{"ob_id":67072,"names":[],"terms":[{"ob_id":64281,"label":"units","value":"mol m-2","vocabulary":""},{"ob_id":71504,"label":"var_id","value":"nitrogendioxide_summed_total_column","vocabulary":""},{"ob_id":71505,"label":"long_name","value":"Sum of the tropospheric and stratospheric vertical columns","vocabulary":""}]}