Keap landing page social share settings - Facebook showing errors on the image used

Facebook’s debug tool gave an error for Keap landing page that is being used on a post

https://developers.facebook.com/tools/debug/

“Provided og:image, https://cdn.convrrt.com/apps/infusionsoft/bq977/7918ff9d-ef41-496d-9a06-f2a23d02f740.png could not be downloaded. This can happen due to several different reasons such as your server using unsupported content-encoding. The crawler accepts deflate and gzip content encodings.”

Is this a bug or is there something that we can do to fix this?