import type { StreamInstance } from '../instance.js';
import type { Topic } from '../types.js';
export interface SubscribeInput {
    readonly topics: readonly Topic[];
}
export interface SubscribeOutput {
    subscribed: Topic[];
}
export type Subscribe = (input: Readonly<SubscribeInput>) => Promise<SubscribeOutput>;
export declare const createSubscribe: (instance: Readonly<StreamInstance>) => Subscribe;
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