/**
 * Blockchain Event Types
 * Defines events emitted by blockchain SDK components
 */
export interface BlockchainEvents {
    'blockchain:multichain.initialized': {
        chains: number[];
        defaultChain: number;
    };
    'blockchain:chain.changed': {
        previousChain: number;
        newChain: number;
    };
    'blockchain:provider.connected': {
        chainId: number;
        provider: 'real' | 'mock';
    };
    'blockchain:transaction.sent': {
        hash: string;
        status: number | boolean;
        blockNumber: number;
        from: string;
        to: string;
        value?: string;
    };
    'blockchain:transaction.failed': {
        error: string;
        params: any;
    };
    'blockchain:transaction.confirmed': {
        hash: string;
        confirmations: number;
    };
    'blockchain:balance.fetched': {
        address: string;
        balance: string;
        chainId: number;
    };
    'blockchain:contract.deployed': {
        address: string;
        chainId: number;
        transactionHash: string;
    };
    'blockchain:contract.event': {
        address: string;
        event: string;
        args: any[];
        transactionHash: string;
        blockNumber: number;
    };
    'blockchain:defi.swap': {
        protocol: string;
        tokenIn: string;
        tokenOut: string;
        amountIn: string;
        amountOut: string;
        transactionHash: string;
    };
    'blockchain:defi.liquidity.added': {
        protocol: string;
        tokenA: string;
        tokenB: string;
        amountA: string;
        amountB: string;
        liquidity: string;
        transactionHash: string;
    };
    'blockchain:nft.minted': {
        contractAddress: string;
        tokenId: string;
        to: string;
        tokenURI: string;
        transactionHash: string;
    };
    'blockchain:nft.transferred': {
        contractAddress: string;
        tokenId: string;
        from: string;
        to: string;
        transactionHash: string;
    };
    'blockchain:bitcoin.utxo.received': {
        txid: string;
        vout: number;
        address: string;
        value: number;
    };
    'blockchain:bitcoin.transaction.broadcast': {
        txid: string;
        fee: number;
        size: number;
    };
    'blockchain:error': {
        error: string;
        type?: string;
        chainId?: number;
    };
    'blockchain:database.store.failed': {
        error: string;
        transactionHash?: string;
    };
}
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