Answer
Customers can send text, links, documents, images, GIFs, and supported videos. Chat attachments support txt, csv, md, json, html, htm, pdf, docx, xlsx, pptx, odp, odt, ods, xml, xsl, jpg, jpeg, png, webp, heic, heif, gif, avif, mp4, and mov. A message can include up to 8 attachments, and each attachment is limited to 32MB after processing.