import { Event, Message } from '@botpress/client';
import { WorkflowCallbackEventType } from '../runtime/events';
export declare function isEvent(event: unknown): event is Event;
export declare function isEventMessage(event: Event): event is Event & {
    type: 'message_created';
    payload: {
        message: Message;
    };
};
export declare function isWorkflowCallback(event: unknown): event is WorkflowCallbackEventType;
export declare function isMessage(message: unknown): message is Message;
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