nginx proxy pass uri problem

Hi i want past url on proxy_pass but it's not work error 15240#15240: "proxy_pass" cannot have URI part in location given by regular expression, or inside named location, or inside My configuration location @afterdownload { proxy_pass http://hereismyip/[login to view URL]$request_uri&remote_addr=$remote_addr&body_bytes_sent=$body_bytes_sent&status=$request_completion&content_length=$content_length&http_user_agent=$http_user_agent&http_referer=$http_referer&args=$args; proxy_set_header Host $http_host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; }