import { ChainType, IWalletProvider, ITypedData } from '../../types/wallet.types';
export declare abstract class BaseWalletProvider implements IWalletProvider {
    readonly name: string;
    readonly icon: string;
    readonly supportedChains: ChainType[];
    constructor(name: string, icon: string, supportedChains: ChainType[]);
    abstract connect(chainType?: ChainType): Promise<{
        caipAddress: string;
    }>;
    abstract signMessage(message: Uint8Array): Promise<Uint8Array>;
    abstract signAndSendTransaction(txn: Uint8Array): Promise<Uint8Array>;
    abstract signTypedData(typedData: ITypedData): Promise<Uint8Array>;
    abstract disconnect(): Promise<void>;
    abstract getChainId(): Promise<unknown>;
    protected formatAddress(rawAddress: string, chainType: ChainType, chainId: number): {
        caipAddress: string;
    };
    protected validateChainType(chainType?: ChainType): ChainType;
}