This is Very easy!
Ok so here's what we are gonna learn:
How to spawn a Game Object
How to save the Game Object so it wont disapear when you reload the server
1)How to spawn a GO
1.Find the game object you want to spawn.
you can find the object in your database!
go to gameobject_names the look at the entry and remember that.
2. now just log in to wow in a GM account
use this command: ".go spawn [the entry from last step]"
3. Gratz you spawned a GO
2) How to make it stay forever (untill you delete it ofc xD)
1. This is very simpel when you spawn your game object like this:
".go spawn [the entry from last step]" Just past a "1" at the end..
ex. ".go spawn 6293 1" (that will spawn a campfire)
2. Well.. that's it! (not sure.. but this workes for me (i'm using ascent))
That's it!