/**
 * Validates that the zoneName matches the zoneId using the zoneMap.
 * Throws an error if the values are inconsistent.
 */
export declare function validateZoneNameAndId(zoneId: number, zoneName: string): void;
/**
 * Validates the event payload against the schema for the given eventType and schemaVersion.
 * Throws an error if the schema does not exist or the payload is invalid.
 */
export declare function validateEventPayload(eventType: string, schemaVersion: "v1" | "v2", payload: any): void;
/**
 * Processes a message object as the listener would, validating zone and schema.
 * Throws if validation fails, returns the parsed event otherwise.
 */
export declare function processEventMessage(msg: {
    content: Buffer;
    fields: {
        routingKey: string;
    };
}): any;
export declare function validateName(name: string, type: "exchange" | "queue"): void;
export declare function buildAmqpUrl({ username, password, host, }: {
    username: string;
    password: string;
    host: string;
}): string;