[{"id":867887,"text":"nu_mu  497 MeV","data":{"start":[237.0, 67.6, 49.4],"end":[-26500.2, -53000.0, 40326.7]},"children":[],"icon":"jstree-file"}, {"id":867888,"text":"proton  124 MeV","data":{"start":[237.0, 67.6, 49.4],"end":[238.8, 74.1, 58.3]},"children":[],"icon":"jstree-file"}]