From realgm oer reddit
Jon stated that as of 10 pm he was told from a very reputable source that has been spot on before and has known for years the negotiations have gone as follows.
Negotiations started and Ainge asked for #3 LAL 18 and SAC 19 which Colangelo immediately shot down, and offered to give a Sixers future pick in exchange for the SAC 19 pick. This is where they are at currently with Fultz' reps looking to schedule a workout most likely on Sunday.