{"aspect_id":"AS1","aspect_name":"null","aspect_reference":null,"aspect_symbol":null,"name":"null steradian","scale_id":"SC10","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN10","unit_name":"steradian","unit_reference":"https://si-digital-framework.org/SI/units/steradian","unit_symbol":"sr"}