export declare class Sleep {
    /**
     * Amount of time (ISO 8601 duration format) to sleep before function/subflow invocation. Does not apply if 'eventRef' is defined.
     */
    before: string;
    /**
     * Amount of time (ISO 8601 duration format) to sleep after function/subflow invocation. Does not apply if 'eventRef' is defined.
     */
    after?: string;
    constructor(model: any);
}
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