[{"id":944071,"text":"mu-  661 MeV","data":{"start":[22.4, -10.8, 548.8],"end":[209.0, 16.8, 754.5]},"children":[],"icon":"jstree-file"}, {"id":944072,"text":"proton  235 MeV","data":{"start":[22.4, -10.8, 548.8],"end":[-3.4, -10.8, 571.5]},"children":[],"icon":"jstree-file"}]