[
  {
    "eccharts_layer": "composition_pm10",
    "styles": [
      "sh_all_pm10_defra_daqi",
      "sh_all_pmx_ncl_precip_11lev"
    ],
    "match": [
      {
        "paramId": "210074",
        "shortName": "pm10"
      },
      {
        "long_name": "Particulate matter d < 10 um"
      }
    ]
  }
]