[{"id":1159943,"text":"mu-  284 MeV","data":{"start":[25.1, -45.1, 616.7],"end":[29.0, 56.5, 672.9]},"children":[],"icon":"jstree-file"}, {"id":1159944,"text":"proton  34 MeV","data":{"start":[25.1, -45.1, 616.7],"end":[25.8, -46.0, 617.2]},"children":[],"icon":"jstree-file"}]