Dataset {
    Int32 /DeadReckonUsingMultipleVelocitySources/velocity_source[6015];
    Float64 /DeadReckonUsingMultipleVelocitySources/velocity_source_time[6015];
    Byte /ESPComponent/sampling[1];
    Float64 /ESPComponent/sampling_time[1];
    Int32 /ESPComponent/sample_number[1];
    Float64 /ESPComponent/sample_number_time[1];
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float32 /depth[4];
    Float64 /depth_time[4];
} hotspot-Normal.nc4;