{"aspect_id":"AS12","aspect_name":"frequency","aspect_reference":"https://si-digital-framework.org/quantities/FREQ","aspect_symbol":null,"name":"frequency reciprocal second","scale_id":"SC44","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN31","unit_name":"reciprocal second","unit_reference":"https://si-digital-framework.org/SI/units/second-1.","unit_symbol":"s-1"}