package Ġwork . up starts . editor js kit . models Ċ Ċ import Ġwork . up starts . editor js kit . models . data . EJ Data Ċ Ċ open Ġclass ĠEJ Abstract Custom Block ( ĊĠĠĠ Ġval Ġtype : ĠEJ Abstract BlockType , ĊĠĠĠ Ġval Ġdata : ĠClass < out ĠEJ Data > Ċ )