How i change death pos?

[hoswellbr]

Hello, how i change the Gem of destiny to on die teleport to world 3 ?? it may be anything with flag 30143, how i change it? please... tks

 

[Zummite]

The DeathPosRecall flag is the 20020
The formula to calculate a DeathPosRecall flag is Flag= X * 1048576 + Y * 256 + W