{"ob_id":50942,"names":[],"terms":[{"ob_id":32,"label":"units","value":"m","vocabulary":""},{"ob_id":15148,"label":"long_name","value":"Pressure altitude from the aircraft RVSM (air data) system","vocabulary":""},{"ob_id":15149,"label":"var_id","value":"PALT_RVS","vocabulary":""},{"ob_id":21509,"label":"standard_name","value":"barometric_altitude","vocabulary":"cf_standard_names"}]}