Questione giuridica chiave
Whether the appeal had to be entered into despite non-payment of the court advance within the extended deadline.
Decisione estratta
The appeal could not be entered into because the appellant neither paid the advance in time nor proved timely payment by bank/post debit confirmation.
Motivazione estratta
After warning under Art. 62 Abs. 3 BGG and expiry of the non-extendable grace period, the conditions for entering into the appeal were not met.