import * as t from 'io-ts';
import { IExtension } from './RTTI_Extension';
import { ICoding } from './RTTI_Coding';
import { IElement } from './RTTI_Element';
import { IReference } from './RTTI_Reference';
export interface ISignature {
    type: ICoding[];
    who: IReference;
    id?: string;
    extension?: IExtension[];
    when?: string;
    _when?: IElement;
    onBehalfOf?: IReference;
    targetFormat?: string;
    _targetFormat?: IElement;
    sigFormat?: string;
    _sigFormat?: IElement;
    data?: string;
    _data?: IElement;
}
export declare const RTTI_Signature: t.Type<ISignature>;