import { Hex, TransactionSerializable, TypedDataDomain } from "viem";
import { EIP712TypedData, SignMethod } from ".";
export declare function isSignMethod(method: unknown): method is SignMethod;
export declare const isTypedDataDomain: (domain: unknown) => domain is TypedDataDomain;
export declare const isEIP712TypedData: (obj: unknown) => obj is EIP712TypedData;
export declare function isTransactionSerializable(data: unknown): data is TransactionSerializable;
export declare function isRlpHex(data: unknown): data is Hex;