file in blobstores

When running Task-> Admin-Compact Blobstores i see exception file is not present in the file path /data/nexus/blobstores// due to which the job fails to execute.I created a file manually and re-executed the Compact blobstore Task and it executed successfully.But after that the blobstore which was cleaned did not come up and it shows error with error message -> file is invalid.

Can someone please share the format for docker blobstores.
what is type( type=file/1) we need to mention in the file for dockers based blobstores.

Try putting this in it: