export declare const listenerKey: unique symbol;
export declare const listenKey: unique symbol;
export declare const senderKey: unique symbol;
export declare const requestsMapKey: unique symbol;
export declare const listensMapKey: unique symbol;
export declare const serializerKey: unique symbol;
export declare const logKey: unique symbol;
export declare const verboseKey: unique symbol;
export declare const originalListensMapKey: unique symbol;
export declare const callbackKey: unique symbol;
export declare const timeoutKey: unique symbol;
export declare const prefixKey: unique symbol;
export declare const produceKey: unique symbol;
export declare const beforeEmitKey: unique symbol;
export declare const beforeEmitResolveKey: unique symbol;
export declare const transportKey = "__DATA_TRANSPORT_UUID__";
export declare const transportType: {
    readonly request: "request";
    readonly response: "response";
};
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