An HTTP header or query string argument with the name correlation-id and string value. Use this parameter in a request to specify a value to be copied to the response. The correlation ID can be used to match requests with responses when requests are submitted to LightWave Server asynchronously.
http://lightwave.example.com/uri?correlation-id={a2c93b13-7443-4cdf-ae27-ea1cea54ea75}
POST http://lightwave.example.com/uri HTTP/1.1
correlation-id: {a2c93b13-7443-4cdf-ae27-ea1cea54ea75}