import { type Address, type Hex } from 'viem';
export declare const ERC6492_MAGIC_BYTES: "0x6492649264926492649264926492649264926492649264926492649264926492";
export interface Erc6492Signature {
    readonly factory: Address;
    readonly factoryData: Hex;
    readonly signature: Hex;
}
export declare function isErc6492Signature(signature: Hex): boolean;
export declare function wrapErc6492Signature(input: Erc6492Signature): Hex;
export declare function unwrapErc6492Signature(signature: Hex): Erc6492Signature;
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