{"aspect_id":"AS2","aspect_name":"mass","aspect_reference":"https://si-digital-framework.org/quantities/MASS","aspect_symbol":null,"name":"mass tonne","scale_id":"SC813","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN118","unit_name":"tonne","unit_reference":"https://si-digital-framework.org/SI/units/tonne","unit_symbol":"t"}