At first, you should get to The Tillers - Revered,and buy Pandaren Scarecrow with only 250 gold afterwards.you can exchange Pandaren Scarecrow from Vendor: Gina Mudclaw in Valley of the Four Winds.
1.You will get Pandaren Scarecrow.
2.You need to provide your account.
3.Your character needs to be lvl 50.
4.Estimated time: 10-13days.