First, "Nastya" – I know there's a popular Russian YouTuber named Nastya, but she's a child who grew up, and there's some controversy around her. Then there's "cat goddess," which might refer to a feline deity, like Bastet from Egyptian mythology. "13wmv" could be a typo or some code. The "checked portable" part is a bit unclear.
Refers to Anastasia Radzinskaya, who frequently creates child-friendly content involving cats, kittens, and dress-up themes. For example, she has videos where she pretends to be a cat or celebrates a kitten's birthday . nastya cat goddess 13wmv checked portable