[{"id":903167,"text":"nu_mu  197 MeV","data":{"start":[131.8, -30.8, 603.2],"end":[-57272.8, 53000.0, 456.8]},"children":[],"icon":"jstree-file"}, {"id":903168,"text":"proton  68 MeV","data":{"start":[131.8, -30.8, 603.2],"end":[133.8, -32.3, 606.4]},"children":[],"icon":"jstree-file"}]