declare global {
    interface BigInt {
        toJSON(): string;
    }
}
export declare class Cache {
    disabled: boolean;
    cache: LocalForage;
    constructor(name: string);
    disable(): void;
    get(key: string): Promise<any>;
    set(key: string, value: any, ttl?: number): Promise<string>;
    remove(key: string): Promise<void>;
    clear(): Promise<void>;
}
export declare const cache: Cache;
export declare function withCache(ttl?: number, _cache?: Cache): (_: any, _methodName: string, descriptor: PropertyDescriptor) => {
    value: (...args: any[]) => Promise<any>;
    configurable?: boolean | undefined;
    enumerable?: boolean | undefined;
    writable?: boolean | undefined;
    get?(): any;
    set?(v: any): void;
};
export default cache;