import type { IActivityHandler } from "../../IActivityHandler";
/** Defines inputs for the GetBase64StringFromBytes activity. */
export interface GetBase64StringFromBytesInputs {
    bytes: number[];
}
/** Defines outputs for the GetBase64StringFromBytes activity. */
export interface GetBase64StringFromBytesOutputs {
    /** @description The base-64 encoded string. */
    result: string;
}
export declare class GetBase64StringFromBytes implements IActivityHandler {
    static readonly action = "gcx:wf:core::GetBase64StringFromBytes";
    static readonly suite = "gcx:wf:builtin";
    execute(inputs: GetBase64StringFromBytesInputs): GetBase64StringFromBytesOutputs;
}