/**
 * KKAPI Batch Client for Pioneer SDK
 *
 * Provides batch operations for kkapi:// protocol to optimize performance:
 * 1. Single batch call to get ALL cached pubkeys
 * 2. Audit which ones are missing
 * 3. Individual fallback only for missing pubkeys
 */
export interface KkapiPubkey {
    pubkey: string;
    address: string;
    path: string;
    pathMaster: string;
    scriptType: string;
    networks: string[];
    type: string;
    note?: string;
    available_scripts_types?: string[];
    context?: string;
}
export interface KkapiBatchPubkeysResponse {
    pubkeys: KkapiPubkey[];
    cached_count: number;
    total_requested: number;
    device_id?: string;
}
export interface KkapiHealthStatus {
    available: boolean;
    device_connected: boolean;
    cached_pubkeys: number;
    vault_version?: string;
}
/**
 * Check if kkapi:// vault is available and ready
 */
export declare function checkKkapiHealth(baseUrl?: string): Promise<KkapiHealthStatus>;
/**
 * Get multiple pubkeys in a single batch call from kkapi:// vault
 * Returns cached pubkeys and indicates which paths are missing
 */
export declare function batchGetPubkeys(paths: any[], context: string, baseUrl?: string): Promise<KkapiBatchPubkeysResponse>;
/**
 * Optimized getPubkeys that uses batch fetching with individual fallback
 *
 * Strategy:
 * 1. Try batch fetch from kkapi:// vault first (fast)
 * 2. Audit which pubkeys are missing
 * 3. Individual keepkey-sdk calls only for missing ones
 */
export declare function optimizedGetPubkeys(blockchains: string[], paths: any[], keepKeySdk: any, context: string, getPubkeyFunction: (networkId: string, path: any, sdk: any, context: string) => Promise<any>): Promise<any[]>;
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