export declare class Conversation {
    readonly id: string;
    organizationId: string;
    channelId: string;
    contactId: string;
    status: string;
    assignedToUserId: string | null;
    lastMessageAt: Date | null;
    createdAt: Date;
    updatedAt: Date;
    constructor(id: string, organizationId: string, channelId: string, contactId: string, status: string, assignedToUserId: string | null, lastMessageAt: Date | null, createdAt: Date, updatedAt: Date);
    updateStatus(newStatus: string): void;
    assignToUser(userId: string): void;
}
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