{"ob_id":74045,"names":[],"terms":[{"ob_id":34,"label":"standard_name","value":"altitude","vocabulary":"cf_standard_names"},{"ob_id":3495,"label":"units","value":"km","vocabulary":""},{"ob_id":75104,"label":"var_id","value":"ak_altitude","vocabulary":""},{"ob_id":75105,"label":"long_name","value":"averaging kernel altitude levels","vocabulary":""}]}