import FormData from 'form-data';
import type { IDataObject, IExecuteFunctions, ILoadOptionsFunctions, IRequestOptions } from 'n8n-workflow';
import { Readable } from 'stream';
export declare function createMultipartForm(metadata: IDataObject, content: string | Buffer | Readable, contentType: string, knownLength: number): FormData;
export declare function parseBodyData(bodyData: IDataObject, fields: string[]): IDataObject;
export declare function requestAccessToken(this: IExecuteFunctions | ILoadOptionsFunctions, credentialsType: string, scopes: string[]): Promise<IDataObject>;
export declare function requestServiceAccount(this: IExecuteFunctions | ILoadOptionsFunctions, credentialsType: string, options: IRequestOptions, scopes: string[]): Promise<IDataObject>;