Fetches media details using Meta's Cloud API. Refer to Meta's Media API documentation. The returned URL is valid for 5 minutes and must be used to download the media via the /meta/cloudapi/{appId}/whatsapp_business/attachments endpoint.

Example Response

{
  "url": "https://lookaside.fbsbx.com/whatsapp_business/attachments/?mid=9876543210987654321&ext=1678901234567&hash=ABcD1234EfGh",
  "mimeType": "image/jpeg",
  "size": 45678
}

Use the url field to download the media. For example, remove the root hostname https://lookaside.fbsbx.com and send the remainder to the /meta/cloudapi/{appId}/whatsapp_business/attachments endpoint.