This reminds me of Amanda Palmer’s The Art of Asking. I think some of her experiences might resonate with you. Check it out if you haven’t!
Basically seems like a kind of annoying attention seeker. I wouldn't say toxic though.
So, she seems quite alright then. A bit egotistical, perhaps not the wisest with the 1.2M USD, a bit 'arty', but nothing toxic indeed.
I met her a few years ago and she seemed like a friendly, kind person. And, that didn't make me agree with the content of the video more.