How to point the subdomain to wordpress uploads

i installed single WP with SSL. now ,i would like create a subdomain like img.domain.com to point to Uploads in domain.com to serve images. i have add “A” records in DNS. what should i do next step?

Just create your subdomain with easyengine : ee site create sub.yourdomain.com

Then edit your subdomain configuration in /etc/nginx/sites-available/sub.yourdomain.com And set the root directory to your uploads folder.