@Override
    public Builder toBuilder() {
        return builder()
                .sourceLocation(sourceLocation)
                .operationName(operationName)
                .operationParams(operationParams)
                .builtInParams(builtInParams)
                .clientParams(clientParams);
    }
A description of a service operation and input used to verify an endpoint rule-set test case.
smithy-rules-engine/src/main/java/software/amazon/smithy/rulesengine/traits/EndpointTestOperationInput.java