UPDATE 7/14/16, 2:56pm — Mathers appears to have deleted most of her social media, and made her Instagram account private.
UPDATE 7/15/16, 9:55am — TMZ reported last night that L.A. Fitness, the gym where Mathers is said to have taken the picture, has contacted the LAPD about the photo. TMZ staff say they spoke to an L.A. Fitness rep, who said, "Her behavior is appalling and puts every member's privacy at risk. We have handled this internally and also notified the police."
There is also a Change.org petition to try to get Mathers arrested for violation of privacy.
UPDATE 7/15, 1:19pm — TMZ reported that L.A. Fitness has banned Mathers from all of its gym locations. A representative of the company confirmed with Revelist via email, saying, "Yes, we revoked her membership. She is not permitted to use any of our health clubs."
Mathers could not be reached for comment.