{"rich_content":{"text":"","spans":null},"video":{"vid":"v028b0cd0000buq6tthr17v2b64i54l0","duration":18.321,"width":640,"height":360,"file_size":196,"thumb":{"web_uri":"tos-cn-p-0000/1b8f9078612f4587b0ff93ba33980bd6","width":640,"height":360,"image_type":null,"mimetype":null,"encrypt_web_uri":null,"secret_key":null,"encrypt_algorithm":null,"extra":null},"video_size":{"high":{"duration":18.321,"file_size":690329,"w":640,"h":360},"normal":{"duration":18.321,"file_size":690329,"w":640,"h":360}},"is_encrypted":null,"sp":null,"md5":"","tos_key":null,"secret_key":null,"encrypt_algorithm":null,"extra":null}}