1. Install the Membrane CLI: `npm install -g @membranehq/cli`.
2. Authenticate with Membrane: `membrane login --tenant`.
3. Connect to Box using the Membrane CLI: `membrane connect --connectorId=CONNECTOR_ID --json`.
4. Discover available actions: `membrane action list --intent=QUERY --connectionId=CONNECTION_ID --json`.
5. Run the desired action: `membrane action run --connectionId=CONNECTION_ID ACTION_ID --json --input '{ "key": "value" }'`.
6. Handle proxy requests to the Box API if needed: `membrane request CONNECTION_ID /path/to/endpoint`.