[{"id":1,"text":"e-  17178 MeV","data":{"start":[200.0, 300.0, 100.0],"end":[174.2, 301.2, 100.9]},"children":[],"icon":"jstree-file"}, {"id":2,"text":"proton  56 MeV","data":{"start":[200.0, 300.0, 100.0],"end":[197.6, 296.9, 96.1]},"children":[],"icon":"jstree-file"}]