WINING A PEPSI MOBILE DRAW

On 13/10/2017 at 05.42  I got a massage from no +255629628365 that my cell NO has won me pound 850,000 in the ongoing 2017 PEPSI MOBILE DRAW in UK and that I am suppose to claim by sending my name age and No. to pepsicsm@asia.com I am asking whether  it true and  how can i do to get the prize