VolvoCarsConfig
constructor(apiKey: String, oauth: OAuthConfig? = null, token: String? = null, logging: LoggingConfig = LoggingConfig(), timeout: Timeout = Timeout(socket = 30.seconds), headers: Map<String, String> = emptyMap(), proxy: ProxyConfig? = null, retry: RetryStrategy = RetryStrategy(), circuitBreaker: CircuitBreakerConfig? = null, engine: HttpClientEngine? = null, httpClientConfig: HttpClientConfig<*>.() -> Unit = {})(source)