import type { IActivityHandler, IActivityContext } from "../../IActivityHandler";
export interface UpdateAttachmentInputs {
    url?: string;
    layer?: __esri.Layer;
    objectId: number;
    attachmentId: number;
    attachment: File;
    attachmentName?: string;
    gdbVersion?: string;
    returnEditMoment?: boolean;
    uploadId?: number;
    timeout?: number;
}
export interface UpdateAttachmentOutputs {
    /** @description The result object indicating if the attachment was successfully updated. */
    result: any;
}
export declare class UpdateAttachment implements IActivityHandler {
    static readonly action = "gcx:wf:arcgis::UpdateAttachment";
    static readonly suite = "gcx:wf:builtin";
    execute(inputs: UpdateAttachmentInputs, context: IActivityContext): Promise<UpdateAttachmentOutputs>;
}