export * as BI from './bigint';
export declare function isNativeSegwit(addressType: any): boolean;
export declare function getSegwitVersion(addressType: any): 0 | 1;
export declare function isUtxoChain(chain: string): boolean;
export declare function isSvmChain(chain: string): boolean;
export declare function isEvmChain(chain: string): boolean;
export declare function isXrpChain(chain: string): boolean;
export declare function isSingleAddressChain(chain: string): boolean;
export declare function encodeBuffer(buffer: Buffer, encoding: BufferEncoding | 'base58'): Buffer | string;
export declare function isHexString(str: string): boolean;
export declare function toHex(input: number | string | bigint): string;
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