null, "tarifa_extra_id" => null, "maquina_id" => null, "maquina_tarea_id" => null, ]; protected $casts = [ "id" => "integer", "tarifa_extra_id" => "integer", "maquina_id" => "integer", "maquina_tarea_id" => "?integer", ]; public function tarifa_extra(): TarifaextraEntity { $m = model(TarifaextraModel::class); return $m->find($this->attributes["tarifa_extra_id"]); } public function maquina(): ?Maquina { $m = model(MaquinaModel::class); return $m->find($this->attributes['maquina_id']); } }