'datetime', 'updated_at' => 'datetime', 'deleted_at' => 'datetime', ]; public function stabile() { return $this->belongsTo(Stabile::class, 'stabile_id'); } public function rubrica() { return $this->belongsTo(RubricaUniversale::class, 'rubrica_id'); } public function createBy() { return $this->belongsTo(User::class, 'creato_da'); } public function updatedBy() { return $this->belongsTo(User::class, 'modificato_da'); } }