import { Metadata, Primitive } from "./metadata";
import { Sdk } from "./sdk";
export type Beacon = ReturnType<typeof createBeaconPlugin>;
export interface BeaconOptions {
    type: string;
    data: {
        sourceUrl: string;
        referrer: string;
        [key: string]: Primitive;
    };
}
export declare function createBeaconPlugin(sdk: Sdk, metadata: Metadata): {
    sendBeacon: <T extends {
        type: string;
    } = BeaconOptions>(beacon: T) => Promise<boolean>;
};