[{"id":974939,"text":"mu-  490 MeV","data":{"start":[125.0, -0.0, 166.5],"end":[-46.2, -6.6, 300.5]},"children":[],"icon":"jstree-file"}, {"id":974940,"text":"proton  167 MeV","data":{"start":[125.0, -0.0, 166.5],"end":[139.1, 0.5, 179.7]},"children":[],"icon":"jstree-file"}]