StoragePermissions type 
Defines values for StoragePermissions. 
KnownStoragePermissions can be used interchangeably with StoragePermissions,
this enum contains the known values that the service supports.
Known values supported by the service
all 
get 
list 
delete 
set 
update 
regeneratekey 
recover 
purge 
backup 
restore 
setsas 
listsas 
getsas 
deletesas
type StoragePermissions = string