HDF5 file, superblock version 2
group /
	attribute _ioda_layout = "ObsGroup"
	attribute _ioda_layout_version = 0
dataset /Location: float32, shape (21)
// Location: first 0.0, last 0.0, count 21
group /MetaData
dataset /MetaData/dateTime: int64, shape (21)
	attribute units = "seconds since 1970-01-01T00:00:00Z"
dataset /MetaData/latitude: float32, shape (21)
dataset /MetaData/longitude: float32, shape (21)
dataset /MetaData/stationIdentification: string, shape (21)
group /ObsValue
dataset /ObsValue/radialVelocity: float32, shape (21)
group /TestReference
dataset /TestReference/recnum1PE: int32, shape (21)