What Would I Have to do to be in UFC?

i need to know because i just turned 15 and Freshman in High School i would like to be in UFC i currently know 2 martial arts and a little wrestling im in shape i run track and train everyday my 2 Martial Arts are Gracie Jiu Jitsu(Purple Belt) and Boxing(was in boxing since i was 6 im 6"0 feet tall and weight 185 and i am also am learning Karate(Orange Belt) what are the Qualifications to be in UFC i would love to Show Dana White what i could do