This tab might not be 100% accurate and it's missing the lead chorus bit but it's enough to start with.
Tuning: Standard
Intro|---------------------------------------------------||---------------------------------------------------||-5-5-5-5---------0-0-0-0-5-5-5-5-2-2-2/4-1-1---2-1-||-7-7-7-7-0-0-0-0-2-2-2-2-2-2-2-2-x-x-x---x-x---x-x-||-0-0-0-0-2-2-2-2-3-3-3-3-0-0-0-0-2-2-2---2-2---2-2-||---------3-3-3-3-----------------------------------|x2
Verse|---------------------------------------------------||---------------------------------------------------||-5-5-5-5---------0-0-0-0-5-5-5-5-2-2-2/4-1-1---2-1-||-7-7-7-7-0-0-0-0-2-2-2-2-2-2-2-2-x-x-x---x-x---x-x-||-0-0-0-0-2-2-2-2-3-3-3-3-0-0-0-0-2-2-2---2-2---2-2-||---------3-3-3-3-----------------------------------|x2
Pre Chorus|---------------------------------------------||---------------------------------------------||-5-5-5-5---------0-0-0-0-5-5-5-5-2-2-2/4-1~--||-7-7-7-7-0-0-0-0-2-2-2-2-2-2-2-2-x-x-x---x~--||-0-0-0-0-2-2-2-2-3-3-3-3-0-0-0-0-2-2-2---2~--||---------3-3-3-3-----------------------------|
Chorus|-----------------------------------------------------------------||-----------------------------------------------------------------||-----------------5-5-5-5-5---------------------------------------||-7-7-7-7-7-7-7-7-5-5-5-5-5-------2-2-2-2-2-2-2-2-3-3-3-3-6-6-6-6-||-7-7-7-7-7-7-7-7-3-3-3-3-3-------2-2-2-2-2-2-2-2-5-5-5-5-6-6-6-6-||-5-5-5-5-5-5-5-5-----------------0-0-0-0-0-0-0-0-3-3-3-3-4-4-4-4-|x2pm . . . .
Intro but no guitar.
Verse and PC again
Chorus|-----------------------------------------------------------------||-----------------------------------------------------------------||-----------------5-5-5-5-5---------------------------------------||-7-7-7-7-7-7-7-7-5-5-5-5-5-------2-2-2-2-2-2-2-2-3-3-3-3-6-6-6-6-||-7-7-7-7-7-7-7-7-3-3-3-3-3-------2-2-2-2-2-2-2-2-5-5-5-5-6-6-6-6-||-5-5-5-5-5-5-5-5-----------------0-0-0-0-0-0-0-0-3-3-3-3-4-4-4-4-|x4pm . . . .
Post Chorus|-------------------------------------------------------||-------------------------------------------------------||-------------------------------------13-13-13-12~~~\\\-||-------------------------------------------------------||-------------------5-5-5-7-7-7-8-8-8-------------------||-5-5-5-7-7-7-8-8-8-------------------------------------|
Bridge (1st and 2nd times no guitar)|-----------------------------------------------||-----------------------------------------------||------------7-7--------10-10--------7-7--------||-7-7--------7-7--------10-10--------7-7--------||-7-7--------5-5---------8--8--------5-5--------||-5-5-------------------------------------------|
|------------------------------------------5~-----||------------------------------------------6~-----||------------7-7--------10-10--------7~----7~-----||-7-7--------7-7--------10-10--------7~----7~-----||-7-7--------5-5---------8--8--------5~----5~-----||-5-5---------------------------------------------|
bridge 2|-------------------------------------------------5-5-5-5-5-5-5-5-||---------------------------------6-6-6-6-6-6-6-6-6-6-6-6-6-6-6-6-||-----------------5-5-5-5-5-5-5-5-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-||-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-||-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-7-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-||-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5---------------------------------|x2
Bridge 3|-----------------------------------||-------------------------12-10-8-7-||-------------------------11-10-8-6-||-----------------------------------||-------------------5-5-5-----------||-5-5-5-7-7-7-8-8-8-----------------|
Chorus|-----------------------------------------------------------------||-----------------------------------------------------------------||-----------------5-5-5-5-5---------------------------------------||-7-7-7-7-7-7-7-7-5-5-5-5-5-------2-2-2-2-2-2-2-2-3-3-3-3-6-6-6-6-||-7-7-7-7-7-7-7-7-3-3-3-3-3-------2-2-2-2-2-2-2-2-5-5-5-5-6-6-6-6-||-5-5-5-5-5-5-5-5-----------------0-0-0-0-0-0-0-0-3-3-3-3-4-4-4-4-|x4pm . . . .
Outro|-------------------------------------------------------||-------------------------------------------------------||-------------------------------------13-13-13-12~~~\\\-||-------------------------------------------------------||-------------------5-5-5-7-7-7-8-8-8-------------------||-5-5-5-7-7-7-8-8-8-------------------------------------|
Fairly easy song (for Counting Heartbeats anyway).