{
  "_id": "015002",
  "classname": "Physical/chemical constituents",
  "classno": "15",
  "datawidthbits": "10",
  "name": "Air mass (slant path at 22 km)",
  "refvalue": "0",
  "scale": "2",
  "status": "Operational",
  "unit": "Numeric"
}