[{"id":1,"text":"pi-  1865 MeV","data":{"start":[101.5, 19.7, 4.6],"end":[-971.6, 1737.9, 562.8]},"children":[{"id":269,"text":"nu_mu_bar  175 MeV","data":{"start":[-971.6, 1737.9, 562.8],"end":[-3729.4, 6813.3, 3067.6]},"children":[],"icon":"jstree-file"},{"id":270,"text":"mu-  1358 MeV","data":{"start":[-971.6, 1737.9, 562.8],"end":[-4167.1, 6813.3, 2118.7]},"children":[],"icon":"jstree-file"}]}]