public static List<Object> toList(String json) throws JsonProcessingException {
        return MAPPER.readValue(json, LIST_TYPE_REFERENCE);
    }
@Test
    void toList() throws JsonProcessingException {
        String list = "[1, 2, 3]";

        List<Object> integerList = JacksonMapper.toList(list);

        assertThat(integerList.size(), is(3));
        assertThat(integerList, containsInAnyOrder(1, 2, 3));
    }