import BaseService from '../client/BaseService';
export declare class Blocks extends BaseService {
    constructor(chainId?: number | undefined);
    getNearestBlockByTimestamp(timestamp: number | string): Promise<{
        number: number;
        timestamp: number;
        id: string;
    }>;
    getOneDayBlock(): Promise<{
        number: number;
        timestamp: number;
        id: string;
    }>;
    getTwoDayBlock(): Promise<{
        number: number;
        timestamp: number;
        id: string;
    }>;
    getSevenDayBlock(): Promise<{
        number: number;
        timestamp: number;
        id: string;
    }>;
    getBlocksByNumbers(numbers: (string | number)[]): Promise<{
        number: number;
        timestamp: number;
        id: string;
    }[]>;
    static isChainSupported(chainId: number): boolean;
}