Standard tuning :
G-----------------------|
D------1----------------|
A--1-3---3-1h3----------|
E----------------0--2---|

G-----------------------|
D------1----------------|
A--1-3---3-1h3----------|
E----------------0--2---|

G-----------------------|
D------1----------------|
A--1-3---3-1h3----------|
E----------------0--2---|

G-----------------------|
D------1----------------|
A--1-3---3-1h3----------|
E----------------0--2---|

G-----------------------|
D------1----------------|
A--1-3---3-1h3----------|
E----------------0--2---|

I didn't really count how many times you have to play it but I need at least 300
characters to post a tab so here you go.

Repeat until the end.

That's it, really simple bass track!