This is probably the correct way to play it, it's pretty much repetitive throughout the whole song. Hope you enjoy playing this bassline. G|–––––––––––––––––––––––––––––––––| D|–––––––––––––––––––––––––––––––––| A|–4–4–7–/––––––––––4–4–7–/––––––––| E|––––––––––0–––––––––––––––0––––––|