Returns all of the properties of a subscription customers have created. Subscription
            properties returned might differ based on the authorization of the user.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public GetSubscriptionAttributesResponse GetSubscriptionAttributes( GetSubscriptionAttributesRequest request )
 Parameters
 Parameters- request (GetSubscriptionAttributesRequest)
- Get Subscription Attributes request
 Return Value
 Return ValueGet Subscription Attributes  Response from the service