type PlainObject = Record<string, any>;
type ErrorAttributes<T extends PlainObject> = {
    [K in keyof T]: T[K];
} & Record<string, any>;
type ToPlainObjectReturn<T> = T extends readonly any[] ? any[] : T extends Function ? string : T extends symbol ? string : T extends Date ? Date : T extends object ? ErrorAttributes<T> : T;
export declare function toPlainObject<T, R = ToPlainObjectReturn<T>>(data: T, options?: {
    noStack?: boolean;
    removeEmpty?: boolean;
    transform?: (value: any) => {
        isSanitized: true;
        value: any;
    } | {
        isSanitized: false;
    };
    globalCircular?: boolean;
}): R;
export {};