Edit File: VideoMetadata.php
<?php namespace Kunnu\Dropbox\Models; class VideoMetadata extends MediaMetadata { /** * The duration of the video in milliseconds * * @var int */ protected $duration; /** * Create a new VideoMetadata instance * * @param array $data */ public function __construct(array $data) { parent::__construct($data); $this->duration = $this->getDataProperty('duration'); } /** * Get the duration of the video * * @return int */ public function getDuration() { return $this->duration; } }