'integer', 'company_id' => 'integer', 'ext' => 'json', 'created_at' => 'datetime', 'updated_at' => 'datetime', ]; public function company(): BelongsTo { return $this->belongsTo(Company::class, 'company_id'); } public function mappings(): HasMany { return $this->hasMany(SkuMapping::class, 'origin_sku_id'); } }