You have to make sure that you move your object to 0,0,0 in your 3d program, because atm you are not abel to import a “custom” pivot position into the engine.
position 0,0,0 = the place where the pivot is 
You have to make sure that you move your object to 0,0,0 in your 3d program, because atm you are not abel to import a “custom” pivot position into the engine.
position 0,0,0 = the place where the pivot is