{{ label.get('key').value }} is not unique Prefix is not a valid DNS subdomain prefix (eg. my-domain.com). Label key name must be alphanumeric separated by '-', '_' or '.', optionally prefixed by a DNS subdomain and '/'. Prefix should not exceed 253 characters. Label Key name should not exceed 63 characters.

{{ label.get('value').value?.length }} / 253 Label value must be alphanumeric separated by '.' , '-' or '_'. Label Value must not exceed 253 characters.