Metadata update history
2022-11-15T13:45:37Z : Major modification : Add namespace no.met.adc to identifier
2022-05-04T15:30:00Z : Minor modification : Update vocabulary and add keywords
2021-07-06T14:00:00Z : Major modification : Converting from MMD-2 to MMD-3
2023-07-11T16:38:52Z : Minor modification : Added collection_keyword and restructured the data to the current standard