'date', 'verified_at' => 'datetime', ]; public function category(): BelongsTo { return $this->belongsTo(CashCategory::class, 'category_id'); } public function creator(): BelongsTo { return $this->belongsTo(User::class, 'created_by'); } public function verifier(): BelongsTo { return $this->belongsTo(User::class, 'verified_by'); } }