support data like trajectory and other
You might want to start here: https://pro.arcgis.com/en/pro-app/help/data/las-dataset/use-lidar-in-arcgis-pro.htm
You can edit LAS file classification codes if you have the 3D Analyst extension: https://pro.arcgis.com/en/pro-app/help/data/las-dataset/edit-las-file-classification-codes.htm
If you have more specific questions, you might want to ask them in the LIDAR Resources place.