[{"id":998237,"text":"nu_mu  450 MeV","data":{"start":[236.2, -65.8, 905.3],"end":[-43489.1, -53000.0, 36936.5]},"children":[],"icon":"jstree-file"}, {"id":998238,"text":"proton  142 MeV","data":{"start":[236.2, -65.8, 905.3],"end":[237.2, -51.8, 903.5]},"children":[],"icon":"jstree-file"}, {"id":998239,"text":"neutron  56 MeV","data":{"start":[236.2, -65.8, 905.3],"end":[338.0, -20.0, 1005.6]},"children":[],"icon":"jstree-file"}]