Hello. Try it:
mp.game.cam.doScreenFadeOut(0);
mp.game.streaming.setFocusArea(*TELEPORT POSITION - X*, *TELEPORT POSITION - Y*, *TELEPORT POSITION - Z*, 0.0, 0.0, 0.0); // Pre-load world;
setTimeout(() => {
mp.game.cam.doScreenFadeIn(500);
mp.game.invoke("0x31B73D1EA9F01DA2"); // DESTROY setFocusArea
// TELEPORT METHOD //
}, 1000); // Time can be changed