$this->whenLoaded('tenant'), 'device_type' => $this->whenLoaded('deviceType'), 'parent' => $this->whenLoaded('parent'), 'ports' => $this->whenLoaded('ports'), 'source_node' => $this->whenLoaded('sourceNode'), 'target_node' => $this->whenLoaded('targetNode'), 'source_port' => $this->whenLoaded('sourcePort'), 'target_port' => $this->whenLoaded('targetPort'), ]; } }