export interface IEventPayloadMetas {
    guid: string;
    name: string;
    application: string;
    timestamp: number;
    correlationId?: string;
    replyTo?: string;
    [k: string]: any;
}
export interface IEventPayload {
    [k: string]: any;
    _metas?: Partial<IEventPayloadMetas>;
}
export declare type EventHandlerFunction = (payload: IEventPayload) => Promise<IEventPayload | void | null> | IEventPayload | void | null;
export declare type OverrideMetasFunction = (metas: IEventPayloadMetas) => IEventPayloadMetas;
export interface IEventManagerOptions {
    application: string;
    metas: boolean | OverrideMetasFunction;
    logLevel: "error" | "debug" | "info" | "warn";
    logPrefix: string;
    logTransportMode: "console" | "mute";
    defaultResponseSuffix: string;
    emitAndWaitTimeout: number;
}
export interface IEmitAndWaitOptions {
    emitAndWaitTimeout?: number;
}