Can anyone hack this?

[Khansadao]

Game is https://play.google.com/store/apps/details?id=com.Nussygame.bbrpg2

Anything but i wanted soul stone (in Dungeon currency)

SouI Stone / i dont know a lot soo did a simple search>inc value> and did found the value but when i modified It instead of increasing it goes down like when you spend it