They said stop collaboration and close my account and didn't wrote on that why they are doing this?
they think that you've violated one or multiple rules on their ToS. sadly I don't think you'll get your money back. almost every day I see people post similar stories and usually don't get any response from them.
the image is not showing. perhaps upload the image you have on Imgur and then share the link of the image here, after uploading it on Imgur.