It seems like the location types in vSphere 7 are slightly different. Whereas before I had been using Backup-VCSAToFile to backup to SCP, the VAMI web interface lists SFTP in place of SCP.
The ValidateSet array for Backup-VCSAToFile doesn't list SFTP. Might be worthwhile adding SFTP to the list.
It seems like the location types in vSphere 7 are slightly different. Whereas before I had been using Backup-VCSAToFile to backup to SCP, the VAMI web interface lists SFTP in place of SCP.
The ValidateSet array for Backup-VCSAToFile doesn't list SFTP. Might be worthwhile adding SFTP to the list.