/**
 * Configuration for gRPC client
 */
export interface GrpcConfig {
    endpoint: string;
    secure: boolean;
    jwtToken?: string;
    timeout?: number;
}
export declare const DEFAULT_CONFIG: GrpcConfig;
export declare const TESTNET_CONFIG: GrpcConfig;
export declare const LOCALHOST_CONFIG: GrpcConfig;
/**
 * Merge user config with defaults
 */
export declare function mergeConfig(userConfig?: Partial<GrpcConfig>): GrpcConfig;
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