{"aspect_id":"AS127","aspect_name":"second-moment-of-area","aspect_reference":"NIST SP-811","aspect_symbol":null,"name":"second-moment-of-area metre to the fourth power","scale_id":"SC1178","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN1220","unit_name":"metre to the fourth power","unit_reference":"https://si-digital-framework.org/SI/units/metre4.","unit_symbol":"m4"}