import { Contents } from './index';
/**
 * Validate an `Contents.IModel` object.
 */
export declare function validateContentsModel(model: Contents.IModel): asserts model is Contents.IModel;
/**
 * Validate an `Contents.ICheckpointModel` object.
 */
export declare function validateCheckpointModel(model: Contents.ICheckpointModel): asserts model is Contents.ICheckpointModel;