{"pusher_app_id":"1159180","pusher_app_key":"f7ee8c40a4b3803e21db","pusher_app_secret":"5d3e0dd46823ad980cd3","pusher_app_cluster":"ap2","chatting_method":"jquery","chat_invitation_requirement":"required","chat_file_limit":"200","chat_can_upload_file":"yes","chat_can_make_group":"yes","chat_staff_or_teacher_can_ban_student":null,"chat_teacher_can_pin_top_message":null,"chat_generate":"none","chat_everyone_to_everyone":"no","chat_admin_can_chat_without_invitation":"no","chat_open":"no","chat_language_cache":"cached"}