They already have skateboarding (non-racing), surfing, rhythmic gymnastics, artistic gymnastics, artistic swimming, BMX cycling freestyle, trampoline, and flag football among others.
They're not even trying anymore. They're grabbing whatever they can get advertisers for and just going with it.
When Kurt Angle, an actual Olympic wrestler, joined the WWE staged wrestling, it showed that there really is no future for these competitors. Sell the lip balm, cereal, mobile phone plans, automobiles, snack bars, sugar drinks, sneakers, etc. until the next Olympics rolls around and someone else takes over the role of hawking for advertisers.

You should cut Kurt Angle some slack as he won his gold medal with a severely broken neck - after coming through all that coach Dave Schultz murdered by John du Pont drama.
He initially rejected pro wrestling but went on to be one of the top earners, praised by nearly everyone he worked with for his dedication and professionalism. Only accumulated injuries and struggles with pain medications made him stand down.