[
  {
    "eccharts_layer": "nc_sd",
    "prefered_units": "cm",
    "styles": [
      "snow_1to10000",
      "snow_1to1000_whi"
    ],
    "match": [
      {
        "standard_name": [
          "thickness_of_convective_snowfall_amount",
          "thickness_of_snowfall_amount",
          "thickness_of_stratiform_snowfall_amount"
        ]
      }
    ]
  }
]