test gửi btvn

{"id":7970,"type":"document","url":"https://biteducation.easyedu.vn/sites/default/files/easyschool/upload/2026/04/29.3.2026.docx","width":null,"height":null,"thumbnail":"https://biteducation.easyedu.vn/sites/all/themes/easyedu/images/word-large.png","name":"29.3.2026.docx"}