export declare class Constants {
    static readonly MAX_EVENTS_IN_BATCH = 10;
    static readonly SOURCE = "BACKEND_SDK";
    static readonly CLIENT_VERSION = "V2";
    static readonly AUTHORIZATION = "Authorization";
    static readonly EVENTS_ENDPOINT = "/client/v1/backend/events/batch";
    static readonly QUEUE_MAX_SIZE = 20000;
    static readonly INITIAL_DELAY = 1000;
    static readonly DELAY = 1000;
}