/**
 * Unified IPC Protocol Types
 *
 * Single socket at /tmp/openmm.sock handles both credential lookup
 * and payment signing. Dispatched by message `type` field.
 */
export interface IPCRequest {
    id: string;
    type: 'ping' | 'get_credentials' | 'list_exchanges' | 'sign_payment';
    exchange?: string;
    payload?: SignPaymentPayload;
}
export interface SignPaymentPayload {
    to: string;
    amount: string;
    chainId: number;
}
export interface IPCResponse {
    id: string;
    success: boolean;
    error?: string;
    data?: unknown;
}
export declare const DEFAULT_SOCKET_PATH = "/tmp/openmm.sock";
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