import WFSerialization from '../interfaces/WF/WFSerialization';
import WFWorkflowAction from '../interfaces/WF/WFWorkflowAction';
declare const _default: (options: {
    /** The unit of time for the result. Defaults to 'Minutes' */
    unit?: WFSerialization | "Total Time" | "Seconds" | "Minutes" | "Hours" | "Days" | "Weeks" | "Months" | "Years" | undefined;
    /** The date/time to calculate the difference from. Defaults to empty string */
    date?: string | WFSerialization | undefined;
}, output?: import("../interfaces/Variable").default | undefined) => WFWorkflowAction | WFWorkflowAction[];
export default _default;