import { ChainId } from "../../chain";
import { Service } from "../../common";
import { Context } from "../../context";
export declare class SubgraphService extends Service {
    yearnSubgraphEndpoint?: string;
    constructor(chainId: ChainId, ctx: Context);
    fetchQuery<T>(query: string, variables?: {
        [key: string]: unknown;
    }): Promise<T>;
}