{
    "data2": {
      "type": "stac-collection",
      "title": {
        "en": "Data assets"
      },
      "description": {
        "en": "Data assets"
      },
      "keywords": {
        "en": [
          "wmo",
          "wis 2.0",
          "bufr",
          "observations"
        ]
      },
      "links": [
        {
          "type": "text/html",
          "rel": "canonical",
          "title": "information",
          "href": "https://example.org"
        }
      ],
      "extents": {
        "spatial": {
          "bbox": [
            -180,
            -90,
            180,
            90
          ],
          "crs": "http://www.opengis.net/def/crs/OGC/1.3/CRS84"
        }
      },
      "providers": [
        {
          "type": "stac",
          "name": "FileSystem",
          "data": "/data/wis2box/data",
          "file_types": [
            ".bufr4"
          ]
        }
      ]
    }
}