[{"id":937514,"text":"mu-  688 MeV","data":{"start":[234.5, -108.5, 491.8],"end":[226.6, 118.0, 675.0]},"children":[],"icon":"jstree-file"}, {"id":937515,"text":"proton  198 MeV","data":{"start":[234.5, -108.5, 491.8],"end":[234.3, -117.5, 502.0]},"children":[],"icon":"jstree-file"}]