export declare type TransportMetricsType = {
    name: string;
    timestamp: number;
    time_range: number;
    received_num: number;
    received_bytes: number;
    processed_success: number;
    processed_fail: number;
    max_processed_per_second: number;
    avg_processed_per_second: number;
    max_processed_time: number;
    avg_processed_time: number;
    sent_num: number;
    sent_bytes: number;
    max_sent_per_second: number;
    avg_sent_per_second: number;
    pending_num: number;
    max_pending_length: number;
};
export declare class TransportMetrics {
    #private;
    constructor(name: string, timestamp: number, time_range: number);
    received: (bytes: number) => void;
    sent: (bytes: number, pending: boolean, pending_length: number) => void;
    processFailed: (ms: number) => void;
    processSuccess: (ms: number) => void;
    fetchMetrics: () => TransportMetricsType;
}