API ReferenceContacts/ManagersAttachmentsDownload Contact AttachmentGEThttps://app.brightmove.com/ATS/app/contact/attachment/:attachGkDownload Contact AttachmentPath parametersattachGklongRequiredHeadersX-Brightmove-Company-ApiKeystringOptionalX-Brightmove-User-ApiKeystringOptionalResponseOKErrors400Bad Request401Unauthorized403Forbidden406Not Acceptable417Expectation Failed500Internal Server Error