Questione giuridica chiave
Whether the complaint against the provisional attachment notice was admissible before the Federal Court.
Decisione estratta
Yes, the cantonal supervisory decision in debt enforcement was subject to civil-law appeal, and the complaint was timely and admissible.
Motivazione estratta
The supervisory decision was a final decision under the BGG framework; the provisional attachment notice itself was also treated as a final decision concerning a precautionary measure.