import { Hex, SignableTx } from '@cfxdevkit/cdk';
import { TransactionSerializableEIP1559 } from 'viem';
import { LedgerSignature, LedgerSignatureResponse } from './types.js';
export declare function toEip1559(tx: SignableTx): TransactionSerializableEIP1559;
export declare function finaliseEip1559Tx(tx: TransactionSerializableEIP1559, sig: LedgerSignature): Hex;
export declare function normaliseLedgerSignature(sig: LedgerSignatureResponse): LedgerSignature;
export declare function signatureToHex(sig: LedgerSignature): Hex;
export declare function canonicalHex(value: string): Hex;
export declare function messageHex(message: string | Uint8Array): Hex;
export declare function stripHex(value: string): string;
//# sourceMappingURL=signature.d.ts.map