code: private void extractErrors(JsonObject object) {
          JsonObject response;
          try {
              response = object.getAsJsonObject("response");
          } catch (ClassCastException ex) {
              return; // response is non-object
          }
          if (response == null) { return; }
  
          JsonArray e = response.getAsJsonArray("errors");
          if (e == null) { return; }
  
          // Set the errors
          errors = new ArrayList<String>(e.size());
          for (int i = 0; i < e.size(); i++) {
              errors.add(e.get(i).getAsString());
          }
      }
docs: Pull the errors out of the response if present
  @param object the parsed response object