Issue: Wordpress plugin AIOSEO gets "502 Bad Gateway" for the REST API in the browser console. Cloudflare is used, has SKIP rule on any URI that contains "wp-json", didn't help Turned off Cloudflare, didn't help. Plesk is installed on the server What is needed: Guide me how to fix the issue, I will pay for your time. I cannot provide site URL or server access or WP Admin Access. Only reply if you can guide how to fix this error WITHOUT URL and WITHOUT server access. Any reply without "Yes, I can guide you to fix this issue without any access" will be ignored