[{"id":836063,"text":"nu_mu  501 MeV","data":{"start":[148.6, 61.7, 764.1],"end":[-74163.0, 26085.9, 11382.4]},"children":[],"icon":"jstree-file"}, {"id":836064,"text":"proton  420 MeV","data":{"start":[148.6, 61.7, 764.1],"end":[182.4, 45.2, 842.7]},"children":[],"icon":"jstree-file"}]