docs: static boolean fieldIsSerializable(final Field field, final boolean onlySerializePublicFields) {
          final int modifiers = field.getModifiers();
          if ((!onlySerializePublicFields || Modifier.isPublic(modifiers)) && !Modifier.isTransient(modifiers)
                  && !Modifier.isFinal(modifiers) && ((modifiers & 0x1000 /* synthetic */) == 0)) {
              return JSONUtils.isAccessibleOrMakeAccessible(field);
          }
          return false;
      }