code: private Gson createGson() {
  
          GsonBuilder gsonBuilder = new GsonBuilder().disableHtmlEscaping().setLenient().
  
                  addSerializationExclusionStrategy(new ExclusionStrategy() {
                      @Override
                      public boolean shouldSkipField(FieldAttributes f) {
                          return f.getAnnotation(SerializedName.class) == null;
                      }
  
                      @Override
                      public boolean shouldSkipClass(Class<?> clazz) {
                          return false;
                      }
                  });
  
          return gsonBuilder.create();
      }
docs: Create Gson converter for the service.
  
  @return Gson converter.