import { type RequestBodyBuilder } from './request-body.builder';
import { type RequestFormBuilder } from './request-form.builder';
export declare class PayloadBuilder {
    private readonly requestBodyBuilder?;
    private readonly requestFormBuilder?;
    private readonly gqlQuery?;
    constructor(requestBodyBuilder?: RequestBodyBuilder | undefined, requestFormBuilder?: RequestFormBuilder | undefined, gqlQuery?: string | undefined);
    get contentType(): {
        'Content-Type': string;
    } | undefined;
    build(args: any[]): BodyInit | undefined;
}