BlobSasPermissions
 BlobSasPermissions contains the list of
            permissions that can be set for a blob's access policy.  Use
             SetPermissions
            to set the permissions on the  BlobSasBuilder.
            
                
Add = 2
Indicates that Add is permitted.
            
All = -1
Indicates that all permissions are set.
            
Create = 4
Indicates that Create is permitted.
            
Delete = 16
Indicates that Delete is permitted.
            
DeleteBlobVersion = 64
Indicates that deleting a Blob Version is permitted.
            
Execute = 512
Indicates that Execute is permitted.
            
List = 128
Indicates that List is permitted.
            
Move = 256
Indicates that Move is permitted.
            
PermanentDelete = 2048
Indicates that Permanent Delete is permitted.
            
Read = 1
Indicates that Read is permitted.
            
SetImmutabilityPolicy = 1024
Indicates that setting immutability policy is permitted.
            
Tag = 32
Indicates that reading and writing Tags are permitted.
            
Write = 8
Indicates that Write is permitted.