import type { EthernaIndexClient } from ".";
import type { RequestOptions } from "..";
import type { IndexParameters } from "./types";
export declare class IndexSystem {
    private instance;
    constructor(instance: EthernaIndexClient);
    /**
     * Get a list of parameters and max charater lenghts
     * @param opts Request options
     */
    fetchParameters(opts?: RequestOptions): Promise<IndexParameters>;
}
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