lg g3 android play help

i been having issues with android play but found my answer, its because of root, i fallowed the advice people gave in this post for my g4 but it worked, i did the same for my g3 and it failes, is there a way to get android pay to work on the lgg3 4.4.2 kikat

heres the post for the g4

http://forum.xda-developers.com/veri...d-pay-t3218932