There are many variations on each bass line, but I think this tab can help.

Intro
G|-----------------------|
D|-------10-12-----------|
A|------------------10-8-|
E|--10-10------10-10-----|

Verse
G|-----------------------|
D|-------10-12-----------|
A|------------------10-8-|x3
E|--10-10------10-10-----|

G|-----------------------------|
D|-------------10--------------|
A|--------10/12---------10-8---|
E|--10-10---------10-10-----10-|

G|-------------------------------------10-12-12-12-12-12-10----|
D|-----------10-------------------10/12---------------------12-|
A|------10/12-------12-10--------------------------------------|
E|--8-8----------8-8-----12---3-3------------------------------|

Chorus
G|-----------------------------|
D|-----------------------------|
A|-----------------------------|
E|--10-10----8-8----7-7----6-6-|

G|-------------------------------------------------------------|
D|-------10-12-12-10---10-12-12-10---10-12-12-10---10-12-12-10-|
A|-------------------------------------------------------------|
E|--10-10-----------8-8-----------7-7-----------6-6------------|

G|------------10------------10-----------10-----------10---|
D|-------10/12--12-----10/12--12----10/12--12----10/12--12-|
A|---------------------------------------------------------|
E|--10-10-----------8-8-----------7-7----------6-6---------|

Bridge
G|------------------------------------------------------|
D|-----8---------------------7------------3----------3--|
A|----8-8----------3--------7-7/8-5-5----5-5--3-3---5-5-|x3
E|--6-------1---3/5-5/3---5-----------------------------|

G|---------------------------|
D|-----8---------------------|
A|----8-8-----------3--------|
E|--6--------1---3/5-5/3---5-|