[{"id":949511,"text":"mu-  251 MeV","data":{"start":[192.9, -105.7, 329.7],"end":[109.4, -539.0, 414.1]},"children":[],"icon":"jstree-file"}, {"id":949513,"text":"proton  53 MeV","data":{"start":[192.9, -105.7, 329.7],"end":[194.7, -103.9, 330.5]},"children":[],"icon":"jstree-file"}]