[{"id":879141,"text":"mu-  545 MeV","data":{"start":[214.7, -53.3, 750.2],"end":[502.1, -557.2, 1192.1]},"children":[],"icon":"jstree-file"}, {"id":879143,"text":"proton  93 MeV","data":{"start":[214.7, -53.3, 750.2],"end":[212.1, -48.7, 754.6]},"children":[],"icon":"jstree-file"}]