curl --location --request POST 'https://www.h3yun.com/Api/DownloadBizObjectFile' \ --header 'EngineCode: ' \ --header 'EngineSecret: ' \ --header 'Content-Type: multipart/form-data' \ --form 'attachmentId="269b505d-d9d2-4983-9e54-b23ad9134aa9"' \ --form 'EngineCode=""'
