{"ob_id":61988,"names":[],"terms":[{"ob_id":62,"label":"units","value":"hPa","vocabulary":""},{"ob_id":22415,"label":"long_name","value":"Pressures of retrieval levels (hPa) for which averaging kernels are provided.","vocabulary":""},{"ob_id":22416,"label":"var_id","value":"ret_plev_ak","vocabulary":""}]}