import { BaseJourney } from "../BaseJourney";
export declare class InboundMessageJourney extends BaseJourney {
    private readonly taskSid;
    protected readonly journey: "inbound-conversation";
    private static readonly instances;
    private attrs;
    private loadStarted;
    private cancelReadyWatch?;
    private constructor();
    static forTask(taskSid: string): InboundMessageJourney;
    start(attrs?: Record<string, string | undefined>): void;
    loadConversation(): void;
    loadConversationDone(): void;
    acceptBegin(): void;
    acceptDone(): void;
    acceptFailed(e: Error): void;
    conversationReady(): void;
    conversationReadyDone(): void;
    conversationReadyFailed(e: Error): void;
    setReadyWatchCanceller(cancel: () => void): void;
    static isActive(taskSid: string): boolean;
    static isLoading(taskSid: string): boolean;
    static abort(taskSid: string): void;
    fail(e: Error): void;
    end(): void;
}