{"ob_id":67494,"names":[],"terms":[{"ob_id":64469,"label":"standard_name","value":"","vocabulary":""},{"ob_id":72166,"label":"units","value":"\"Pa\"","vocabulary":""},{"ob_id":72262,"label":"var_id","value":"MU","vocabulary":""},{"ob_id":72263,"label":"long_name","value":"\"perturbation dry air mass in column\"","vocabulary":""}]}