code: public Interceptor interceptToProgressResponse() {
         return new Interceptor() {
              @Override
              public Response intercept(Chain chain) throws IOException {
                  Response response = chain.proceed(chain.request());
                  ResponseBody body = new ForwardResponseBody(response.body());
                  return response.newBuilder()
                          .body(body)
                          .build();
              }
          };
      }
docs: intercept the Response body stream progress