import { BaseMethod } from '../BaseMethod';
import type { SignPsbt } from '@onekeyfe/hd-transport';
export default class BTCSignPsbt extends BaseMethod<SignPsbt> {
    getSupportedProtocols(): readonly ["V1", "V2"];
    init(): void;
    getVersionRange(): {
        pro: {
            min: string;
        };
        model_classic1s: {
            min: string;
        };
    };
    run(): Promise<import("@onekeyfe/hd-transport").SignedPsbt>;
}
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