https://community.appian.com/discussions/f/general/18983/best-approach-to-update-the-cdt-in-expression-ruleHello All, I've a CDT {{categoey:"a",serialNumber:null},{category:"a",serialNumber:null},{category:"a",serialNumber:null},{categoey:"b",serialNumber:null},{category:"b",serialNumber:null},{category:"b",serialNumber:null}} And need to generate theen-USTelligent Community 12