I want to delete my temporary products or organization, but I have found no such function in Atlassian. (https://community.atlassian.com/t5/Confluence-questions/Delete-organisation/qaq-p/1685818 (SO STUPID and STRANGE!!) As it is commented in the question, I need to transfer products to another organization as a workaround.
However, when I transfer my useless products to another, the following warning message is shown.
I couldn't find a way to raise a ticket under the 'Technical issues and bugs' category on the 'Contact support' link. It shows only the community and documentation buttons

How can I raise a ticket?