Dataset {
    Int32 /DeadReckonUsingMultipleVelocitySources/velocity_source[34467];
    Float64 /DeadReckonUsingMultipleVelocitySources/velocity_source_time[34467];
    Float32 /trajectoryNameLen[15];
    Byte /ESPComponent/sampling[4];
    Float64 /ESPComponent/sampling_time[4];
    Int32 /ESPComponent/sample_number[4];
    Float64 /ESPComponent/sample_number_time[4];
    String /trajectory_id[15];
    Float32 /NavChart/height_above_sea_floor[34629];
    Float64 /NavChart/height_above_sea_floor_time[34629];
    Float32 /depth[7];
    Float64 /depth_time[7];
} hotspot-Normal.nc4;