import okhttp3.CacheControl;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import retrofit2.Retrofit;
<BUG>import retrofit2.converter.gson.GsonConverterFactory;
@Singleton</BUG>
public class RestApiManager implements IApi {
protected final Logger logger = new Logger(getClass().getName());
@Inject

import okhttp3.CacheControl;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;
import static org.edx.mobile.http.CallUtil.executeStrict;
@Singleton
public class RestApiManager implements IApi {
protected final Logger logger = new Logger(getClass().getName());
@Inject
