import { Keychain, NetworkType } from '../types';
export declare const VALID_NETWORKS: {
    '0x1': boolean;
    '0x5': boolean;
    '0x64': boolean;
    '0xa': boolean;
    '0x89': boolean;
    '0xa4b1': boolean;
    '0xa4ec': boolean;
};
export declare const isValidNetwork: (str: unknown, networks?: Keychain<unknown>) => str is "0x1" | "0x5" | "0x64" | "0xa" | "0x89" | "0xa4b1" | "0xa4ec";
export declare const NETWORK_DATA: Keychain<NetworkType>;
export declare const getNetwork: (chainId: string) => NetworkType | null | undefined;
export declare const getNetworkName: (chainId: string) => string | null;
export declare const addKeychain: (keychain: Keychain<unknown>, property: string, networkList?: Keychain<NetworkType>) => {};