#3 Raw women's title

The one thing that helped the Raw Women's Title match gain a spot in the main event of WrestleMania is the amount of star power in this match. As it involves one of the most famous combat athletes in the world, the most talented second generation wrestler in WWE today, and a rising star that is breaking boundaries - this is a match that just can't fail.
Rumor's surrounding this match has indicated that there will be a title change, and WWE is trying to book a unique finish, as they want to put the belt on Becky Lynch in an unpredictable manner.
Female superstar says she inspired John Cena turning heel HERE
The main takeaway from all these rumor's is that there will be a new Raw Women's Champion at the end of WrestleMania, as many have reported that Rousey will take a hiatus after the event, and the chances of Charlotte becoming champion are surprisingly low.