{"ob_id":50900,"names":[],"terms":[{"ob_id":78,"label":"units","value":"1","vocabulary":""},{"ob_id":15080,"label":"long_name","value":"Flag for Pressure altitude from the aircraft RVSM (air data) system","vocabulary":""},{"ob_id":15081,"label":"var_id","value":"PALT_RVS_FLAG","vocabulary":""}]}