/**
 * Bridge Intent Types & Utilities
 *
 * Represents a user's intent to bridge USDC from Base to 0G
 * Signed with Ed25519, published to H3-DAC, executed by QUIC worker
 */
export interface BridgeIntent {
    type: 'bridge-payment';
    id: string;
    amount: string;
    fromChain: 'base' | 'sepolia';
    toChain: '0g';
    sender: string;
    recipient: string;
    nonce: number;
    timestamp: number;
    signature: string;
}
export interface BridgeIntentResponse {
    status: 'accepted' | 'rejected' | 'processing' | 'completed';
    intentId: string;
    settledAmount?: string;
    txHashBase?: string;
    txHash0G?: string;
    error?: string;
    latencyMs?: number;
    proof?: any;
    txHash?: string;
}
/**
 * Encode bridge intent as CBOR-like object for H3-DAC
 */
export declare function encodeBridgeIntent(intent: Omit<BridgeIntent, 'signature'>): any;
/**
 * Compute intent hash for signing (simple keccak256 for now, could be Blake3)
 */
export declare function computeIntentHash(intent: Omit<BridgeIntent, 'signature'>): string;
/**
 * Create a new bridge intent
 */
export declare function createBridgeIntent(amount: string, fromChain: 'base' | 'sepolia', sender: string, recipient: string, nonce: number): Omit<BridgeIntent, 'signature'>;
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