import { btc, SupportedNetwork, TokenMetadata } from "../common";
export type TokenTx = {
    prevTx: btc.Transaction;
    prevPrevTx: btc.Transaction;
    prevTokenInputIndex: number;
};
export declare function validatePrevTx(metadata: TokenMetadata, prevTxHex: string, prevPrevTxHex: string, network: SupportedNetwork): TokenTx | null;