class FakeApi {

    public String fakeOuterStringSerialize(String body) throws IOException {
        HttpResponse response = fakeOuterStringSerializeForHttpResponse(body);
        TypeReference<String> typeRef = new TypeReference<String>() {};
        return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
    }

    public  FakeApi();
    public  FakeApi(ApiClient apiClient);

}