System/Library/PrivateFrameworks/VisualVoicemail.framework
VMMutableAccount.h
@class NSUUID, NSString, VMHandle;
@interface VMMutableAccount : VMAccount
@property (retain, nonatomic) NSUUID *UUID;
@property (copy, nonatomic) NSString *accountDescription;
@property (copy, nonatomic) NSString *abbreviatedAccountDescription;
@property (retain, nonatomic) VMHandle *handle;
@property (copy, nonatomic) NSString *isoCountryCode;
@property (nonatomic, getter=isProvisioned) BOOL provisioned;
@property (copy, nonatomic) NSString *serviceName;
@end