Need help makeing the hill of gold in the pauseing place

[side efx]

i really want to unlock this and dont no how so if somee 1 join my game or just tell me how i would like that very much

 

[Omegax921]

make 5 million gold then you will have a mountain of gold leading to a key then donate it all to the treasury and u can open a chest at the bottom i got a guild tattoo set and a dragonstomper .48 from it

 

[Big Hebson]

whats your gamertag i can get u the heap for free in 2 mins

 

[side efx]

IDK HOW TO CLOSE THIS CUZ I DID IT THANKS FOR THE HELP