type Options = {
    id?: string;
    type: string;
    attributes: '*';
    relationships: string[];
} | {
    id?: string;
    type: string;
    attributes: string[];
    relationships: '*';
} | {
    id?: string;
    type: string;
    attributes: string[];
    relationships: string[];
};
export type Rel = {
    id: string;
    type: string;
};
export declare function serializeRequestBody<T extends {
    data: unknown;
} | null>(body: unknown, options: Options): T;
export {};