CTCellularPlanProvisioning
- (void)addPlanWithRequest:(nonnull CTCellularPlanProvisioningRequest *)request properties:(CTCellularPlanProperties * _Nullable)properties completionHandler:(nonnull void (^)(CTCellularPlanProvisioningAddPlanResult))completionHandler;
CTCellularPlanProvisioning
- (void)updateCellularPlanProperties:(nonnull CTCellularPlanProperties *)properties completionHandler:(nonnull void (^)(NSError * _Nullable))completionHandler;
CTCellularPlanStatus
+ (void)getTokenWithCompletion:(nonnull void (^)(NSString * _Nullable, NSError * _Nullable))completionHandler;
CTCellularPlanStatus
+ (void)checkValidityOfToken:(nonnull NSString *)token completionHandler:(nonnull void (^)(BOOL, NSError * _Nullable))completionHandler;