/**
 * Tells the Spokestack speech pipeline to start listening.
 * Also requests permission to listen if necessary.
 * It will attempt to start the pipeline before activating
 * if not already started.
 * This function will do nothing if the app is in the background.
 *
 * ```
 * import { listen } from 'react-native-spokestack-tray'
 * try {
 *   await listen()
 * } catch (error) {
 *   console.error(error)
 * }
 * ```
 */
export declare function listen(): Promise<void>;
export declare function stopListening(): Promise<void>;