import { BaseWorkflowBuilderPlugin } from '@interchainjs/types';
import { CosmosWorkflowBuilderContext } from '../context';
import { CosmosDirectDoc, CosmosAminoDoc } from '../../signers/types';
/**
 * Staging keys created by DirectSignaturePlugin
 */
export declare const DIRECT_SIGNATURE_STAGING_KEYS: {
    readonly SIGNATURE: "signature";
    readonly SIGNED_DOC: "signed_doc";
};
/**
 * Input parameters for DirectSignaturePlugin
 */
export interface DirectSignatureParams {
    signDoc: CosmosDirectDoc | CosmosAminoDoc;
}
/**
 * Plugin to create signature for direct (protobuf) signing
 * Handles both Auth (signArbitrary) and OfflineDirectSigner (signDirect) cases
 */
export declare class DirectSignaturePlugin extends BaseWorkflowBuilderPlugin<DirectSignatureParams, CosmosWorkflowBuilderContext> {
    constructor();
    protected onBuild(ctx: CosmosWorkflowBuilderContext, params: DirectSignatureParams): Promise<void>;
}