No because those were basically scams. I purchased images from a reputable platform for stock images and I just simply referred them to that platform. I'm not sure what your specific situation is, but you should check the licensing agreement for the ...

Have you cleared cache on shopify website?

If you bought that domain through shopify, you should contact shopify support. As both websites are running on shopify and if shopify manages that domain, it should be possible for this to be fixed.

DMCA takedown notification usually come through emails, as far as I know. I used to deal with a lot of DMCA emails regarding the images I'm using on my website, they were all along the lines 'give me backlink or remove picture', but I purchased them ...