ElasticSearch protected behind nginx, different protection for index (or _plugin)

sites-availables_elasticsearch.conf

#/etc/nginx/sites-availables/elasticsearch.conf
server {

	# We're using the port 9292 to access elasticsearch
        listen       9292;
        listen [::]:9292;
        server_name  example.com;

        expires off;

	# Global protetion
        auth_basic "RESTRICTED ACCESS ES";
        auth_basic_user_file /etc/elasticsearch/.htpasswd;

	# Protect an index differently
        location /other {
                auth_basic "RESTRICTED ACCESS ES Other";
                
                # Specify an other htpasswd file for this index
                # This is better if you incldue your global access also in this file if you want to be logged on this index too
                auth_basic_user_file /etc/elasticsearch/.htpasswdOther;
                
                # Use an other file to configure Elasticsaarch proxy in one place
                include /etc/nginx/snippets/elasticsearch.conf;
        }

        location / {
        	# Use an other file to configure Elasticsaarch proxy in one place
                include /etc/nginx/snippets/elasticsearch.conf;
        }

        access_log /var/log/nginx/elasticsearch/access.log;
        error_log /var/log/nginx/elasticsearch/error.log;
}

snippets_elasticsearch.conf

# /etc/nginx/snippets/elasticsearch.conf

# Pass requests to ElasticSearch
proxy_pass http://localhost:9200;
proxy_redirect off;

proxy_set_header  X-Real-IP  $remote_addr;
proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header  Host $http_host;

proxy_pass_header Access-Control-Allow-Origin;
proxy_pass_header Access-Control-Allow-Methods;
proxy_hide_header Access-Control-Allow-Headers;
add_header Access-Control-Allow-Headers 'X-Requested-With, Content-Type';
add_header Access-Control-Allow-Credentials true;