/**
 * @see [微信官方文档](https://mp.weixin.qq.com/debug/wxadoc/dev/api/iBeacon.html#wxonbeaconupdatecallback)
 */
export default function on_beacon_update(): Promise<{
    uuid?: string | undefined;
    major?: string | undefined;
    minor?: string | undefined;
    proximity: number;
    accuracy: number;
    rssi: number;
}[]>;