import type { IndexerReadClient } from '8004-solana';
import { BaseDataSource } from '../../core/cache/data-source.js';
import type { ISyncBatch } from '../../core/cache/data-source.js';
export declare class SolanaDataSource extends BaseDataSource {
    readonly sourceId = "sol:devnet";
    readonly chainPrefix = "sol";
    private readonly indexer;
    constructor(indexer: IndexerReadClient, cluster?: string);
    isAvailable(): Promise<boolean>;
    fetchBatch(options: {
        cursor?: string;
        updatedSince?: number;
        limit?: number;
    }): Promise<ISyncBatch>;
    getTotalCount(): Promise<number>;
}
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