[{"id":"8882bb0f54414a239dfd01a0882882f9","number":"44"},{"id":"b610915b0a54449e85e045e9751bbb0b","number":"22"}]
使用 StringEscapeUtils.unescapeHtml()
結果 [{"id":"8882bb0f54414a239dfd01a0882882f9","number":"44"},{"id":"b610915b0a54449e85e045e9751bbb0b","number":"22"}]