{"ob_id":61653,"names":[],"terms":[{"ob_id":3638,"label":"var_id","value":"rho","vocabulary":""},{"ob_id":4502,"label":"units","value":"kg m-3","vocabulary":""},{"ob_id":35352,"label":"standard_name","value":"air_density","vocabulary":""},{"ob_id":42199,"label":"long_name","value":"Air Density at Lowest Model Level","vocabulary":""}]}