import BlockObj from '../interfaces/block';
import { BlockFormState } from '../interfaces/block-form-state';
import FormData from 'form-data';
export declare const FormDataBuilder: () => {
    buildSingleImageForm: (obj: any, shouldUpdateAvatar?: boolean) => Promise<FormData>;
    buildBlock: (blk: BlockObj | BlockFormState | any) => Promise<FormData>;
    buildItems: (blk: BlockObj | BlockFormState) => Promise<FormData>;
    buildSettings: (settings: any) => Promise<FormData>;
};